CN207516629U - Optical imaging lens - Google Patents
Optical imaging lens Download PDFInfo
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- CN207516629U CN207516629U CN201721745930.5U CN201721745930U CN207516629U CN 207516629 U CN207516629 U CN 207516629U CN 201721745930 U CN201721745930 U CN 201721745930U CN 207516629 U CN207516629 U CN 207516629U
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Abstract
This application discloses a kind of optical imaging lens, which is sequentially included along optical axis by object side to image side：First lens, the second lens, third lens, the 4th lens, the 5th lens and the 6th lens.Wherein, the first lens have positive light coke, and object side is convex surface, and image side surface is concave surface；Second lens have positive light coke or negative power, and object side is convex surface, and image side surface is concave surface；Third lens have positive light coke or negative power；4th lens have positive light coke or negative power, and object side is concave surface；5th lens have positive light coke, and object side is concave surface, and image side surface is convex surface；6th lens have negative power, and object side is concave surface.Wherein, the radius of curvature R 12 of the image side surface of total effective focal length f and the 6th lens of optical imaging lens meets 0≤f/R12≤1.5.
Description
Technical field
This application involves a kind of optical imaging lens, more specifically, this application involves a kind of optics including six-element lens
Imaging lens.
Background technology
In recent years, demand of the market to being suitable for the imaging lens of portable electronic product gradually increases.Portable electronic
Product tends to minimize, and limits the overall length of camera lens, so as to increase the design difficulty of camera lens.
Meanwhile as photosensitive coupling element (CCD) or Complimentary Metal-Oxide semiconductor element (CMOS) etc. are common photosensitive
The raising of element function and the reduction of size so that the pixel number of photosensitive element increases and pixel dimension reduces, to what is matched
The high image quality of imaging lens and miniaturization also proposed higher requirement.
Utility model content
This application provides be applicable to portable electronic product, can at least solve or part solve it is of the prior art
The optical imaging lens of above-mentioned at least one shortcoming.
On the one hand, this application provides such a optical imaging lens, the camera lens along optical axis by object side to image side according to
Sequence includes：First lens, the second lens, third lens, the 4th lens, the 5th lens and the 6th lens.Wherein, the first lens can
With positive light coke, object side can be convex surface, and image side surface can be concave surface；Second lens have positive light coke or negative power,
Its object side can be convex surface, and image side surface can be concave surface；Third lens have positive light coke or negative power；4th lens have just
Focal power or negative power, object side can be concave surface；5th lens can have positive light coke, and object side can be concave surface, as
Side can be convex surface；6th lens can have negative power, and object side can be concave surface.Wherein, optical imaging lens always has
The radius of curvature R 12 of the image side surface of effect focal length f and the 6th lens can meet 0≤f/R12≤1.5.
In one embodiment, the effective focal length f5 of the 5th lens and the effective focal length f6 of the 6th lens can meet -5.0
＜ f5/f6 ＜ -1.0.
In one embodiment, the radius of curvature R 1 of the object side of the effective focal length f1 and the first lens of the first lens can
Meet 2.0≤f1/R1 ＜ 2.5.
In one embodiment, the radius of curvature R 10 of the image side surface of the effective focal length f5 and the 5th lens of the 5th lens
2.0 ＜ can be met | f5/R10 | ＜ 9.0.
In one embodiment, the effective focal length f5 and the 6th of total effective focal length f of optical imaging lens, the 5th lens
The effective focal length f6 of lens can meet 1.0 ＜ | f/f5 |+| f/f6 | ＜ 2.5.
In one embodiment, the effective focal length f6 of the 6th lens and the 6th lens are in the center thickness CT6 on optical axis
8 ＜ can be met | f6/CT6 | ＜ 20.
In one embodiment, the center of the object side of the first lens to the imaging surface of optical imaging lens on optical axis
Distance TTL and optical imaging lens imaging surface on the half ImgH of effective pixel area diagonal line length can meet TTL/ImgH
≤1.5。
In one embodiment, the curvature of the image side surface of 3 and second lens of radius of curvature R of the object side of the second lens
Radius R4 can meet 2.5≤(R3+R4)/(R3-R4) ＜ 6.0.
In one embodiment, the first lens in the center thickness CT1 on optical axis and the 6th lens on optical axis
Heart thickness CT6 can meet 1.0 ＜ CT1/CT6 ＜ 4.0.
In one embodiment, the song of the image side surface of 11 and the 6th lens of radius of curvature R of the object side of the 6th lens
Rate radius R12 can meet -3.0 ＜ R11/R12 ＜ 0.
In one embodiment, the center of the object side of the first lens to the imaging surface of optical imaging lens on optical axis
Distance TTL and the sum of the spacing distance of two lens of arbitrary neighborhood on optical axis Σ AT in the first lens to the 6th lens can meet
2.0 ＜ TTL/ ∑s AT≤3.0.
In one embodiment, the curvature of the image side surface of total effective focal length f and the 6th lens of optical imaging lens half
Diameter R12 can meet 0≤f/R12≤1.5.
In one embodiment, spacing distance T56, the first lens and of the 5th lens and the 6th lens on optical axis
Spacing distance T23s and third of spacing distance T12, second lens and third lens of two lens on optical axis on optical axis are saturating
The spacing distance T34 of mirror and the 4th lens on optical axis can meet 1.5≤T56/ (T12+T23+T34)≤3.0.
In one embodiment, spacing distance T56 and the second lens on optical axis of the 5th lens and the 6th lens and
Spacing distance T23 of the third lens on optical axis can meet 3.5 ＜ T56/T23 ＜ 10.0.
On the other hand, this application provides such a optical imaging lens, and the camera lens is along optical axis by object side to image side
Sequentially include：First lens, the second lens, third lens, the 4th lens, the 5th lens and the 6th lens.Wherein, the first lens
There can be positive light coke, object side can be convex surface, and image side surface can be concave surface；Second lens have positive light coke or negative light focus
Degree, object side can be convex surface, and image side surface can be concave surface；Third lens have positive light coke or negative power；4th lens have
There are positive light coke or negative power, object side can be concave surface；5th lens can have positive light coke, and object side can be recessed
Face, image side surface can be convex surface；6th lens can have negative power, and object side can be concave surface.Wherein, the 5th lens and the 6th
Spacing distance T12s of spacing distance T56, first lens and second lens of the lens on optical axis on optical axis, the second lens and
Spacing distance T23 and third lens and fourth lens spacing distance T34 on optical axis of the third lens on optical axis can expire
1.5≤T56/ of foot (T12+T23+T34)≤3.0.
On the other hand, this application provides such a optical imaging lens, and the camera lens is along optical axis by object side to image side
Sequentially include：First lens, the second lens, third lens, the 4th lens, the 5th lens and the 6th lens.Wherein, the first lens
There can be positive light coke, object side can be convex surface, and image side surface can be concave surface；Second lens have positive light coke or negative light focus
Degree, object side can be convex surface, and image side surface can be concave surface；Third lens have positive light coke or negative power；4th lens have
There are positive light coke or negative power, object side can be concave surface；5th lens can have positive light coke, and object side can be recessed
Face, image side surface can be convex surface；6th lens can have negative power, and object side can be concave surface.Wherein, the 5th lens and the 6th
Spacing distance T23s of spacing distance T56 and second lens and third lens of the lens on optical axis on optical axis can meet 4.5 ＜
T56/T23 ＜ 10.0.
On the other hand, this application provides such a optical imaging lens, and the camera lens is along optical axis by object side to image side
Sequentially include：First lens, the second lens, third lens, the 4th lens, the 5th lens and the 6th lens.Wherein, the first lens
There can be positive light coke, object side can be convex surface, and image side surface can be concave surface；Second lens have positive light coke or negative light focus
Degree, object side can be convex surface, and image side surface can be concave surface；Third lens have positive light coke or negative power；4th lens have
There are positive light coke or negative power, object side can be concave surface；5th lens can have positive light coke, and object side can be recessed
Face, image side surface can be convex surface；6th lens can have negative power, and object side can be concave surface.Wherein, optical imaging lens
Total effective focal length f, the effective focal length f5 of the 5th lens and the effective focal length f6 of the 6th lens can meet 1.0 ＜ | f/f5 |+| f/f6
| ＜ 2.5.
Another aspect, this application provides such a optical imaging lens, and the camera lens is along optical axis by object side to image side
Sequentially include：First lens, the second lens, third lens, the 4th lens, the 5th lens and the 6th lens.Wherein, the first lens
There can be positive light coke, object side can be convex surface, and image side surface can be concave surface；Second lens have positive light coke or negative light focus
Degree, object side can be convex surface, and image side surface can be concave surface；Third lens have positive light coke or negative power；4th lens have
There are positive light coke or negative power, object side can be concave surface；5th lens can have positive light coke, and object side can be recessed
Face, image side surface can be convex surface；6th lens can have negative power, and object side can be concave surface.Wherein, the 6th lens is effective
Focal length f6 and the 6th lens can meet 8 ＜ in the center thickness CT6 on optical axis | f6/CT6 | ＜ 20.
The application employs multi-disc (for example, six) lens, by each power of lens of reasonable distribution, face type, each
Spacing etc. on axis between the center thickness of mirror and each lens so that above-mentioned optical imaging lens have ultra-thin, miniaturization, height
At least one advantageous effect such as image quality, low sensitivity.
Description of the drawings
With reference to attached drawing, by the detailed description of following non-limiting embodiment, other features of the application, purpose and excellent
Point will be apparent.In the accompanying drawings：
Fig. 1 shows the structure diagram of the optical imaging lens according to the embodiment of the present application 1；
Fig. 2A to Fig. 2 D respectively illustrates chromatic curve on the axis of the optical imaging lens of embodiment 1, astigmatism curve, distortion
Curve and ratio chromatism, curve；
Fig. 3 shows the structure diagram of the optical imaging lens according to the embodiment of the present application 2；
Fig. 4 A to Fig. 4 D respectively illustrate chromatic curve on the axis of the optical imaging lens of embodiment 2, astigmatism curve, distortion
Curve and ratio chromatism, curve；
Fig. 5 shows the structure diagram of the optical imaging lens according to the embodiment of the present application 3；
Fig. 6 A to Fig. 6 D respectively illustrate chromatic curve on the axis of the optical imaging lens of embodiment 3, astigmatism curve, distortion
Curve and ratio chromatism, curve；
Fig. 7 shows the structure diagram of the optical imaging lens according to the embodiment of the present application 4；
Fig. 8 A to Fig. 8 D respectively illustrate chromatic curve on the axis of the optical imaging lens of embodiment 4, astigmatism curve, distortion
Curve and ratio chromatism, curve；
Fig. 9 shows the structure diagram of the optical imaging lens according to the embodiment of the present application 5；
Figure 10 A to Figure 10 D respectively illustrate chromatic curve on the axis of the optical imaging lens of embodiment 5, astigmatism curve, abnormal
Varied curve and ratio chromatism, curve；
Figure 11 shows the structure diagram of the optical imaging lens according to the embodiment of the present application 6；
Figure 12 A to Figure 12 D respectively illustrate chromatic curve on the axis of the optical imaging lens of embodiment 6, astigmatism curve, abnormal
Varied curve and ratio chromatism, curve；
Figure 13 shows the structure diagram of the optical imaging lens according to the embodiment of the present application 7；
Figure 14 A to Figure 14 D respectively illustrate chromatic curve on the axis of the optical imaging lens of embodiment 7, astigmatism curve, abnormal
Varied curve and ratio chromatism, curve；
Figure 15 shows the structure diagram of the optical imaging lens according to the embodiment of the present application 8；
Figure 16 A to Figure 16 D respectively illustrate chromatic curve on the axis of the optical imaging lens of embodiment 8, astigmatism curve, abnormal
Varied curve and ratio chromatism, curve.
