CN106896481A - Imaging lens - Google Patents
Imaging lens Download PDFInfo
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- CN106896481A CN106896481A CN201710253905.3A CN201710253905A CN106896481A CN 106896481 A CN106896481 A CN 106896481A CN 201710253905 A CN201710253905 A CN 201710253905A CN 106896481 A CN106896481 A CN 106896481A
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- lens
- imaging lens
- imaging
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- aspherical
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- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B13/00—Optical objectives specially designed for the purposes specified below
- G02B13/001—Miniaturised objectives for electronic devices, e.g. portable telephones, webcams, PDAs, small digital cameras
- G02B13/0015—Miniaturised objectives for electronic devices, e.g. portable telephones, webcams, PDAs, small digital cameras characterised by the lens design
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- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B13/00—Optical objectives specially designed for the purposes specified below
- G02B13/001—Miniaturised objectives for electronic devices, e.g. portable telephones, webcams, PDAs, small digital cameras
- G02B13/0015—Miniaturised objectives for electronic devices, e.g. portable telephones, webcams, PDAs, small digital cameras characterised by the lens design
- G02B13/002—Miniaturised objectives for electronic devices, e.g. portable telephones, webcams, PDAs, small digital cameras characterised by the lens design having at least one aspherical surface
- G02B13/0045—Miniaturised objectives for electronic devices, e.g. portable telephones, webcams, PDAs, small digital cameras characterised by the lens design having at least one aspherical surface having five or more lenses
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- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
- G03B30/00—Camera modules comprising integrated lens units and imaging units, specially adapted for being embedded in other devices, e.g. mobile phones or vehicles
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- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Lenses (AREA)
Abstract
This application discloses a kind of imaging lens.The imaging lens sequentially include the first lens, the second lens, the 3rd lens, the 4th lens and the 5th lens from thing side to image side, wherein, meet f/EPD≤1.8 between the effective focal length f of the imaging lens and the Entry pupil diameters EPD of the imaging lens, and the corresponding chief ray incident of maximum field of view is to the incident angle CRA4 of the thing side of the 4th lens<15°.Imaging lens according to the application are made up of 5 eyeglasses, can realize the imaging lens with ultra-thin large aperture, good image quality.
Description
Technical field
The present invention relates to a kind of imaging lens, the small-sized imaging lens being particularly made up of five eyeglasses.
Background technology
With CCD (charge-coupled device, charge coupled device) and CMOS (complementary metal-
Oxide semiconductor, CMOS) imageing sensor performance improve and size reduce, it is right
The pick-up lens answered also needs to meet the requirement of image quality high and miniaturization.
In order to meet the requirement of miniaturization, the F numbers of existing camera lens generally configuration realize that camera lens subtracts 2.0 or more than 2.0
With good optical property while small size.But it is right with continuing to develop for the portable type electronic products such as smart mobile phone
Imaging lens propose requirement higher, situations such as especially for insufficient light (such as overcast and rainy, dusk), hand shaking, therefore this
Planting 2.0 or more than 2.0 F numbers cannot meet the imaging requirements of higher order.
Therefore, the present invention proposes one kind and is applicable to portable type electronic product, with ultra-thin large aperture, good imaging
The optical system of quality.
The content of the invention
In order to solve at least some problems of the prior art, the invention provides a kind of imaging lens.
One aspect of the present invention provide a kind of imaging lens, the imaging lens from the thing side of the imaging lens to
Image side sequentially includes the first lens, the second lens, the 3rd lens, the 4th lens and the 5th lens；Wherein, imaging lens has
Meet f/EPD≤1.8, and the corresponding chief ray incident of maximum field of view between the effect focal length f and Entry pupil diameters EPD of imaging lens
To the incident angle CRA4 of the 4th lens thing side<15°
Another aspect of the present invention provides such a imaging lens, and the imaging lens are from the imaging lens
Thing side to image side sequentially includes the first lens, the second lens, the 3rd lens, the 4th lens and the 5th lens.First lens have
There is positive light coke, its thing side is convex surface；Second lens have negative power；3rd lens have positive light coke or negative light burnt
Degree；4th lens have positive light coke or negative power；5th lens have negative power.The effective focal length of imaging lens
0.7≤f/f12 is met between f and the first lens and the combined focal length f12 of the second lens<1.0.
An implementation method of the invention, 0.5<R2/R3<2.0, R2 is the radius of curvature of the first lens image side surface,
R3 is the radius of curvature of the second lens thing side.
An implementation method of the invention, 4.0<f1/CT1<6.0, f1 is the effective focal length of the first lens, and CT1 is
The center thickness of the first lens.
An implementation method of the invention, 5.5<f/CT4<7.0, f is the effective focal length of imaging lens, and CT4 is the
The center thickness of four lens.
An implementation method of the invention, 1.0≤f/f1<1.5, f is the effective focal length of imaging lens, and f1 is first
The effective focal length of lens.