Specific embodiment
Refer to the attached drawing is made more detailed description by the application in order to better understand to the various aspects of the application.It should
Understand, these are described in detail the only description to the illustrative embodiments of the application rather than limit the application in any way
Range.In the specification, the identical element of identical reference numbers.It states "and/or" and includes associated institute
Any and all combinations of one or more of list of items.
It should be noted that in the present specification, the statement of first, second, third, etc. is only used for a feature and another spy
Sign distinguishes, and does not indicate that any restrictions to feature.Therefore, in the case of without departing substantially from teachings of the present application, hereinafter
The first lens discussed are also known as the second lens or third lens.
In the accompanying drawings, for convenience of description, thickness, the size and shape of lens are slightly exaggerated.Specifically, attached drawing
Shown in spherical surface or aspherical shape be illustrated by way of example.That is, spherical surface or aspherical shape are not limited to attached drawing
In the spherical surface that shows or aspherical shape.Attached drawing is merely illustrative and and non-critical drawn to scale.
Herein, near axis area refers to the region near optical axis.If lens surface is convex surface and does not define convex surface position
When putting, then it represents that the lens surface is convex surface near axis area is less than；If lens surface is concave surface and does not define the concave surface position
When, then it represents that the lens surface is concave surface near axis area is less than.It is known as object side near the surface of object in each lens,
It is known as image side surface near the surface of imaging surface in each lens.
It will also be appreciated that term " comprising ", " including ", " having ", "comprising" and/or " including ", when in this theory
Represent there is stated feature, element and/or component, but do not preclude the presence or addition of one or more when being used in bright book
Other feature, element, component and/or combination thereof.In addition, ought the statement of such as at least one of " ... " appear in institute
When after the list of row feature, the individual component in entire listed feature rather than modification list is modified.In addition, when describing this
During the embodiment of application, represented " one or more embodiments of the application " using "available".Also, term " illustrative "
It is intended to refer to example or illustration.
Unless otherwise defined, otherwise all terms used herein be respectively provided with (including technical terms and scientific words) with
The application one skilled in the art's is generally understood identical meaning.It will also be appreciated that term (such as in everyday words
Term defined in allusion quotation) meaning consistent with their meanings in the context of the relevant technologies should be interpreted as having, and
It will not be explained with idealization or excessively formal sense, unless clearly so limiting herein.
It should be noted that in the absence of conflict, the feature in embodiment and embodiment in the application can phase
Mutually combination.The application is described in detail below with reference to the accompanying drawings and in conjunction with the embodiments.
The feature of the application, principle and other aspects are described in detail below.
It may include such as six lens with focal power according to the optical imaging lens of the application illustrative embodiments,
That is, the first lens, the second lens, third lens, the 4th lens, the 5th lens and the 6th lens.This six-element lens is along optical axis
By object side to image side sequential.
In the exemplary embodiment, the first lens can have positive light coke, and object side can be convex surface, and image side surface can be
Concave surface；Second lens have positive light coke or negative power, and object side can be convex surface, and image side surface can be concave surface；Third lens
With positive light coke or negative power；4th lens have positive light coke or negative power, and object side can be concave surface；5th thoroughly
Mirror can have positive light coke, and object side can be concave surface, and image side surface can be convex surface；6th lens can have negative power, object
Side can be concave surface.By the distribution of rational focal power and the selection of material, it is advantageously implemented big image planes and ultra-thin effect.
In the exemplary embodiment, the second lens can have negative power.
In the exemplary embodiment, third lens can have positive light coke, and image side surface can be convex surface.
In the exemplary embodiment, the image side surface of the 4th lens can be convex surface.
In the exemplary embodiment, the image side surface of the 6th lens can be concave surface.
In the exemplary embodiment, the optical imaging lens of the application can meet 3.5 ＜ T56/T23 ＜ of conditional
10.0, wherein, T56 is the spacing distance of the 5th lens and the 6th lens on optical axis, and T23 exists for the second lens and third lens
Spacing distance on optical axis.More specifically, T56 and T23 can further meet 3.53≤T56/T23 ＜ 9.00, for example, 4.50≤
T56/T23≤8.36.By rationally controlling the ratio of T56 and T23, it is advantageously implemented the miniaturization of camera lens.
In the exemplary embodiment, the optical imaging lens of the application can meet conditional TTL/ImgH≤1.5,
In, TTL be the center of the object side of the first lens to distance of the imaging surface on optical axis of optical imaging lens, ImgH is optics
The half of effective pixel area diagonal line length on the imaging surface of imaging lens.More specifically, TTL and ImgH can further meet
1.34≤TTL/ImgH≤1.39.By controlling the ratio of TTL and ImgH, the longitudinal size of imaging system is effectively had compressed,
Ensure that camera lens has compact dimensioning characteristic.
In the exemplary embodiment, the optical imaging lens of the application can meet -5.0 ＜ f5/f6 ＜ -1.0 of conditional,
Wherein, f5 is the effective focal length of the 5th lens, and f6 is the effective focal length of the 6th lens.More specifically, f5 and f6 can further expire
Foot -4.31≤f5/f6≤- 1.43.By controlling the ratio of f5 and f6, the field of the 5th lens and the 6th lens can be rationally controlled
Bent contribution amount, and then by the curvature of field amount control of imaging system rational horizontal.
In the exemplary embodiment, the optical imaging lens of the application can meet 2.0≤f1/R1 of conditional ＜ 2.5,
In, f1 is the effective focal length of the first lens, and R1 is the radius of curvature of the object side of the first lens.More specifically, f1 and R1 is into one
Step can meet 2.0≤f1/R1 ＜ 2.35, for example, 2.06≤f1/R1≤2.29.By rationally controlling the first lens object side
Radius of curvature, can rationally control three rank spherical aberration contribution amounts of the first lens, and then is conducive to balance and be regarded on the axis of imaging system
The aberration of field areas.
In the exemplary embodiment, the optical imaging lens of the application can meet conditional 2.5≤(R3+R4)/(R3-
R4) ＜ 6.0, wherein, R3 is the radius of curvature of the object side of the second lens, and R4 is the radius of curvature of the image side surface of the second lens.
More specifically, R3 and R4 can further meet 2.80≤(R3+R4)/(R3-R4) ＜ 5.2, for example, 3.00≤(R3+R4)/(R3-
R4)≤5.14.By rationally controlling the ratio of R3 and R4, the coma contribution amount of the second lens can be efficiently controlled, so as to carry
The image quality of high imaging system.
In the exemplary embodiment, the optical imaging lens of the application can meet 1.0 ＜ CT1/CT6 ＜ 4.0 of conditional,
Wherein, CT1 is the first lens in the center thickness on optical axis, and CT6 is the 6th lens in the center thickness on optical axis.More specifically
Ground, CT1 and CT6 can further meet 1.15≤CT1/CT6≤3.55.By rationally controlling the ratio of CT1 and CT6, may be such that
By the first lens with positive light coke and the Ratio control of the distortion contribution amount of the 6th lens with negative power certain
In zone of reasonableness.
In the exemplary embodiment, the optical imaging lens of the application can meet 2.0 ＜ of conditional | f5/R10 | ＜
9.0, wherein, f5 is the effective focal length of the 5th lens, and R10 is the radius of curvature of the image side surface of the 5th lens.More specifically, f5 and
R10 can further meet 2.5 ＜ | f5/R10 | ＜ 8.5, for example, 2.91≤| f5/R10 |≤8.40.Rationally control f5's and R10
Ratio is conducive to control the astigmatism contribution amount of the 5th lens in reasonable level.
In the exemplary embodiment, the optical imaging lens of the application can meet 1.0 ＜ of conditional | f/f5 |+| f/f6 |
＜ 2.5, wherein, f is total effective focal length of optical imaging lens, and f5 is the effective focal length of the 5th lens, and f6 is the 6th lens
Effective focal length.More specifically, f, f5 and f6 can further meet 1.2 ＜ | f/f5 |+| f/f6 | ＜ 2.2, for example, 1.28≤| f/
f5|+|f/f6|≤2.16.The rationally ratio of control f, f5 and f6 can rationally control the light focus of the 5th lens and the 6th lens
The contribution amount of degree, and then rationally light is controlled to be conducive to most latter two sensibility in the deflection angle of most latter two lens
Rationally controlled.
In the exemplary embodiment, the optical imaging lens of the application can meet -3.0 ＜ R11/R12 ＜ 0 of conditional,
Wherein, R11 is the radius of curvature of the object side of the 6th lens, and R12 is the radius of curvature of the image side surface of the 6th lens.More specifically
Ground, R11 and R12 can further meet -2.1 ＜ R11/R12 ＜ -0.2, for example, -2.03≤R11/R12≤- 0.24.Rationally control
The ratio of R11 and R12 processed are conducive to rationally control the 6th lens in the coma direction of different visual fields and coma contribution amount, and then
Be conducive to the aberration of field of view outside axis and aberration relevant with aperture control in reasonable level.
In the exemplary embodiment, the optical imaging lens of the application can meet 2.0 ＜ TTL/ ∑s AT of conditional≤
3.0, wherein, TTL is distance of the center of the object side of the first lens to imaging surface on optical axis, and Σ AT are with focal power
The sum of the spacing distance of two lens of arbitrary neighborhood on optical axis in each lens.More specifically, TTL and Σ AT can further meet
2.4 ＜ TTL/ ∑s AT≤3.0, for example, 2.45≤TTL/ ∑s AT≤2.96.It, can by rationally controlling the ratio of TTL and Σ AT
The center thickness of each lens is rationally controlled, good machinability is respectively provided with so as to advantageously allow each lens.
It should be noted that in the imaging system with six-element lens, Σ AT are to appoint in the first lens to the 6th lens
It anticipates the sum of the spacing distance of adjacent two lens on optical axis, that is, the Σ AT=T12+T23 in the imaging system with six-element lens
+ T34+T45+T56, wherein, T12 is the spacing distance of the first lens and the second lens on optical axis, and T23 is the second lens and the
Spacing distance of three lens on optical axis, T34 are the spacing distance of third lens and the 4th lens on optical axis, and T45 is the 4th
The spacing distance of lens and the 5th lens on optical axis, T56 are the spacing distance of the 5th lens and the 6th lens on optical axis.
In the exemplary embodiment, the optical imaging lens of the application can meet 8 ＜ of conditional | f6/CT6 | ＜ 20,
In, f6 is the effective focal length of the 6th lens, and CT6 is the 6th lens in the center thickness on optical axis.More specifically, f6 and CT6 into
One step can meet 8.58≤| f6/CT6 |≤18.60.The rationally ratio of control f6 and CT6, can rationally control the 6th lens
Distortion distribution and contribution amount, and then be conducive to control the resultant distortion amount of imaging system in reasonable level.
In the exemplary embodiment, the optical imaging lens of the application can meet conditional 0≤f/R12≤1.5,
In, f is total effective focal length of optical imaging lens, and R12 is the radius of curvature of the image side surface of the 6th lens.More specifically, f and
R12 can further meet 0.35≤f/R12≤1.35, for example, 0.45≤f/R12≤1.28.The rationally ratio of control f and R12,
The astigmatism contribution amount of the 6th lens can rationally be controlled so that the outer visual field of axis has preferably in meridian plane and sagittal surface into image quality
Amount.
In the exemplary embodiment, the optical imaging lens of the application can meet 1.5≤T56/ of conditional (T12+T23+
T34)≤3.0, wherein, T56 is the spacing distance of the 5th lens and the 6th lens on optical axis, and T12 is the first lens and second
Spacing distance of the lens on optical axis, T23 are the spacing distance of the second lens and third lens on optical axis, and T34 is saturating for third
The spacing distance of mirror and the 4th lens on optical axis.More specifically, T56, T12, T23 and T34 can further meet 1.71≤
T56/(T12+T23+T34)≤2.76.Pass through the airspace for rationally adjusting the 5th lens and the 6th lens and preceding three pieces lens
The ratio of the sum of airspace can efficiently control the amount of distortion of peripheral field, by the peripheral field amount of distortion control of camera lens
System is in the reasonable scope.
In the exemplary embodiment, above-mentioned optical imaging lens may also include at least one diaphragm, to promote camera lens
Image quality.Diaphragm can be arranged as required to locate at an arbitrary position, for example, diaphragm may be provided between object side and the first lens,
Alternatively, diaphragm can also be provided between the second lens and third lens.
Optionally, above-mentioned optical imaging lens may also include optical filter for correcting color error ratio and/or for protecting
The protective glass of photosensitive element on imaging surface.
Multi-disc eyeglass, such as described above six can be used according to the optical imaging lens of the above embodiment of the application
Piece.Pass through spacing on the axis between each power of lens of reasonable distribution, face type, the center thickness of each lens and each lens
Deng can effectively reduce the volume of imaging lens, reduce the susceptibility of imaging lens and improve the machinabilitys of imaging lens, make
Optical imaging lens are obtained to be more advantageous to producing and processing and being applicable to portable electronic product.Meanwhile pass through above-mentioned configuration
Optical imaging lens also have the advantageous effect such as high image quality, low sensitivity.
In presently filed embodiment, at least one of minute surface of each lens is aspherical mirror.Non-spherical lens
The characteristics of be：From lens centre to lens perimeter, curvature is consecutive variations.It is constant with having from lens centre to lens perimeter
The spherical lens of curvature is different, and non-spherical lens has more preferably radius of curvature characteristic, and there is improvement to distort aberration and improve picture
The advantages of dissipating aberration.After non-spherical lens, the aberration occurred when imaging can be eliminated as much as possible, so as to improve
Image quality.
However, it will be understood by those of skill in the art that without departing from this application claims technical solution situation
Under, the lens numbers for forming optical imaging lens can be changed, to obtain each result and the advantage described in this specification.Example
Such as, although being described by taking six lens as an example in embodiments, which is not limited to include six
Lens.If desired, the optical imaging lens may also include the lens of other quantity.
The specific embodiment for the optical imaging lens for being applicable to the above embodiment is further described with reference to the accompanying drawings.
Embodiment 1
Referring to Fig. 1 to Fig. 2 D descriptions according to the optical imaging lens of the embodiment of the present application 1.Fig. 1 is shown according to this
Apply for the structure diagram of the optical imaging lens of embodiment 1.
As shown in Figure 1, according to the optical imaging lens of the application illustrative embodiments along optical axis by object side to image side according to
Sequence includes：Diaphragm STO, the first lens E1, the second lens E2, third lens E3, the 4th lens E4, the 5th lens E5, the 6th are thoroughly
Mirror E6, optical filter E7 and imaging surface S15.
First lens E1 has positive light coke, and object side S1 is convex surface, and image side surface S2 is concave surface.Second lens E2 has
Negative power, object side S3 are convex surface, and image side surface S4 is concave surface.Third lens E3 has positive light coke, and object side S5 is
Convex surface, image side surface S6 are convex surface.4th lens E4 has negative power, and object side S7 is concave surface, and image side surface S8 is convex surface.The
Five lens E5 have positive light coke, and object side S9 is concave surface, and image side surface S10 is convex surface.6th lens E6 has negative power,
Its object side S11 is concave surface, and image side surface S12 is concave surface.Optical filter E7 has object side S13 and image side surface S14.From object
Light sequentially passes through each surface S1 to S14 and is ultimately imaged on imaging surface S15.
Table 1 show the surface types of each lens of the optical imaging lens of embodiment 1, radius of curvature, thickness, material and
Circular cone coefficient, wherein, the unit of radius of curvature and thickness is millimeter (mm).
Table 1
As shown in Table 1, the object side of any one lens in the first lens E1 to the 6th lens E6 and image side surface are
It is aspherical.In the present embodiment, the face type x of each non-spherical lens is available but is not limited to following aspherical formula and is defined：
Wherein, x be it is aspherical along optical axis direction when being highly the position of h, away from aspheric vertex of surface apart from rise；C is
Aspherical paraxial curvature, c=1/R (that is, paraxial curvature c is the inverse of 1 mean curvature radius R of upper table)；K for circular cone coefficient (
It has been provided in table 1)；Ai is the correction factor of aspherical i-th-th ranks.The following table 2 is given available for each aspherical in embodiment 1
The high order term coefficient A of minute surface S1-S124、A6、A8、A10、A12、A14、A16、A18And A20。
| Face number | A4 | A6 | A8 | A10 | A12 | A14 | A16 | A18 | A20 |
| S1 | -2.0654E-02 | 9.9813E-02 | -4.6267E-01 | 1.3165E+00 | -2.4168E+00 | 2.8586E+00 | -2.0980E+00 | 8.6876E-01 | -1.5472E-01 |
| S2 | -8.1455E-02 | 4.5637E-01 | -1.3535E+00 | 3.2167E+00 | -5.9473E+00 | 8.0665E+00 | -7.3275E+00 | 3.9132E+00 | -9.2602E-01 |
| S3 | -1.6639E-01 | 5.0861E-01 | -1.1825E+00 | 2.2800E+00 | -3.8242E+00 | 5.4921E+00 | -5.8224E+00 | 3.7176E+00 | -1.0493E+00 |
| S4 | -1.4579E-01 | 1.5925E-01 | -1.4604E-01 | -3.0112E-01 | 7.1166E-01 | 2.7449E-01 | -2.4301E+00 | 2.8553E+00 | -1.1258E+00 |
| S5 | 9.3836E-03 | -1.8393E-01 | 8.0243E-01 | -2.0900E+00 | 2.9321E+00 | -2.2114E+00 | 7.2507E-01 | 0.0000E+00 | 0.0000E+00 |
| S6 | -2.3849E-02 | -2.8819E-02 | 1.0116E-01 | -1.6003E-01 | 3.2623E-02 | -2.0248E-03 | 5.6948E-03 | 0.0000E+00 | 0.0000E+00 |
| S7 | -1.3890E-01 | -2.0358E-03 | 1.0722E-01 | -1.4494E-01 | 1.8239E-01 | -2.3906E-01 | 1.1554E-01 | 0.0000E+00 | 0.0000E+00 |
| S8 | -1.1690E-01 | -4.1245E-02 | -9.7302E-03 | 1.7842E-02 | -1.9741E-03 | -1.4455E-03 | 3.6581E-03 | 0.0000E+00 | 0.0000E+00 |
| S9 | 8.7183E-02 | -2.4667E-01 | 8.5391E-01 | -2.2470E+00 | 3.4946E+00 | -3.4576E+00 | 2.1617E+00 | -7.7373E-01 | 1.1997E-01 |
| S10 | 8.8217E-02 | -1.6366E-01 | 4.7124E-01 | -7.5286E-01 | 6.8146E-01 | -3.6755E-01 | 1.1750E-01 | -2.0587E-02 | 1.5236E-03 |
| S11 | -9.0140E-03 | 1.3641E-03 | 4.3495E-05 | -3.4864E-06 | -5.4808E-07 | -1.9178E-08 | 3.8623E-09 | 0.0000E+00 | 0.0000E+00 |
| S12 | -2.1625E-02 | 2.0854E-03 | -2.4296E-04 | -8.8597E-06 | 9.6611E-07 | 1.1333E-07 | -6.0665E-09 | 0.0000E+00 | 0.0000E+00 |
Table 2
Table 3 provides the effective focal length f1 to f6 of each lens in embodiment 1, total effective focal length f of optical imaging lens, first
Effective pixel area on the center of the object side S1 of lens E1 to imaging surface S15 distance TTL on optical axis and imaging surface S15
The half ImgH of diagonal line length.