An implementation method, -1.0 of the invention<f/f2<- 0.3, f are the effective focal length of imaging lens, and f2 is the
The effective focal length of two lens.
An implementation method, -2.0 of the invention<f/f5<- 0.7, f are the effective focal length of imaging lens, and f5 is the
The effective focal length of five lens.
An implementation method of the invention, R1/R2<0.5, R1 is the radius of curvature of the thing side of the first lens, R2
It is the radius of curvature of the image side surface of the first lens.
An implementation method of the invention, 1.0<f/R4<2.0, f is the effective focal length of imaging lens, and R4 is second
The radius of curvature of lens image side surface.
An implementation method of the invention, | f/R7 |<1.0, f is the effective focal length of imaging lens, and R7 is the 4th saturating
The radius of curvature of the thing side of mirror.
An implementation method of the invention, TTL/ImgH≤1.6, TTL is the thing side of the first lens to imaging surface
Axle on distance, ImgH be imaging surface on effective pixel area diagonal line length half.
Imaging lens of the invention are made up of 5 eyeglasses, can realize with ultra-thin large aperture, good image quality
Imaging lens.
Brief description of the drawings
With reference to accompanying drawing, by the detailed description of following non-limiting embodiment, further feature of the invention, purpose and excellent
Point will be apparent.In the accompanying drawings：
Fig. 1 shows the structural representation of the imaging lens of embodiment 1；
Fig. 2 to Fig. 5 respectively illustrate chromatic curve on the axle of the imaging lens of embodiment 1, astigmatism curve, distortion curve and
Ratio chromatism, curve；
Fig. 6 shows the structural representation of the imaging lens of embodiment 2；
Fig. 7 to Figure 10 respectively illustrates chromatic curve on the axle of the imaging lens of embodiment 2, astigmatism curve, distortion curve
With ratio chromatism, curve；
Figure 11 shows the structural representation of the imaging lens of embodiment 3；
Figure 12 to Figure 15 respectively illustrates chromatic curve on the axle of the imaging lens of embodiment 3, astigmatism curve, distortion curve
With ratio chromatism, curve；
Figure 16 shows the structural representation of the imaging lens of embodiment 4；
Figure 17 to Figure 20 respectively illustrates chromatic curve on the axle of the imaging lens of embodiment 4, astigmatism curve, distortion curve
With ratio chromatism, curve；
Figure 21 shows the structural representation of the imaging lens of embodiment 5；
Figure 22 to Figure 25 respectively illustrates chromatic curve on the axle of the imaging lens of embodiment 5, astigmatism curve, distortion curve
With ratio chromatism, curve；
Figure 26 shows the structural representation of the imaging lens of embodiment 6；
Figure 27 to Figure 30 respectively illustrates chromatic curve on the axle of the imaging lens of embodiment 6, astigmatism curve, distortion curve
With ratio chromatism, curve；
Figure 31 shows the structural representation of the imaging lens of embodiment 7；
Figure 32 to Figure 35 respectively illustrates chromatic curve on the axle of the imaging lens of embodiment 7, astigmatism curve, distortion curve
With ratio chromatism, curve；
Figure 36 shows the structural representation of the imaging lens of embodiment 8；
Figure 37 to Figure 40 respectively illustrates chromatic curve on the axle of the imaging lens of embodiment 8, astigmatism curve, distortion curve
With ratio chromatism, curve；
Figure 41 shows the structural representation of the imaging lens of embodiment 9；And
Figure 42 to Figure 45 respectively illustrates chromatic curve on the axle of the imaging lens of embodiment 9, astigmatism curve, distortion curve
With ratio chromatism, curve.
Specific embodiment
The application is described in further detail with reference to the accompanying drawings and examples.It is understood that this place is retouched
The specific embodiment stated is used only for explaining related invention, rather than the restriction to the invention.It also should be noted that, in order to
Be easy to description, be illustrate only in accompanying drawing to about the related part of invention.
It should be understood that in this application, when element or layer be described as be in another element or layer " on ", " being connected to " or
When " being attached to " another element or layer, its can directly on another element or layer, be connected directly to or be attached to another element or
Layer, or there may be element or layer between.When element be referred to as " located immediately at " another element or layer " on ", " directly connect
It is connected to " or when " being attached directly to " another element or layer, in the absence of element or layer between.In the specification, phase
Same label refers to identical element.As used in this article, term "and/or" includes in associated Listed Items
Or any and whole combination of multiple.
It should be understood that, although term the 1st, the 2nd or first, second etc. can be used to describe herein various elements,
Part, region, layer and/or section, but these elements, part, region, layer and/or Duan Buying are limited by these terms.These are used
Language is only used for distinguishing element, part, region, layer or a section and another element, part, region, layer or section.Therefore,
In the case of without departing substantially from teachings of the present application, the first element discussed below, part, region, layer or section can be referred to as the
Two element, part, region, layer or section.
Terminology used herein is only used for describing the purpose of specific embodiment, it is no intended to limit the application.Such as exist
Used herein, unless clearly dictated in context, the feature that single plural form is not limited otherwise is also intended to bag
Include the feature of plural form.It will also be appreciated that term " including ", " including ", " having ", "comprising" and/or " including ",
Represented when using in this manual in the presence of stated feature, entirety, step, operation, element and/or part, but do not arranged
Except exist or add one or more of the other feature, entirety, step, operation, element, part and/or their group.Such as herein
Middle to use, term "and/or" includes one or more any and whole combination in associated Listed Items.Such as
The statement of at least one of " ... " modifies whole element list when after the list for appearing in element, is arranged rather than modification
Individual component in table.Additionally, when presently filed embodiment is described, using " can with " to represent " or many of the application
Individual implementation method ".Also, term " exemplary " is intended to refer to example or illustration.
Unless otherwise defined, all terms (including technical terms and scientific words) otherwise used herein be respectively provided with
The application one skilled in the art's is generally understood that identical implication.It will also be appreciated that term is (such as in everyday words
Term defined in allusion quotation) implication consistent with their implications in the context of correlation technique should be interpreted as having, and
To not explained with idealization or excessively formal sense, unless clearly such herein limit.
It should be noted that in the case where not conflicting, the feature in embodiment and embodiment in the application can phase
Mutually combination.Describe the application in detail below with reference to the accompanying drawings and in conjunction with the embodiments.
This application provides a kind of imaging lens.Imaging lens according to the application from thing side to the image side of imaging lens according to
Sequence is provided with：First lens, the second lens, the 3rd lens, the 4th lens and the 5th lens.
In embodiments herein, the first lens have positive light coke, and its thing side is convex surface.In the implementation of the application
In example, the second lens have negative power.In embodiments herein, the 3rd lens have positive light coke or negative power.
In embodiments herein, the 4th lens have positive light coke or negative power.In embodiments herein, the 5th lens
With negative power, its image side surface is concave surface at paraxial place, and convex is changed into from concavity with away from optical axis.
In embodiments herein, meet between the effective focal length f of imaging lens and the Entry pupil diameters EPD of imaging lens
F/EPD≤1.8, and the corresponding chief ray incident of maximum field of view is to the incident angle CRA4 of the 4th lens thing side<
15°.More specifically, meet f/EPD≤1.80, CRA4≤11.27 °.The imaging lens for meeting above-mentioned relation ensure that optics
System F numbers possess large aperture characteristic within 1.8.Control maximum field of view correspondence chief ray incident angle be in order to system with
The matching and improvement edge relative illumination of imageing sensor CRA.
In embodiments herein, 0.5<R2/R3<2.0, R2 is the radius of curvature of the first lens image side surface, R3
It is the radius of curvature of the second lens thing side.More specifically, meeting 0.70≤R2/R3≤1.78.Meet above-mentioned relation
Imaging lens be in order to increase in system aperture in the case of, by controlling the radius of curvature of the first lens and the second lens, have
Effect update the system spherical aberration.
In embodiments herein, 4.0<f1/CT1<6.0, f1 is the effective focal length of first lens, and CT1 is institute
State the center thickness of the first lens.More specifically, meeting 4.37≤f1/CT1≤5.41.The center thickness of lens is excessive or too small
Difficulty can be caused to eyeglass shaping.The imaging lens for meeting above-mentioned relation are capable of the focal length and thickness of the lens of reasonable balance first,
Beneficial to processing while effective correction system aberration.
In embodiments herein, 5.5<f/CT4<7.0, f is the effective focal length of the imaging lens, and CT4 is described
The center thickness of the 4th lens.More specifically, meeting 5.84≤f/CT4≤6.42.Lens center thickness influences power value, will
It is thick in 4th lens beneficial to correction system aberration and to help improve distortion in certain limit, on the one hand with system focal length Ratio control
With meridian direction coma, while also beneficial to shaping make.
In embodiments herein, 1.0≤f/f1<1.5, f is the effective focal length of the imaging lens, and f1 is described the
The effective focal length of one lens.More specifically, meeting 1.07≤f/f1≤1.17.The spherical aberration of system can increase under large aperture, and first
Lens are that positive light coke form causes to play the influence of improvement system spherical aberration while light is converged.
In embodiments herein, -1.0<f/f2<- 0.3, f are the effective focal length of the imaging lens, and f2 is described
The effective focal length of the second lens.More specifically, meeting -0.56≤f/f2≤- 0.42.Second lens are negative power form, control
The ratio is made in certain limit, the spherical aberration produced with the first lens is offset, reach the effect for improving spherical aberration, also beneficial to undertaking
The aberration influence that positive lens is produced.