Table 3
Optical imaging lens in embodiment 1 meet：
T56/T23=5.20, wherein, T56 be spacing distances of the 5th lens E5 and the 6th lens E6 on optical axis, T23
For the spacing distance of the second lens E2 and third lens E3 on optical axis；
TTL/ImgH=1.36, wherein, the center that TTL is the object side S1 of the first lens E1 is to imaging surface S15 in optical axis
On distance, ImgH be imaging surface S15 on effective pixel area diagonal line length half；
F5/f6=-1.45, wherein, f5 is the effective focal length of the 5th lens E5, and f6 is the effective focal length of the 6th lens E6；
F1/R1=2.13, wherein, f1 is the effective focal length of the first lens E1, and R1 is the object side S1's of the first lens E1
Radius of curvature；
(R3+R4)/(R3-R4)=4.10, wherein, R3 is the radius of curvature of the object side S3 of the second lens E2, R4 the
The radius of curvature of the image side surface S4 of two lens E2；
CT1/CT6=2.25, wherein, CT1 is the first lens E1 in the center thickness on optical axis, and CT6 is the 6th lens E6
In the center thickness on optical axis；
| f5/R10 |=2.91, wherein, f5 is the effective focal length of the 5th lens E5, and R10 is the image side surface of the 5th lens E5
The radius of curvature of S10；
| f/f5 |+| f/f6 |=2.14, wherein, f is total effective focal length of optical imaging lens, and f5 is the 5th lens E5's
Effective focal length, f6 are the effective focal length of the 6th lens E6；
R11/R12=-0.24, wherein, R11 is the radius of curvature of the object side S11 of the 6th lens E6, and R12 is saturating for the 6th
The radius of curvature of the image side surface S12 of mirror E6；
TTL/ Σ AT=2.81, wherein, the center that TTL is the object side S1 of the first lens E1 is to imaging surface S15 in optical axis
On distance, Σ AT are the sum of the spacing distance of two lens of arbitrary neighborhood on optical axis in the first lens E1 to the 6th lens E6；
| f6/CT6 |=11.32, wherein, f6 is the effective focal length of the 6th lens E6, and CT6 is the 6th lens E6 on optical axis
Center thickness；
F/R12=0.45, wherein, f is total effective focal length of optical imaging lens, and R12 is the image side surface of the 6th lens E6
The radius of curvature of S12；
T56/ (T12+T23+T34)=2.71, wherein, T56 for the 5th lens E5 and the 6th lens E6 on optical axis between
Gauge is from T12 is the spacing distance of the first lens E1 and the second lens E2 on optical axis, and T23 is that the second lens E2 and third are saturating
Spacing distances of the mirror E3 on optical axis, T34 are the spacing distance of third lens E3 and the 4th lens E4 on optical axis.
Fig. 2A shows chromatic curve on the axis of the optical imaging lens of embodiment 1, represents the light warp of different wave length
Deviateed by the converging focal point after camera lens.Fig. 2 B show the astigmatism curve of the optical imaging lens of embodiment 1, represent meridian picture
Face is bent and sagittal image surface bending.Fig. 2 C show the distortion curve of the optical imaging lens of embodiment 1, represent different visual angles
In the case of distortion sizes values.Fig. 2 D show the ratio chromatism, curve of the optical imaging lens of embodiment 1, represent light warp
By the deviation of the different image heights after camera lens on imaging surface.According to fig. 2 A to Fig. 2 D it is found that optics given by embodiment 1 into
As camera lens can realize good image quality.
Embodiment 2
Referring to Fig. 3 to Fig. 4 D descriptions according to the optical imaging lens of the embodiment of the present application 2.In the present embodiment and following
In embodiment, for brevity, by clipped description similar to Example 1.Fig. 3 is shown according to the embodiment of the present application 2
Optical imaging lens structure diagram.
As shown in figure 3, according to the optical imaging lens of the application illustrative embodiments along optical axis by object side to image side according to
Sequence includes：Diaphragm STO, the first lens E1, the second lens E2, third lens E3, the 4th lens E4, the 5th lens E5, the 6th are thoroughly
Mirror E6, optical filter E7 and imaging surface S15.
First lens E1 has positive light coke, and object side S1 is convex surface, and image side surface S2 is concave surface.Second lens E2 has
Negative power, object side S3 are convex surface, and image side surface S4 is concave surface.Third lens E3 has positive light coke, and object side S5 is
Convex surface, image side surface S6 are convex surface.4th lens E4 has negative power, and object side S7 is concave surface, and image side surface S8 is convex surface.The
Five lens E5 have positive light coke, and object side S9 is concave surface, and image side surface S10 is convex surface.6th lens E6 has negative power,
Its object side S11 is concave surface, and image side surface S12 is concave surface.Optical filter E7 has object side S13 and image side surface S14.From object
Light sequentially passes through each surface S1 to S14 and is ultimately imaged on imaging surface S15.
Table 4 show the surface types of each lens of the optical imaging lens of embodiment 2, radius of curvature, thickness, material and
Circular cone coefficient, wherein, the unit of radius of curvature and thickness is millimeter (mm).
Table 4
As shown in Table 4, in example 2, the object side of any one lens in the first lens E1 to the 6th lens E6
It is aspherical with image side surface.Table 5 shows the high order term coefficient available for aspherical mirror each in embodiment 2, wherein, it is each non-
Spherical surface type can be limited by the formula (1) provided in above-described embodiment 1.
| Face number | A4 | A6 | A8 | A10 | A12 | A14 | A16 | A18 | A20 |
| S1 | -1.1184E-02 | 5.1782E-02 | -2.5022E-01 | 7.1557E-01 | -1.3117E+00 | 1.5444E+00 | -1.1326E+00 | 4.7187E-01 | -8.5638E-02 |
| S2 | -4.3784E-02 | 1.8319E-01 | -3.6200E-01 | 5.9610E-01 | -9.3667E-01 | 1.3322E+00 | -1.3467E+00 | 7.8162E-01 | -1.9650E-01 |
| S3 | -1.1388E-01 | 1.9106E-01 | -2.1074E-01 | -3.2807E-02 | 5.1666E-01 | -6.9159E-01 | 3.2866E-01 | 2.8481E-02 | -6.2094E-02 |
| S4 | -1.1689E-01 | -1.8656E-03 | 2.0306E-01 | -1.0068E+00 | 2.0632E+00 | -2.1128E+00 | 6.3700E-01 | 6.7058E-01 | -4.9591E-01 |
| S5 | -9.7763E-04 | 8.6436E-02 | -7.5448E-01 | 3.3367E+00 | -9.0040E+00 | 1.4983E+01 | -1.5041E+01 | 8.5525E+00 | -2.1430E+00 |
| S6 | -3.3680E-02 | 1.2347E-02 | 9.5261E-02 | -7.0547E-01 | 2.3616E+00 | -4.4596E+00 | 4.8266E+00 | -2.7598E+00 | 6.3442E-01 |
| S7 | -1.5640E-01 | -7.5555E-03 | 1.5827E-01 | -6.6553E-01 | 1.4078E+00 | -1.4359E+00 | 3.6147E-01 | 4.4984E-01 | -2.7523E-01 |
| S8 | -1.1128E-01 | -1.1278E-01 | 4.6103E-01 | -1.2177E+00 | 1.9487E+00 | -1.9765E+00 | 1.2839E+00 | -5.0157E-01 | 9.2201E-02 |
| S9 | 5.5757E-02 | -3.0663E-01 | 1.1007E+00 | -2.6069E+00 | 4.0393E+00 | -4.2218E+00 | 2.8469E+00 | -1.1087E+00 | 1.8754E-01 |
| S10 | 6.3240E-02 | -1.4705E-01 | 3.5045E-01 | -4.4992E-01 | 3.4722E-01 | -1.6680E-01 | 4.8106E-02 | -7.4574E-03 | 4.6000E-04 |
| S11 | -9.9404E-03 | 3.2747E-03 | -1.8690E-03 | 1.0433E-03 | -3.3725E-04 | 6.5744E-05 | -7.6814E-06 | 4.9496E-07 | -1.3530E-08 |
| S12 | -2.0594E-02 | 2.1657E-03 | -1.0021E-03 | 4.1001E-04 | -1.1587E-04 | 1.9820E-05 | -2.0602E-06 | 1.2224E-07 | -3.1630E-09 |
Table 5
Table 6 provides the effective focal length f1 to f6 of each lens in embodiment 2, total effective focal length f of optical imaging lens, first
Effective pixel area on the center of the object side S1 of lens E1 to imaging surface S15 distance TTL on optical axis and imaging surface S15
The half ImgH of diagonal line length.
| f1(mm) | 3.57 | f6(mm) | -3.34 |
| f2(mm) | -8.82 | f(mm) | 4.25 |
| f3(mm) | 13.07 | TTL(mm) | 4.93 |
| f4(mm) | -14.62 | ImgH(mm) | 3.64 |
| f5(mm) | 4.78 |
Table 6
Fig. 4 A show chromatic curve on the axis of the optical imaging lens of embodiment 2, represent the light warp of different wave length
Deviateed by the converging focal point after camera lens.Fig. 4 B show the astigmatism curve of the optical imaging lens of embodiment 2, represent meridian picture
Face is bent and sagittal image surface bending.Fig. 4 C show the distortion curve of the optical imaging lens of embodiment 2, represent different visual angles
In the case of distortion sizes values.Fig. 4 D show the ratio chromatism, curve of the optical imaging lens of embodiment 2, represent light warp
By the deviation of the different image heights after camera lens on imaging surface.According to Fig. 4 A to Fig. 4 D it is found that optics given by embodiment 2 into
As camera lens can realize good image quality.
Embodiment 3
The optical imaging lens according to the embodiment of the present application 3 are described referring to Fig. 5 to Fig. 6 D.Fig. 5 shows basis
The structure diagram of the optical imaging lens of the embodiment of the present application 3.
As shown in figure 5, according to the optical imaging lens of the application illustrative embodiments along optical axis by object side to image side according to
Sequence includes：Diaphragm STO, the first lens E1, the second lens E2, third lens E3, the 4th lens E4, the 5th lens E5, the 6th are thoroughly
Mirror E6, optical filter E7 and imaging surface S15.
First lens E1 has positive light coke, and object side S1 is convex surface, and image side surface S2 is concave surface.Second lens E2 has
Negative power, object side S3 are convex surface, and image side surface S4 is concave surface.Third lens E3 has positive light coke, and object side S5 is
Convex surface, image side surface S6 are convex surface.4th lens E4 has negative power, and object side S7 is concave surface, and image side surface S8 is convex surface.The
Five lens E5 have positive light coke, and object side S9 is concave surface, and image side surface S10 is convex surface.6th lens E6 has negative power,
Its object side S11 is concave surface, and image side surface S12 is concave surface.Optical filter E7 has object side S13 and image side surface S14.From object
Light sequentially passes through each surface S1 to S14 and is ultimately imaged on imaging surface S15.
Table 7 show the surface types of each lens of the optical imaging lens of embodiment 3, radius of curvature, thickness, material and
Circular cone coefficient, wherein, the unit of radius of curvature and thickness is millimeter (mm).