In embodiments herein, -2.0<f/f5<- 0.7, f are the effective focal length of the imaging lens, and f5 is described
The effective focal length of the 5th lens.More specifically, meeting -1.85≤f/f5≤- 0.80.Too big then the 5th lens of the ratio can undertake
Excessive focal power, causes manufacturability to be deteriorated, the too small distortion for being unfavorable for correction system.Meet the imaging len energy of above-mentioned relation
Enough overcome drawbacks described above.
In embodiments herein, 0.7≤f/f12<1.0, f is the effective focal length of the imaging lens, and f12 is described
The combined focal length of the first lens and second lens.More specifically, meeting 0.7≤f/f12≤0.81.Meet above-mentioned relation
Imaging len ensure that system, to the preceding group of reasonable distribution of lens strength, improves spherical aberration, the coma of system to image quality
Influence.
In embodiments herein, R1/R2<0.5, R1 is the radius of curvature of the thing side of first lens, and R2 is
The radius of curvature of the image side surface of first lens.More specifically, meeting R1/R2≤0.24.Limit the scope and may help to control
First power of lens is distributed, and also makes the shape of the lens in the reasonable limit of power of processing and manufacturing.
In embodiments herein, 1.0<f/R4<2.0, f is the effective focal length of the imaging lens, and R4 is described the
The radius of curvature of two lens image side surfaces.More specifically, meeting 1.13≤f/R4≤1.79.The radius of curvature of the second lens image side surface
It is too small easily to have the risk for producing ghost image, the too big off-axis aberration for being then not easy to correction system.The imaging for meeting above-mentioned relation is saturating
Mirror can overcome drawbacks described above.
In embodiments herein, | f/R7 |<1.0, f is the effective focal length of the imaging lens, and R7 is the described 4th
The radius of curvature of the thing side of lens.More specifically, meeting | f/R7 |≤0.76.The scope is limited so that rim ray is incided
Angle is smaller during four lens, reduces adverse effect of the polarization to edge illumination.
In embodiments herein, TTL/ImgH≤1.6, TTL is the thing side of first lens to imaging surface
Distance on axle, ImgH is the half of effective pixel area diagonal line length on imaging surface.More specifically, meet TTL/ImgH≤
1.56.The ratio range is controlled to ensure that system meets the need of ultra-thin miniaturized system structure in the case where image quality requirement is met
Ask.
The application is further described below in conjunction with specific embodiment.
Embodiment 1
The imaging lens according to the embodiment of the present application 1 are described with reference first to Fig. 1 to Fig. 5.
Fig. 1 is the structural representation of the imaging lens for showing embodiment 1.As shown in figure 1, imaging lens include 5 thoroughly
Mirror.This 5 lens are respectively the first lens E1 with thing side S1 and image side surface S2, with thing side S3's and image side surface S4
It is second lens E2, the 3rd lens E3 with thing side S5 and image side surface S6, the with thing side S7 and image side surface S8 the 4th saturating
Mirror E4 and the 5th lens E5 with thing side S9 and image side surface S10.The first lens E5 of lens E1 to the 5th are from imaging lens
Thing side set gradually to image side.First lens E1 can have positive light coke, and its thing side S1 can be convex surface；Second lens E2
There can be negative power, and its image side surface S4 can be concave surface；3rd lens E3 can have positive light coke；4th lens E4 can have
Positive light coke；5th lens E5 can have negative power, and its image side surface paraxial place be concave surface, with away from optical axis by concavity
It is changed into convex.The imaging lens also include the optical filter E6 with thing side S11 and image side surface S12 for filtering infrared light.
In this embodiment, the light from object sequentially passes through each surface S1 to S12 and is ultimately imaged on imaging surface S13.
In this embodiment, the first lens E5 of lens E1 to the 5th have respective effective focal length f1 to f5 respectively.First
The lens E5 of lens E1 to the 5th are arranged in order along optical axis and have together decided on total effective focal length f of imaging lens.Table 1 below shows
Effective focal length f1 to f5, total effective focal length f of imaging lens, the overall length of imaging lens of the first lens E5 of lens E1 to the 5th
The half HFOV at the maximum field of view angle of degree TTL and imaging lens.
| f1(mm) | 3.50 | f(mm) | 3.75 |
| f2(mm) | -7.90 | TTL(mm) | 4.50 |
| f3(mm) | 28.78 | HFOV(°) | 38.6 |
| f4(mm) | 4.00 | ||
| f5(mm) | -3.10 |
Table 1
Table 2 show the surface type of each lens in the imaging lens in the embodiment, radius of curvature,
Thickness, material and circular cone coefficient.