Table 7
As shown in Table 7, in embodiment 3, the object side of any one lens in the first lens E1 to the 6th lens E6
It is aspherical with image side surface.Table 8 shows the high order term coefficient available for aspherical mirror each in embodiment 3, wherein, it is each non-
Spherical surface type can be limited by the formula (1) provided in above-described embodiment 1.
Table 8
Table 9 provides the effective focal length f1 to f6 of each lens in embodiment 3, total effective focal length f of optical imaging lens, first
Effective pixel area on the center of the object side S1 of lens E1 to imaging surface S15 distance TTL on optical axis and imaging surface S15
The half ImgH of diagonal line length.
| f1(mm) | 3.67 | f6(mm) | -3.61 |
| f2(mm) | -8.98 | f(mm) | 4.25 |
| f3(mm) | 9.97 | TTL(mm) | 4.93 |
| f4(mm) | -23.56 | ImgH(mm) | 3.65 |
| f5(mm) | 6.05 |
Table 9
Fig. 6 A show chromatic curve on the axis of the optical imaging lens of embodiment 3, represent the light warp of different wave length
Deviateed by the converging focal point after camera lens.Fig. 6 B show the astigmatism curve of the optical imaging lens of embodiment 3, represent meridian picture
Face is bent and sagittal image surface bending.Fig. 6 C show the distortion curve of the optical imaging lens of embodiment 3, represent different visual angles
In the case of distortion sizes values.Fig. 6 D show the ratio chromatism, curve of the optical imaging lens of embodiment 3, represent light warp
By the deviation of the different image heights after camera lens on imaging surface.According to Fig. 6 A to Fig. 6 D it is found that optics given by embodiment 3 into
As camera lens can realize good image quality.
Embodiment 4
The optical imaging lens according to the embodiment of the present application 4 are described referring to Fig. 7 to Fig. 8 D.Fig. 7 shows basis
The structure diagram of the optical imaging lens of the embodiment of the present application 4.
As shown in fig. 7, according to the optical imaging lens of the application illustrative embodiments along optical axis by object side to image side according to
Sequence includes：Diaphragm STO, the first lens E1, the second lens E2, third lens E3, the 4th lens E4, the 5th lens E5, the 6th are thoroughly
Mirror E6, optical filter E7 and imaging surface S15.
First lens E1 has positive light coke, and object side S1 is convex surface, and image side surface S2 is concave surface.Second lens E2 has
Negative power, object side S3 are convex surface, and image side surface S4 is concave surface.Third lens E3 has positive light coke, and object side S5 is
Convex surface, image side surface S6 are convex surface.4th lens E4 has negative power, and object side S7 is concave surface, and image side surface S8 is convex surface.The
Five lens E5 have positive light coke, and object side S9 is concave surface, and image side surface S10 is convex surface.6th lens E6 has negative power,
Its object side S11 is concave surface, and image side surface S12 is concave surface.Optical filter E7 has object side S13 and image side surface S14.From object
Light sequentially passes through each surface S1 to S14 and is ultimately imaged on imaging surface S15.
Table 10 shows surface type, radius of curvature, thickness, the material of each lens of the optical imaging lens of embodiment 4
And circular cone coefficient, wherein, the unit of radius of curvature and thickness is millimeter (mm).
Table 10
As shown in Table 10, in example 4, the object side of any one lens in the first lens E1 to the 6th lens E6
It is aspherical with image side surface.Table 11 shows the high order term coefficient available for aspherical mirror each in embodiment 4, wherein, respectively
Aspherical face type can be limited by the formula (1) provided in above-described embodiment 1.
| Face number | A4 | A6 | A8 | A10 | A12 | A14 | A16 | A18 | A20 |
| S1 | -9.5799E-03 | 4.8867E-02 | -2.0451E-01 | 5.1101E-01 | -7.9891E-01 | 7.8524E-01 | -4.7011E-01 | 1.5611E-01 | -2.1905E-02 |
| S2 | -2.9321E-02 | 2.3662E-01 | -5.7242E-01 | 7.4796E-01 | -3.1344E-01 | -5.1668E-01 | 8.7356E-01 | -5.2438E-01 | 1.1867E-01 |
| S3 | -1.0816E-01 | 3.3969E-01 | -1.0022E+00 | 2.1697E+00 | -3.5562E+00 | 4.0786E+00 | -3.0649E+00 | 1.3627E+00 | -2.6946E-01 |
| S4 | -7.8614E-02 | -1.1441E-02 | 9.5797E-01 | -4.8080E+00 | 1.2884E+01 | -2.0351E+01 | 1.8809E+01 | -9.4553E+00 | 2.0050E+00 |
| S5 | 3.9832E-05 | 2.4171E-01 | -1.4573E+00 | 7.0636E+00 | -2.0577E+01 | 3.7523E+01 | -4.1417E+01 | 2.5092E+01 | -6.3944E+00 |
| S6 | -7.9546E-03 | -1.6541E-01 | 1.4232E+00 | -6.1472E+00 | 1.7006E+01 | -2.9863E+01 | 3.2287E+01 | -1.9536E+01 | 5.0395E+00 |
| S7 | -1.8636E-01 | 3.5528E-01 | -2.4601E+00 | 9.9147E+00 | -2.5670E+01 | 4.2472E+01 | -4.3426E+01 | 2.4990E+01 | -6.2072E+00 |
| S8 | -1.4193E-01 | 1.4982E-01 | -7.3408E-01 | 1.8414E+00 | -2.9617E+00 | 2.9871E+00 | -1.6994E+00 | 4.3521E-01 | -1.5054E-02 |
| S9 | 8.9171E-03 | -2.2019E-02 | 1.4448E-01 | -7.9070E-01 | 1.8330E+00 | -2.4805E+00 | 2.0483E+00 | -9.3725E-01 | 1.7926E-01 |
| S10 | 4.9810E-02 | -6.3412E-02 | 1.7664E-01 | -3.1004E-01 | 3.1180E-01 | -1.7727E-01 | 5.6175E-02 | -9.1966E-03 | 5.9689E-04 |
| S11 | -3.1055E-02 | 2.6237E-03 | -6.1987E-03 | 5.7458E-03 | -2.0034E-03 | 3.6550E-04 | -3.7594E-05 | 2.0773E-06 | -4.8134E-08 |
| S12 | 9.4701E-03 | -3.4507E-02 | 2.3226E-02 | -9.8208E-03 | 2.6893E-03 | -4.7669E-04 | 5.2565E-05 | -3.2610E-06 | 8.6735E-08 |
Table 11
Table 12 provides the effective focal length f1 to f6 of each lens in embodiment 4, total effective focal length f of optical imaging lens,
Effective pixel region on the center of the object side S1 of one lens E1 to imaging surface S15 distance TTL on optical axis and imaging surface S15
The half ImgH of domain diagonal line length.
| f1(mm) | 3.72 | f6(mm) | -3.40 |
| f2(mm) | -9.45 | f(mm) | 4.25 |
| f3(mm) | 9.95 | TTL(mm) | 4.93 |
| f4(mm) | -24.55 | ImgH(mm) | 3.65 |
| f5(mm) | 5.94 |
Table 12
Fig. 8 A show chromatic curve on the axis of the optical imaging lens of embodiment 4, represent the light warp of different wave length
Deviateed by the converging focal point after camera lens.Fig. 8 B show the astigmatism curve of the optical imaging lens of embodiment 4, represent meridian picture
Face is bent and sagittal image surface bending.Fig. 8 C show the distortion curve of the optical imaging lens of embodiment 4, represent different visual angles
In the case of distortion sizes values.Fig. 8 D show the ratio chromatism, curve of the optical imaging lens of embodiment 4, represent light warp
By the deviation of the different image heights after camera lens on imaging surface.According to Fig. 8 A to Fig. 8 D it is found that optics given by embodiment 4 into
As camera lens can realize good image quality.
Embodiment 5
The optical imaging lens according to the embodiment of the present application 5 are described referring to Fig. 9 to Figure 10 D.Fig. 9 shows basis
The structure diagram of the optical imaging lens of the embodiment of the present application 5.
As shown in figure 9, according to the optical imaging lens of the application illustrative embodiments along optical axis by object side to image side according to
Sequence includes：Diaphragm STO, the first lens E1, the second lens E2, third lens E3, the 4th lens E4, the 5th lens E5, the 6th are thoroughly
Mirror E6, optical filter E7 and imaging surface S15.
First lens E1 has positive light coke, and object side S1 is convex surface, and image side surface S2 is concave surface.Second lens E2 has
Negative power, object side S3 are convex surface, and image side surface S4 is concave surface.Third lens E3 has positive light coke, and object side S5 is
Convex surface, image side surface S6 are convex surface.4th lens E4 has negative power, and object side S7 is concave surface, and image side surface S8 is convex surface.The
Five lens E5 have positive light coke, and object side S9 is concave surface, and image side surface S10 is convex surface.6th lens E6 has negative power,
Its object side S11 is concave surface, and image side surface S12 is concave surface.Optical filter E7 has object side S13 and image side surface S14.From object
Light sequentially passes through each surface S1 to S14 and is ultimately imaged on imaging surface S15.
Table 13 shows surface type, radius of curvature, thickness, the material of each lens of the optical imaging lens of embodiment 5
And circular cone coefficient, wherein, the unit of radius of curvature and thickness is millimeter (mm).