| Face number | Surface type | Radius of curvature | Thickness | Material | Circular cone coefficient |
| OBJ | Sphere | It is infinite | It is infinite | ||
| STO | Sphere | It is infinite | -0.4037 | ||
| S1 | It is aspherical | 1.5506 | 0.6691 | 1.546,56.11 | -0.1680 |
| S2 | It is aspherical | 6.9719 | 0.0559 | 39.6397 | |
| S3 | It is aspherical | 4.2172 | 0.2500 | 1.666,20.37 | -23.8067 |
| S4 | It is aspherical | 2.2855 | 0.4177 | 2.3283 | |
| S5 | It is aspherical | 12.2556 | 0.3747 | 1.546,56.11 | 74.5610 |
| S6 | It is aspherical | 55.0884 | 0.4949 | -97.7021 | |
| S7 | It is aspherical | 320.8682 | 0.5996 | 1.546,56.11 | 99.0000 |
| S8 | It is aspherical | -2.1959 | 0.3460 | 0.0744 | |
| S9 | It is aspherical | 1.6824 | 0.3030 | 1.536,55.77 | -20.7495 |
| S10 | It is aspherical | 0.7841 | 0.2693 | -5.4201 | |
| S11 | Sphere | It is infinite | 0.2100 | 1.517,64.17 | |
| S12 | Sphere | It is infinite | 0.5097 | ||
| S13 | Sphere | It is infinite |
Table 2
Table 3 below shows each aspherical S1-S10's of each non-spherical lens that can be used in the embodiment
High order term coefficient A4、A6、A8、A10、A12、A14、A16、A18And A20。
| Face number | A4 | A6 | A8 | A10 | A12 | A14 | A16 | A18 | A20 |
| S1 | 3.5627E-03 | 3.9418E-02 | -2.0789E-01 | 7.7127E-01 | -1.7715E+00 | 2.5343E+00 | -2.1862E+00 | 1.0400E+00 | -2.0988E-01 |
| S2 | -2.4667E-01 | 5.6780E-01 | -7.3158E-01 | 1.7487E-01 | 1.1240E+00 | -2.0567E+00 | 1.6081E+00 | -5.6225E-01 | 5.0939E-02 |
| S3 | -2.7399E-01 | 6.4904E-01 | -4.3438E-01 | -1.2552E+00 | 4.2944E+00 | -6.2839E+00 | 5.0459E+00 | -2.1121E+00 | 3.4293E-01 |
| S4 | -1.5718E-01 | 2.5501E-01 | 2.5337E-01 | -2.2024E+00 | 5.5071E+00 | -7.2687E+00 | 5.0274E+00 | -1.3195E+00 | -9.0465E-02 |
| S5 | -1.6136E-01 | 1.1902E-01 | -6.8134E-01 | 2.4345E+00 | -6.0492E+00 | 1.0017E+01 | -1.0523E+01 | 6.3090E+00 | -1.5997E+00 |
| S6 | -1.3945E-01 | 1.4559E-01 | -8.3196E-01 | 2.5566E+00 | -5.0300E+00 | 6.2391E+00 | -4.6955E+00 | 1.9516E+00 | -3.3888E-01 |
| S7 | -1.5022E-02 | -6.3556E-02 | 1.4427E-01 | -3.4565E-01 | 4.8282E-01 | -4.2004E-01 | 2.1555E-01 | -5.8583E-02 | 6.4840E-03 |
| S8 | -1.0953E-01 | 3.3426E-01 | -5.8514E-01 | 6.9055E-01 | -5.4214E-01 | 2.7066E-01 | -8.1136E-02 | 1.3251E-02 | -9.0641E-04 |
| S9 | -7.1410E-01 | 8.2187E-01 | -6.7841E-01 | 4.0721E-01 | -1.6784E-01 | 4.5672E-02 | -7.8036E-03 | 7.5682E-04 | -3.1759E-05 |
| S10 | -3.2755E-01 | 3.4609E-01 | -2.5505E-01 | 1.2841E-01 | -4.3943E-02 | 9.9956E-03 | -1.4442E-03 | 1.1974E-04 | -4.3246E-06 |
Table 3
Fig. 2 shows chromatic curve on the axle of the imaging lens of embodiment 1, and the light that it represents different wave length is via optics
Converging focal point after system deviates.Fig. 3 shows the astigmatism curve of the imaging lens of embodiment 1, and it represents meridianal image surface bending
Bent with sagittal image surface.Fig. 4 shows the distortion curve of the imaging lens of embodiment 1, abnormal in the case of its expression different visual angles
Become sizes values.Fig. 5 shows the ratio chromatism, curve of the imaging lens of embodiment 1, its represent light via after imaging lens
The deviation of the different image height on imaging surface.Simultaneously reference picture 2 can be seen that the imaging lens according to embodiment 1 to Fig. 5 in sum
Head is a kind of imaging lens with ultra-thin large aperture, good image quality.
Embodiment 2
The imaging lens according to the embodiment of the present application 2 are described referring to Fig. 6 to Figure 10.Except each lens of imaging lens
Parameter outside, such as except spacing on the radius of curvature of each lens, thickness, material, circular cone coefficient, effective focal length, axle, each
Outside high order term coefficient of mirror etc., described in the imaging lens and embodiment 1 described in the present embodiment 2 and following embodiment
Imaging lens arrangement it is identical.In the present embodiment and following examples, for brevity, by clipped and implementation
The similar description of example 1.
Fig. 6 is the structural representation of the imaging lens for showing embodiment 2.Imaging lens are included successively by thing side to image side
First lens E1, the second lens E2, the 3rd lens E3, the 4th lens E4 and the 5th lens E5.
Table 4 below shows effective focal length f1 to f5, total effective Jiao of imaging lens of the first lens E5 of lens E1 to the 5th
The half HFOV at the maximum field of view angle away from f, the total length TTL of imaging lens and imaging lens.
| f1(mm) | 3.41 | f(mm) | 3.74 |
| f2(mm) | -8.55 | TTL(mm) | 4.54 |
| f3(mm) | -2630.73 | HFOV(°) | 38.4 |
| f4(mm) | 4.01 | ||
| f5(mm) | -3.04 |
Table 4
Table 5 show the surface type of each lens in the imaging lens in the embodiment, radius of curvature, thickness, material and
Circular cone coefficient.
Table 5
Table 6 below shows the high order term coefficient of each aspherical S1-S10 of each non-spherical lens that can be used in the embodiment
A4、A6、A8、A10、A12、A14、A16、A18And A20。
| Face number | A4 | A6 | A8 | A10 | A12 | A14 | A16 | A18 | A20 |
| S1 | 7.5446E-03 | 2.3360E-02 | -8.7259E-02 | 2.9093E-01 | -6.3755E-01 | 9.2920E-01 | -8.5792E-01 | 4.5093E-01 | -1.0326E-01 |
| S2 | -2.6692E-01 | 6.2194E-01 | -9.1291E-01 | 7.9399E-01 | -4.5343E-01 | 4.5157E-01 | -7.2919E-01 | 6.1250E-01 | -1.9327E-01 |
| S3 | -2.6562E-01 | 6.2011E-01 | -5.6016E-01 | -2.0562E-01 | 7.8102E-01 | 2.3607E-01 | -1.8713E+00 | 1.8286E+00 | -5.9004E-01 |
| S4 | -1.3656E-01 | 2.1779E-01 | 6.5243E-02 | -7.4276E-01 | 8.9520E-01 | 1.0105E+00 | -3.5962E+00 | 3.5123E+00 | -1.1879E+00 |
| S5 | -1.5906E-01 | 1.3420E-01 | -9.9678E-01 | 4.1362E+00 | -1.0845E+01 | 1.7633E+01 | -1.7306E+01 | 9.3647E+00 | -2.1103E+00 |
| S6 | -1.4991E-01 | 1.3002E-01 | -6.3813E-01 | 1.7402E+00 | -3.0348E+00 | 3.3549E+00 | -2.2648E+00 | 8.4932E-01 | -1.3313E-01 |
| S7 | -4.0240E-02 | 7.1882E-03 | -7.8601E-02 | 8.9492E-02 | -6.0178E-02 | 7.5583E-03 | 1.5332E-02 | -8.0707E-03 | 1.2011E-03 |
| S8 | -5.1619E-02 | 1.6395E-01 | -2.9868E-01 | 3.5325E-01 | -2.8370E-01 | 1.4550E-01 | -4.4278E-02 | 7.2448E-03 | -4.9217E-04 |
| S9 | -5.7693E-01 | 5.8743E-01 | -4.3275E-01 | 2.3228E-01 | -8.4671E-02 | 2.0177E-02 | -3.0071E-03 | 2.5465E-04 | -9.3697E-06 |
| S10 | -2.6233E-01 | 2.4783E-01 | -1.6033E-01 | 6.9641E-02 | -2.0220E-02 | 3.8509E-03 | -4.6140E-04 | 3.1576E-05 | -9.4236E-07 |
Table 6
Fig. 7 shows chromatic curve on the axle of the imaging lens of embodiment 2, and the light that it represents different wave length is via optics
Converging focal point after system deviates.Fig. 8 shows the astigmatism curve of the imaging lens of embodiment 2, and it represents meridianal image surface bending
Bent with sagittal image surface.Fig. 9 shows the distortion curve of the imaging lens of embodiment 2, abnormal in the case of its expression different visual angles
Become sizes values.Figure 10 shows the ratio chromatism, curve of the imaging lens of embodiment 2, its represent light via after imaging lens
The deviation of the different image height on imaging surface.Simultaneously reference picture 7 can be seen that the imaging according to embodiment 2 to Figure 10 in sum
Camera lens is a kind of imaging lens with ultra-thin large aperture, good image quality.
Embodiment 3
The imaging lens according to the embodiment of the present application 3 are described referring to Figure 11 to Figure 15.
Figure 11 is the structural representation of the imaging lens for showing embodiment 3.Imaging lens are wrapped successively by thing side to image side
Include the first lens E1, the second lens E2, the 3rd lens E3, the 4th lens E4 and the 5th lens E5.