Table 13
As shown in Table 13, in embodiment 5, the object side of any one lens in the first lens E1 to the 6th lens E6
It is aspherical with image side surface.Table 14 shows the high order term coefficient available for aspherical mirror each in embodiment 5, wherein, respectively
Aspherical face type can be limited by the formula (1) provided in above-described embodiment 1.
| Face number | A4 | A6 | A8 | A10 | A12 | A14 | A16 | A18 | A20 |
| S1 | -9.0012E-03 | 3.0642E-02 | -1.2464E-01 | 2.9225E-01 | -4.3035E-01 | 3.9695E-01 | -2.2069E-01 | 6.6888E-02 | -8.2642E-03 |
| S2 | -1.3063E-02 | 1.4554E-01 | -4.1453E-01 | 7.5900E-01 | -8.4517E-01 | 4.9467E-01 | -5.0723E-02 | -9.3984E-02 | 3.6739E-02 |
| S3 | -8.3631E-02 | 1.9358E-01 | -6.5689E-01 | 1.6801E+00 | -3.0893E+00 | 3.8082E+00 | -2.9668E+00 | 1.3155E+00 | -2.5085E-01 |
| S4 | -6.6910E-02 | 3.0908E-02 | 1.2492E-01 | -6.3933E-01 | 1.1746E+00 | -3.4730E-01 | -1.3353E+00 | 1.4476E+00 | -4.3624E-01 |
| S5 | 9.6360E-03 | 1.3204E-01 | -8.4481E-01 | 4.4078E+00 | -1.3187E+01 | 2.4430E+01 | -2.6842E+01 | 1.5845E+01 | -3.8745E+00 |
| S6 | -1.1716E-02 | -4.7342E-03 | 2.3439E-01 | -9.5137E-01 | 2.7618E+00 | -4.8270E+00 | 4.9337E+00 | -2.6187E+00 | 5.0438E-01 |
| S7 | -1.6967E-01 | 2.5010E-01 | -2.1108E+00 | 9.4630E+00 | -2.6549E+01 | 4.6756E+01 | -5.0149E+01 | 2.9938E+01 | -7.6580E+00 |
| S8 | -1.1666E-01 | -1.7844E-02 | -6.6137E-02 | -1.4784E-02 | 4.3960E-01 | -1.0913E+00 | 1.4063E+00 | -9.3082E-01 | 2.4807E-01 |
| S9 | 5.7497E-02 | -3.8823E-01 | 1.7629E+00 | -5.2465E+00 | 9.4924E+00 | -1.0877E+01 | 7.7852E+00 | -3.1624E+00 | 5.5220E-01 |
| S10 | 6.0311E-02 | -1.2040E-01 | 3.5543E-01 | -6.2809E-01 | 6.3014E-01 | -3.6362E-01 | 1.1980E-01 | -2.0962E-02 | 1.5097E-03 |
| S11 | -3.4666E-02 | 7.7693E-03 | -1.1679E-02 | 9.0426E-03 | -3.1138E-03 | 5.8474E-04 | -6.2982E-05 | 3.6797E-06 | -9.0779E-08 |
| S12 | 3.9143E-03 | -2.8935E-02 | 1.9185E-02 | -8.2837E-03 | 2.3734E-03 | -4.4512E-04 | 5.2111E-05 | -3.4293E-06 | 9.6489E-08 |
Table 14
Table 15 provides the effective focal length f1 to f6 of each lens in embodiment 5, total effective focal length f of optical imaging lens,
Effective pixel region on the center of the object side S1 of one lens E1 to imaging surface S15 distance TTL on optical axis and imaging surface S15
The half ImgH of domain diagonal line length.
| f1(mm) | 3.52 | f6(mm) | -3.46 |
| f2(mm) | -8.05 | f(mm) | 4.39 |
| f3(mm) | 10.64 | TTL(mm) | 4.93 |
| f4(mm) | -27.85 | ImgH(mm) | 3.67 |
| f5(mm) | 6.66 |
Table 15
Figure 10 A show chromatic curve on the axis of the optical imaging lens of embodiment 5, represent the light warp of different wave length
Deviateed by the converging focal point after camera lens.Figure 10 B show the astigmatism curve of the optical imaging lens of embodiment 5, represent meridian
Curvature of the image and sagittal image surface bending.Figure 10 C show the distortion curve of the optical imaging lens of embodiment 5, represent different
Distortion sizes values in the case of visual angle.Figure 10 D show the ratio chromatism, curve of the optical imaging lens of embodiment 5, represent
Light via the different image heights after camera lens on imaging surface deviation.According to Figure 10 A to Figure 10 D it is found that given by embodiment 5
Optical imaging lens can realize good image quality.
Embodiment 6
The optical imaging lens according to the embodiment of the present application 6 are described referring to Figure 11 to Figure 12 D.Figure 11 shows root
According to the structure diagram of the optical imaging lens of the embodiment of the present application 6.
As shown in figure 11, according to the optical imaging lens of the application illustrative embodiments along optical axis by object side to image side according to
Sequence includes：Diaphragm STO, the first lens E1, the second lens E2, third lens E3, the 4th lens E4, the 5th lens E5, the 6th are thoroughly
Mirror E6, optical filter E7 and imaging surface S15.
First lens E1 has positive light coke, and object side S1 is convex surface, and image side surface S2 is concave surface.Second lens E2 has
Negative power, object side S3 are convex surface, and image side surface S4 is concave surface.Third lens E3 has positive light coke, and object side S5 is
Convex surface, image side surface S6 are convex surface.4th lens E4 has positive light coke, and object side S7 is concave surface, and image side surface S8 is convex surface.The
Five lens E5 have positive light coke, and object side S9 is concave surface, and image side surface S10 is convex surface.6th lens E6 has negative power,
Its object side S11 is concave surface, and image side surface S12 is concave surface.Optical filter E7 has object side S13 and image side surface S14.From object
Light sequentially passes through each surface S1 to S14 and is ultimately imaged on imaging surface S15.
Table 16 shows surface type, radius of curvature, thickness, the material of each lens of the optical imaging lens of embodiment 6
And circular cone coefficient, wherein, the unit of radius of curvature and thickness is millimeter (mm).
Table 16
As shown in Table 16, in embodiment 6, the object side of any one lens in the first lens E1 to the 6th lens E6
It is aspherical with image side surface.Table 17 shows the high order term coefficient available for aspherical mirror each in embodiment 6, wherein, respectively
Aspherical face type can be limited by the formula (1) provided in above-described embodiment 1.
| Face number | A4 | A6 | A8 | A10 | A12 | A14 | A16 | A18 | A20 |
| S1 | -7.0573E-03 | 1.1176E-02 | -3.9707E-02 | 6.5312E-02 | -4.7782E-02 | -1.0052E-02 | 4.4330E-02 | -2.9676E-02 | 6.9296E-03 |
| S2 | 7.7172E-05 | 2.3642E-02 | -8.3505E-03 | -9.4056E-02 | 2.9398E-01 | -4.4284E-01 | 3.8712E-01 | -1.8616E-01 | 3.8610E-02 |
| S3 | -7.7769E-02 | 7.1821E-02 | -1.1669E-01 | 8.9300E-02 | 3.4182E-02 | -2.1170E-01 | 3.0374E-01 | -2.0707E-01 | 5.5537E-02 |
| S4 | -6.3405E-02 | 8.8321E-02 | -3.3313E-01 | 1.2707E+00 | -3.2829E+00 | 4.9089E+00 | -3.6758E+00 | 9.4792E-01 | 9.5107E-02 |
| S5 | 1.0275E-02 | 2.9561E-02 | 1.0226E-01 | -5.2115E-01 | 2.1031E+00 | -4.9949E+00 | 7.1077E+00 | -5.4151E+00 | 1.6541E+00 |
| S6 | -1.8485E-02 | 4.0886E-02 | 2.6790E-02 | -1.7019E-01 | 8.5164E-01 | -1.7992E+00 | 2.0855E+00 | -1.2250E+00 | 2.9198E-01 |
| S7 | -1.6086E-01 | 1.6176E-01 | -1.2522E+00 | 4.6065E+00 | -1.0574E+01 | 1.5010E+01 | -1.2750E+01 | 5.8478E+00 | -1.1009E+00 |
| S8 | -8.8229E-02 | -1.8655E-01 | 8.1958E-01 | -3.1867E+00 | 7.3590E+00 | -1.0379E+01 | 8.8647E+00 | -4.2094E+00 | 8.5280E-01 |
| S9 | 7.8081E-02 | -2.5542E-01 | 9.1754E-01 | -2.8278E+00 | 5.0748E+00 | -5.7344E+00 | 4.1361E+00 | -1.7242E+00 | 3.1102E-01 |
| S10 | 8.8312E-02 | -1.2283E-01 | 3.4686E-01 | -7.2137E-01 | 8.2690E-01 | -5.3354E-01 | 1.9558E-01 | -3.8235E-02 | 3.1073E-03 |
| S11 | -2.6237E-02 | -1.1673E-02 | 9.2744E-03 | -2.1675E-03 | 2.1849E-04 | 9.7006E-07 | -2.7629E-06 | 2.8675E-07 | -1.0098E-08 |
| S12 | -4.4742E-03 | -2.6658E-02 | 2.0555E-02 | -9.3310E-03 | 2.7197E-03 | -5.1555E-04 | 6.0934E-05 | -4.0419E-06 | 1.1427E-07 |
Table 17
Table 18 provides the effective focal length f1 to f6 of each lens in embodiment 6, total effective focal length f of optical imaging lens,
Effective pixel region on the center of the object side S1 of one lens E1 to imaging surface S15 distance TTL on optical axis and imaging surface S15
The half ImgH of domain diagonal line length.
Table 18
Figure 12 A show chromatic curve on the axis of the optical imaging lens of embodiment 6, represent the light warp of different wave length
Deviateed by the converging focal point after camera lens.Figure 12 B show the astigmatism curve of the optical imaging lens of embodiment 6, represent meridian
Curvature of the image and sagittal image surface bending.Figure 12 C show the distortion curve of the optical imaging lens of embodiment 6, represent different
Distortion sizes values in the case of visual angle.Figure 12 D show the ratio chromatism, curve of the optical imaging lens of embodiment 6, represent
Light via the different image heights after camera lens on imaging surface deviation.According to Figure 12 A to Figure 12 D it is found that given by embodiment 6
Optical imaging lens can realize good image quality.
Embodiment 7
The optical imaging lens according to the embodiment of the present application 7 are described referring to Figure 13 to Figure 14 D.Figure 13 shows root
According to the structure diagram of the optical imaging lens of the embodiment of the present application 7.
As shown in figure 13, according to the optical imaging lens of the application illustrative embodiments along optical axis by object side to image side according to
Sequence includes：First lens E1, the second lens E2, diaphragm STO, third lens E3, the 4th lens E4, the 5th lens E5, the 6th are thoroughly
Mirror E6, optical filter E7 and imaging surface S15.
First lens E1 has a positive light coke, and object side S1 is convex surface, and image side surface S2 is concave surface, and the first lens E1
Object side S1 is spherical surface, and image side surface S2 is aspherical.
Second lens E2 has a negative power, and object side S3 is convex surface, and image side surface S4 is concave surface, and the second lens E2
Object side S3 is spherical surface, and image side surface S4 is aspherical.
Third lens E3 has a positive light coke, and object side S5 is concave surface, and image side surface S6 is convex surface, and third lens E3
Object side S5 is aspherical, and image side surface S6 is spherical surface.
4th lens E4 has a positive light coke, and object side S7 is concave surface, and image side surface S8 is convex surface, and the 4th lens E4
Object side S7 and image side surface S8 is aspherical.
5th lens E5 has a positive light coke, and object side S9 is concave surface, and image side surface S10 is convex surface, and the 5th lens E5
Object side S9 and image side surface S10 be aspherical.
6th lens E6 has a negative power, and object side S11 is concave surface, and image side surface S12 is concave surface, and the 6th lens E6
Object side S11 and image side surface S12 be aspherical.
Optical filter E7 has object side S13 and image side surface S14.Light from object sequentially passes through each surface S1 to S14 simultaneously
It is ultimately imaged on imaging surface S15.
Table 19 shows surface type, radius of curvature, thickness, the material of each lens of the optical imaging lens of embodiment 7
And circular cone coefficient, wherein, the unit of radius of curvature and thickness is millimeter (mm).Table 20 is shown available for each in embodiment 7
The high order term coefficient of aspherical mirror, wherein, each aspherical face type can be limited by the formula (1) provided in above-described embodiment 1.Table
21 provide the effective focal length f1 to f6 of each lens in embodiment 7, total effective focal length f of optical imaging lens, the first lens E1
Effective pixel area diagonal line length on the center of object side S1 to imaging surface S15 distance TTL on optical axis and imaging surface S15
Half ImgH.
Table 19
Table 20
| f1(mm) | 3.55 | f6(mm) | -4.11 |
| f2(mm) | -6.91 | f(mm) | 4.28 |
| f3(mm) | 7.84 | TTL(mm) | 4.88 |
| f4(mm) | 28.82 | ImgH(mm) | 3.60 |
| f5(mm) | 17.73 |
Table 21
Figure 14 A show chromatic curve on the axis of the optical imaging lens of embodiment 7, represent the light warp of different wave length
Deviateed by the converging focal point after camera lens.Figure 14 B show the astigmatism curve of the optical imaging lens of embodiment 7, represent meridian
Curvature of the image and sagittal image surface bending.Figure 14 C show the distortion curve of the optical imaging lens of embodiment 7, represent different
Distortion sizes values in the case of visual angle.Figure 14 D show the ratio chromatism, curve of the optical imaging lens of embodiment 7, represent
Light via the different image heights after camera lens on imaging surface deviation.According to Figure 14 A to Figure 14 D it is found that given by embodiment 7
Optical imaging lens can realize good image quality.
Embodiment 8
The optical imaging lens according to the embodiment of the present application 8 are described referring to Figure 15 to Figure 16 D.Figure 15 shows root
According to the structure diagram of the optical imaging lens of the embodiment of the present application 8.
As shown in figure 15, according to the optical imaging lens of the application illustrative embodiments along optical axis by object side to image side according to
Sequence includes：First lens E1, the second lens E2, diaphragm STO, third lens E3, the 4th lens E4, the 5th lens E5, the 6th are thoroughly
Mirror E6, optical filter E7 and imaging surface S15.
First lens E1 has a positive light coke, and object side S1 is convex surface, and image side surface S2 is concave surface, and the first lens E1
Object side S1 and image side surface S2 is aspherical.
Second lens E2 has a negative power, and object side S3 is convex surface, and image side surface S4 is concave surface, and the second lens E2
Object side S3 is spherical surface, and image side surface S4 is aspherical.
Third lens E3 has a positive light coke, and object side S5 is concave surface, and image side surface S6 is convex surface, and third lens E3
Object side S5 and image side surface S6 is aspherical.
4th lens E4 has a positive light coke, and object side S7 is concave surface, and image side surface S8 is convex surface, and the 4th lens E4
Object side S7 and image side surface S8 is aspherical.
5th lens E5 has a positive light coke, and object side S9 is concave surface, and image side surface S10 is convex surface, and the 5th lens E5
Object side S9 and image side surface S10 be aspherical.
6th lens E6 has a negative power, and object side S11 is concave surface, and image side surface S12 is concave surface, and the 6th lens E6
Object side S11 and image side surface S12 be aspherical.
Optical filter E7 has object side S13 and image side surface S14.Light from object sequentially passes through each surface S1 to S14 simultaneously
It is ultimately imaged on imaging surface S15.
Table 22 shows surface type, radius of curvature, thickness, the material of each lens of the optical imaging lens of embodiment 8
And circular cone coefficient, wherein, the unit of radius of curvature and thickness is millimeter (mm).Table 23 is shown available for each in embodiment 8
The high order term coefficient of aspherical mirror, wherein, each aspherical face type can be limited by the formula (1) provided in above-described embodiment 1.Table
24 provide the effective focal length f1 to f6 of each lens in embodiment 8, total effective focal length f of optical imaging lens, the first lens E1
Effective pixel area diagonal line length on the center of object side S1 to imaging surface S15 distance TTL on optical axis and imaging surface S15
Half ImgH.
Table 22
| Face number | A4 | A6 | A8 | A10 | A12 | A14 | A16 |
| S1 | -2.0817E-03 | 3.9568E-03 | -2.7906E-03 | 8.7845E-04 | 7.2506E-04 | 1.4175E-04 | 2.5376E-04 |
| S2 | 8.6133E-02 | -2.9341E-01 | 1.1347E+00 | -2.6961E+00 | 3.7818E+00 | -2.8374E+00 | 8.9009E-01 |
| S4 | 2.9707E-03 | -3.0769E-01 | 8.9952E-01 | 5.0008E+00 | -3.5433E+01 | 7.8993E+01 | -6.1121E+01 |
| S5 | -4.7928E-02 | 3.8356E-01 | -1.0269E+00 | -2.9588E+00 | 2.7779E+01 | -6.5934E+01 | 5.3873E+01 |
| S6 | -3.1558E-02 | 3.0829E-02 | 4.7907E-01 | -1.1657E+00 | 1.7497E-01 | 2.2863E+00 | -2.1273E+00 |
| S7 | -1.1410E-01 | 1.2401E-01 | 1.1928E-01 | -8.2838E-01 | 1.3867E+00 | -8.7222E-01 | 1.7502E-01 |
| S8 | -7.7965E-02 | -1.5973E-02 | 4.8852E-02 | -3.5578E-02 | -2.5461E-02 | 4.8139E-02 | 4.0660E-03 |
| S9 | -9.0989E-02 | 2.5896E-02 | -3.8605E-03 | 3.3027E-03 | -5.9476E-03 | -1.5079E-03 | 2.5546E-03 |
| S10 | -3.0412E-02 | 2.6098E-02 | 1.4862E-03 | -6.0006E-04 | -3.0753E-04 | -3.0425E-05 | 2.2202E-05 |
| S11 | 6.7960E-04 | 8.4440E-04 | 5.6544E-05 | -3.9863E-06 | -1.0622E-06 | -5.5047E-08 | 1.9926E-08 |
| S12 | -2.8057E-02 | 2.3245E-03 | -1.4220E-04 | -2.4462E-05 | -1.2287E-07 | 1.2816E-07 | 3.6232E-08 |
Table 23
| f1(mm) | 3.46 | f(mm) | 4.28 |
| f2(mm) | -5.19 | TTL(mm) | 4.90 |
| f3(mm) | 7.60 | ImgH(mm) | 3.63 |
| f4(mm) | 18.99 | ||
| f5(mm) | 11.19 | ||
| f6(mm) | -3.54 |
Table 24
Figure 16 A show chromatic curve on the axis of the optical imaging lens of embodiment 8, represent the light warp of different wave length
Deviateed by the converging focal point after camera lens.Figure 16 B show the astigmatism curve of the optical imaging lens of embodiment 8, represent meridian
Curvature of the image and sagittal image surface bending.Figure 16 C show the distortion curve of the optical imaging lens of embodiment 8, represent different
Distortion sizes values in the case of visual angle.Figure 16 D show the ratio chromatism, curve of the optical imaging lens of embodiment 8, represent
Light via the different image heights after camera lens on imaging surface deviation.According to Figure 16 A to Figure 16 D it is found that given by embodiment 8
Optical imaging lens can realize good image quality.
To sum up, embodiment 1 to embodiment 8 meets the relationship shown in table 25 respectively.
Table 25
The application also provides a kind of imaging device, and electronics photosensitive element can be photosensitive coupling element (CCD) or complementation
Property matal-oxide semiconductor element (CMOS).Imaging device can be the independent imaging equipment of such as digital camera or
The image-forming module being integrated on the mobile electronic devices such as mobile phone.The imaging device is equipped with optical imaging lens described above
Head.
The preferred embodiment and the explanation to institute's application technology principle that above description is only the application.People in the art
Member should be appreciated that invention scope involved in the application, however it is not limited to the technology that the specific combination of above-mentioned technical characteristic forms
Scheme, while should also cover in the case where not departing from the inventive concept, it is carried out by above-mentioned technical characteristic or its equivalent feature
The other technical solutions for arbitrarily combining and being formed.Such as features described above has similar work(with (but not limited to) disclosed herein
The technical solution that the technical characteristic of energy is replaced mutually and formed.
Claims (39)
1. optical imaging lens are sequentially included along optical axis by object side to image side：First lens, the second lens, third lens,
Four lens, the 5th lens and the 6th lens, which is characterized in that
First lens have positive light coke, and object side is convex surface, and image side surface is concave surface；
Second lens have positive light coke or negative power, and object side is convex surface, and image side surface is concave surface；
The third lens have positive light coke or negative power；
4th lens have positive light coke or negative power, and object side is concave surface；
5th lens have positive light coke, and object side is concave surface, and image side surface is convex surface；
6th lens have negative power, and object side is concave surface；And
Total effective focal length f of the optical imaging lens and the radius of curvature R 12 of the image side surface of the 6th lens meet 0≤f/
R12≤1.5。
2. optical imaging lens according to claim 1, which is characterized in that the effective focal length f5 of the 5th lens and institute
The effective focal length f6 for stating the 6th lens meets -5.0 ＜ f5/f6 ＜ -1.0.
3. optical imaging lens according to claim 1, which is characterized in that the effective focal length f1 of first lens and institute
The radius of curvature R 1 for stating the object side of the first lens meets 2.0≤f1/R1 ＜ 2.5.
4. optical imaging lens according to claim 1, which is characterized in that the effective focal length f5 of the 5th lens and institute
The radius of curvature R 10 for stating the image side surface of the 5th lens meets 2.0 ＜ | f5/R10 | ＜ 9.0.
5. optical imaging lens according to claim 1, which is characterized in that total effective focal length of the optical imaging lens
F, the effective focal length f5 of the 5th lens and the effective focal length f6 of the 6th lens meet 1.0 ＜ | f/f5 |+| f/f6 | ＜
2.5。
6. optical imaging lens according to claim 1, which is characterized in that the effective focal length f6 of the 6th lens and institute
State the 6th lens and meet 8 ＜ in the center thickness CT6 on the optical axis | f6/CT6 | ＜ 20.
7. optical imaging lens according to claim 1, which is characterized in that the curvature of the object side of second lens half
Diameter R3 and the radius of curvature R 4 of the image side surface of second lens meet 2.5≤(R3+R4)/(R3-R4) ＜ 6.0.