Table 7 below shows effective focal length f1 to f5, total effective Jiao of imaging lens of the first lens E5 of lens E1 to the 5th
The half HFOV at the maximum field of view angle away from f, the total length TTL of imaging lens and imaging lens.
Table 7
Table 8 show the surface type of each lens in the imaging lens in the embodiment, radius of curvature, thickness, material and
Circular cone coefficient.
| Face number | Surface type | Radius of curvature | Thickness | Material | Circular cone coefficient |
| OBJ | Sphere | It is infinite | It is infinite | ||
| STO | Sphere | It is infinite | -0.3947 | ||
| S1 | It is aspherical | 1.5283 | 0.6443 | 1.546,56.11 | -0.1920 |
| S2 | It is aspherical | 6.6072 | 0.0550 | 39.5703 | |
| S3 | It is aspherical | 3.8195 | 0.2500 | 1.666,20.37 | -24.8829 |
| S4 | It is aspherical | 2.1456 | 0.4162 | 2.4649 | |
| S5 | It is aspherical | 103.3630 | 0.3793 | 1.546,56.11 | 99.0000 |
| S6 | It is aspherical | -15.0358 | 0.5215 | 98.8677 | |
| S7 | It is aspherical | -232.1383 | 0.6128 | 1.536,55.77 | -99.0000 |
| S8 | It is aspherical | -2.0993 | 0.3652 | -0.1308 | |
| S9 | It is aspherical | 1.6552 | 0.2736 | 1.546,56.11 | -22.9295 |
| S10 | It is aspherical | 0.7518 | 0.2655 | -5.2801 | |
| S11 | Sphere | It is infinite | 0.2100 | 1.517,64.17 | |
| S12 | Sphere | It is infinite | 0.5067 | ||
| S13 | Sphere | It is infinite |
Table 8
Table 9 below shows the high order term coefficient of each aspherical S1-S10 of each non-spherical lens that can be used in the embodiment
A4、A6、A8、A10、A12、A14、A16、A18And A20。
| Face number | A4 | A6 | A8 | A10 | A12 | A14 | A16 | A18 | A20 |
| S1 | 1.1989E-02 | -2.3860E-02 | 2.6545E-01 | -1.1056E+00 | 2.6497E+00 | -3.7463E+00 | 3.0967E+00 | -1.3776E+00 | 2.5427E-01 |
| S2 | -2.5700E-01 | 6.2385E-01 | -1.0346E+00 | 1.5088E+00 | -2.8539E+00 | 5.3733E+00 | -6.6954E+00 | 4.5294E+00 | -1.2736E+00 |
| S3 | -2.7164E-01 | 6.6065E-01 | -6.1834E-01 | -2.0077E-01 | 6.8298E-01 | 1.1037E+00 | -3.7970E+00 | 3.6183E+00 | -1.2177E+00 |
| S4 | -1.6457E-01 | 2.2517E-01 | 4.5435E-01 | -3.3312E+00 | 9.3660E+00 | -1.5237E+01 | 1.4651E+01 | -7.5413E+00 | 1.5641E+00 |
| S5 | -1.5514E-01 | 1.7821E-01 | -1.3637E+00 | 5.9325E+00 | -1.6283E+01 | 2.7987E+01 | -2.9292E+01 | 1.7025E+01 | -4.1523E+00 |
| S6 | -1.3342E-01 | 1.1458E-01 | -7.1491E-01 | 2.3052E+00 | -4.7053E+00 | 6.0181E+00 | -4.6596E+00 | 1.9847E+00 | -3.5059E-01 |
| S7 | -2.8652E-02 | -5.7628E-03 | -1.5539E-01 | 3.5392E-01 | -4.2290E-01 | 2.8153E-01 | -1.0509E-01 | 2.0702E-02 | -1.6810E-03 |
| S8 | -7.5873E-02 | 2.4311E-01 | -5.0578E-01 | 6.8292E-01 | -5.8081E-01 | 3.0445E-01 | -9.4367E-02 | 1.5806E-02 | -1.1027E-03 |
| S9 | -7.1400E-01 | 6.9407E-01 | -4.1707E-01 | 1.6940E-01 | -4.6161E-02 | 8.3616E-03 | -9.8829E-04 | 7.1763E-05 | -2.5556E-06 |
| S10 | -3.5630E-01 | 3.6082E-01 | -2.4828E-01 | 1.1807E-01 | -3.8828E-02 | 8.5943E-03 | -1.2183E-03 | 9.9814E-05 | -3.5893E-06 |
Table 9
Figure 12 shows chromatic curve on the axle of the imaging lens of embodiment 3, and the light that it represents different wave length is via light
Converging focal point after system deviates.Figure 13 shows the astigmatism curve of the imaging lens of embodiment 3, and it represents that meridianal image surface is curved
The bending of bent and sagittal image surface.Figure 14 shows the distortion curve of the imaging lens of embodiment 3, and it is represented in the case of different visual angles
Distortion sizes values.Figure 15 shows the ratio chromatism, curve of the imaging lens of embodiment 3, after it represents light via imaging lens
The deviation of the different image height on imaging surface.In sum and reference picture 12 to Figure 15 can be seen that according to embodiment 3 into
As camera lens is a kind of imaging lens with ultra-thin large aperture, good image quality.