8. optical imaging lens according to claim 1, which is characterized in that the curvature of the object side of the 6th lens half
Diameter R11 and the radius of curvature R 12 of the image side surface of the 6th lens meet -3.0 ＜ R11/R12 ＜ 0.
9. optical imaging lens according to any one of claim 1 to 8, which is characterized in that the object of first lens
The center of side to the optical imaging lens distance TTL of the imaging surface on the optical axis and first lens to described
The sum of the spacing distance of two lens of arbitrary neighborhood on optical axis Σ AT meet 2.0 ＜ TTL/ ∑s AT≤3.0 in 6th lens.
10. optical imaging lens according to claim 9, which is characterized in that the center of the object side of first lens
Extremely distance TTL of the imaging surface of the optical imaging lens on the optical axis on the imaging surface of the optical imaging lens with having
The half ImgH of effect pixel region diagonal line length meets TTL/ImgH≤1.5.
11. optical imaging lens according to claim 9, which is characterized in that first lens are on the optical axis
Center thickness CT1 meets 1.0 ＜ CT1/CT6 ＜ 4.0 with the 6th lens in the center thickness CT6 on the optical axis.
12. optical imaging lens according to claim 9, which is characterized in that the 5th lens and the 6th lens
Spacing distance T56 and the spacing distance of second lens and the third lens on the optical axis on the optical axis
T23 meets 3.5 ＜ T56/T23 ＜ 10.0.
13. optical imaging lens according to claim 9, which is characterized in that meet 1.5≤T56/ (T12+T23+T34)
≤ 3.0,
Wherein, T56 is the spacing distance of the 5th lens and the 6th lens on the optical axis, and T12 is described first
The spacing distance of lens and second lens on the optical axis, T23 are second lens and the third lens in institute
The spacing distance on optical axis is stated, T34 is the spacing distance of the third lens and the 4th lens on the optical axis.
14. optical imaging lens are sequentially included along optical axis by object side to image side：First lens, the second lens, third lens,
4th lens, the 5th lens and the 6th lens, which is characterized in that
First lens have positive light coke, and object side is convex surface, and image side surface is concave surface；
Second lens have positive light coke or negative power, and object side is convex surface, and image side surface is concave surface；
The third lens have positive light coke or negative power；
4th lens have positive light coke or negative power, and object side is concave surface；
5th lens have positive light coke, and object side is concave surface, and image side surface is convex surface；
6th lens have negative power, and object side is concave surface；And
Spacing distance T56, first lens and described of 5th lens and the 6th lens on the optical axis
Spacing distance T12, second lens and third lens interval on the optical axis of two lens on the optical axis
The spacing distance T34 of distance T23 and the third lens and the 4th lens on the optical axis meets 1.5≤T56/
(T12+T23+T34)≤3.0。
15. optical imaging lens according to claim 14, which is characterized in that the center of the object side of first lens
Extremely distance TTL of the imaging surface of the optical imaging lens on the optical axis on the imaging surface of the optical imaging lens with having
The half ImgH of effect pixel region diagonal line length meets TTL/ImgH≤1.5.
16. optical imaging lens according to claim 15, which is characterized in that the center of the object side of first lens
In extremely distance TTL and first lens to the 6th lens of the imaging surface of the optical imaging lens on the optical axis
The sum of spacing distance of two lens of arbitrary neighborhood on optical axis Σ AT meet 2.0 ＜ TTL/ ∑s AT≤3.0.
17. optical imaging lens according to claim 15, which is characterized in that first lens are on the optical axis
Center thickness CT1 meets 1.0 ＜ CT1/CT6 ＜ 4.0 with the 6th lens in the center thickness CT6 on the optical axis.
18. optical imaging lens according to claim 15, which is characterized in that the 5th lens and the 6th lens
Spacing distance T56 and the spacing distance of second lens and the third lens on the optical axis on the optical axis
T23 meets 3.5 ＜ T56/T23 ＜ 10.0.
19. optical imaging lens according to claim 14, which is characterized in that the curvature of the object side of second lens
Radius R3 and the radius of curvature R 4 of the image side surface of second lens meet 2.5≤(R3+R4)/(R3-R4) ＜ 6.0.
20. optical imaging lens according to claim 14, which is characterized in that the curvature of the object side of the 6th lens
Radius R11 and the radius of curvature R 12 of the image side surface of the 6th lens meet -3.0 ＜ R11/R12 ＜ 0.
21. optical imaging lens according to claim 20, which is characterized in that total effective coke of the optical imaging lens
Radius of curvature R 12 away from f and the image side surface of the 6th lens meets 0≤f/R12≤1.5.
22. optical imaging lens according to claim 14, which is characterized in that total effective coke of the optical imaging lens
Meet 1.0 ＜ away from f, the effective focal length f5 of the 5th lens and the effective focal length f6 of the 6th lens | f/f5 |+| f/f6 |
＜ 2.5.
23. optical imaging lens according to claim 22, which is characterized in that the effective focal length f6 of the 6th lens with
6th lens meet 8 ＜ in the center thickness CT6 on the optical axis | f6/CT6 | ＜ 20.
24. optical imaging lens according to claim 22, which is characterized in that the effective focal length f5 of the 5th lens with
The radius of curvature R 10 of the image side surface of 5th lens meets 2.0 ＜ | f5/R10 | ＜ 9.0.
25. optical imaging lens according to claim 22, which is characterized in that the effective focal length f5 of the 5th lens with
The effective focal length f6 of 6th lens meets -5.0 ＜ f5/f6 ＜ -1.0.
26. optical imaging lens according to claim 14, which is characterized in that the effective focal length f1 of first lens with
The radius of curvature R 1 of the object side of first lens meets 2.0≤f1/R1 ＜ 2.5.
27. optical imaging lens are sequentially included along optical axis by object side to image side：First lens, the second lens, third lens,
4th lens, the 5th lens and the 6th lens, which is characterized in that
First lens have positive light coke, and object side is convex surface, and image side surface is concave surface；
Second lens have positive light coke or negative power, and object side is convex surface, and image side surface is concave surface；
The third lens have positive light coke or negative power；
4th lens have positive light coke or negative power, and object side is concave surface；
5th lens have positive light coke, and object side is concave surface, and image side surface is convex surface；
6th lens have negative power, and object side is concave surface；And
The spacing distance T56 of 5th lens and the 6th lens on the optical axis and second lens and described the
Spacing distance T23 of three lens on the optical axis meets 4.5 ＜ T56/T23 ＜ 10.0.
28. optical imaging lens according to claim 27, which is characterized in that the effective focal length f5 of the 5th lens with
The effective focal length f6 of 6th lens meets -5.0 ＜ f5/f6 ＜ -1.0.
29. optical imaging lens according to claim 27, which is characterized in that the effective focal length f1 of first lens with
The radius of curvature R 1 of the object side of first lens meets 2.0≤f1/R1 ＜ 2.5.
30. optical imaging lens according to claim 27, which is characterized in that the effective focal length f5 of the 5th lens with
The radius of curvature R 10 of the image side surface of 5th lens meets 2.0 ＜ | f5/R10 | ＜ 9.0.
31. optical imaging lens according to claim 27, which is characterized in that total effective coke of the optical imaging lens
Meet 1.0 ＜ away from f, the effective focal length f5 of the 5th lens and the effective focal length f6 of the 6th lens | f/f5 |+| f/f6 |
＜ 2.5.
32. optical imaging lens according to claim 27, which is characterized in that the effective focal length f6 of the 6th lens with
6th lens meet 8 ＜ in the center thickness CT6 on the optical axis | f6/CT6 | ＜ 20.
33. the optical imaging lens according to any one of claim 27 to 32, which is characterized in that first lens
Imaging surface distance TTL on the optical axis and the optical imaging lens of the center of object side to the optical imaging lens
Imaging surface on the half ImgH of effective pixel area diagonal line length meet TTL/ImgH≤1.5.
34. the optical imaging lens according to any one of claim 27 to 32, which is characterized in that second lens
The radius of curvature R 3 of object side and the radius of curvature R 4 of the image side surface of second lens meet 3.0≤(R3+R4)/(R3-R4)
＜ 6.0.
35. the optical imaging lens according to any one of claim 27 to 32, which is characterized in that first lens in
Center thickness CT1 on the optical axis meets 1.0 ＜ CT1/ with the 6th lens in the center thickness CT6 on the optical axis
CT6 ＜ 4.0.
36. the optical imaging lens according to any one of claim 27 to 32, which is characterized in that the 6th lens
The radius of curvature R 11 of object side and the radius of curvature R 12 of the image side surface of the 6th lens meet -3.0 ＜ R11/R12 ＜ 0.
37. the optical imaging lens according to any one of claim 27 to 32, which is characterized in that first lens
The center of object side is to distance TTL of the imaging surface on the optical axis of the optical imaging lens and first lens to institute
State in the 6th lens the sum of the spacing distance of two lens of arbitrary neighborhood on optical axis Σ AT meet 2.0 ＜ TTL/ ∑s AT≤
3.0。
38. optical imaging lens according to claim 34, which is characterized in that total effective coke of the optical imaging lens
Radius of curvature R 12 away from f and the image side surface of the 6th lens meets 0≤f/R12≤1.5.
39. optical imaging lens according to claim 35, which is characterized in that meet 1.5≤T56/ (T12+T23+T34)
≤ 3.0,
Wherein, T56 is the spacing distance of the 5th lens and the 6th lens on the optical axis, and T12 is described first
The spacing distance of lens and second lens on the optical axis, T23 are second lens and the third lens in institute
The spacing distance on optical axis is stated, T34 is the spacing distance of the third lens and the 4th lens on the optical axis.
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| CN107843977A (en) * | 2017-12-14 | 2018-03-27 | 浙江舜宇光学有限公司 | Optical imaging lens |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN107843977A (en) * | 2017-12-14 | 2018-03-27 | 浙江舜宇光学有限公司 | Optical imaging lens |
| CN107843977B (en) * | 2017-12-14 | 2020-04-17 | 浙江舜宇光学有限公司 | Optical imaging lens |
| CN109856775A (en) * | 2018-12-27 | 2019-06-07 | 瑞声科技(新加坡)有限公司 | Camera optical camera lens |
| CN111142231A (en) * | 2019-12-30 | 2020-05-12 | 瑞声通讯科技(常州)有限公司 | Image pickup optical lens |
| CN111142230A (en) * | 2019-12-30 | 2020-05-12 | 瑞声通讯科技(常州)有限公司 | Image pickup optical lens |
| CN111142230B (en) * | 2019-12-30 | 2022-03-08 | 诚瑞光学(常州)股份有限公司 | Image pickup optical lens |
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