Embodiment 4
The imaging lens according to the embodiment of the present application 4 are described referring to Figure 16 to Figure 20.
Figure 16 is the structural representation of the imaging lens for showing embodiment 4.Imaging lens are wrapped successively by thing side to image side
Include the first lens E1, the second lens E2, the 3rd lens E3, the 4th lens E4 and the 5th lens E5.
Table 10 below shows effective focal length f1 to f5, total effective Jiao of imaging lens of the first lens E5 of lens E1 to the 5th
The half HFOV at the maximum field of view angle away from f, the total length TTL of imaging lens and imaging lens.
| f1(mm) | 3.38 | f(mm) | 3.77 |
| f2(mm) | -7.57 | TTL(mm) | 4.50 |
| f3(mm) | 37.93 | HFOV(°) | 38.5 |
| f4(mm) | 3.82 | ||
| f5(mm) | -2.97 |
Table 10
Table 11 below shows surface type, radius of curvature, thickness, the material of each lens in the imaging lens in the embodiment
And circular cone coefficient.
| Face number | Surface type | Radius of curvature | Thickness | Material | Circular cone coefficient |
| OBJ | Sphere | It is infinite | It is infinite | ||
| STO | Sphere | It is infinite | -0.4012 | ||
| S1 | It is aspherical | 1.5059 | 0.6504 | 1.546,56.11 | 0.1437 |
| S2 | It is aspherical | 6.9464 | 0.0618 | 26.1582 | |
| S3 | It is aspherical | 3.9016 | 0.2500 | 1.666,20.37 | -23.4420 |
| S4 | It is aspherical | 2.1433 | 0.4332 | 2.8239 | |
| S5 | It is aspherical | -4051.1171 | 0.3547 | 1.546,56.11 | -99.0000 |
| S6 | It is aspherical | -20.6045 | 0.4874 | 99.0000 | |
| S7 | It is aspherical | -500.3955 | 0.6344 | 1.536,55.77 | 99.0000 |
| S8 | It is aspherical | -2.0795 | 0.3251 | -0.6065 | |
| S9 | It is aspherical | 1.8329 | 0.3122 | 1.546,56.11 | -24.6573 |
| S10 | It is aspherical | 0.8011 | 0.2701 | -5.3313 | |
| S11 | Sphere | It is infinite | 0.2100 | 1.517,64.17 | |
| S12 | Sphere | It is infinite | 0.5106 | ||
| S13 | Sphere | It is infinite |
Table 11
Table 12 below shows the high order term system of each aspherical S1-S10 of each non-spherical lens that can be used in the embodiment
Number A4、A6、A8、A10、A12、A14、A16、A18And A20。
| Face number | A4 | A6 | A8 | A10 | A12 | A14 | A16 | A18 | A20 |
| S1 | -6.7618E-03 | 5.9038E-02 | -2.8301E-01 | 8.0111E-01 | -1.3260E+00 | 1.3035E+00 | -7.3576E-01 | 2.1852E-01 | -2.6386E-02 |
| S2 | -1.9956E-01 | 4.7813E-01 | -8.6756E-01 | 1.6074E+00 | -3.0527E+00 | 4.6178E+00 | -4.5975E+00 | 2.6153E+00 | -6.4752E-01 |
| S3 | -2.2780E-01 | 5.2683E-01 | -7.0626E-01 | 1.3982E+00 | -4.3495E+00 | 9.4393E+00 | -1.1695E+01 | 7.6509E+00 | -2.0764E+00 |
| S4 | -1.6211E-01 | 2.9386E-01 | -4.9361E-01 | 1.2415E+00 | -2.8693E+00 | 4.1538E+00 | -3.2984E+00 | 1.3199E+00 | -2.0906E-01 |
| S5 | -1.6687E-01 | 2.1133E-01 | -1.5650E+00 | 6.5515E+00 | -1.7361E+01 | 2.9032E+01 | -2.9834E+01 | 1.7234E+01 | -4.2389E+00 |
| S6 | -1.4412E-01 | 1.5924E-01 | -1.0058E+00 | 3.3526E+00 | -7.0050E+00 | 9.1876E+00 | -7.3303E+00 | 3.2485E+00 | -6.0758E-01 |
| S7 | -7.6202E-03 | -8.0789E-02 | 1.1716E-01 | -1.9365E-01 | 2.2117E-01 | -1.7645E-01 | 8.7902E-02 | -2.3366E-02 | 2.5037E-03 |
| S8 | -8.4663E-02 | 2.4874E-01 | -4.4858E-01 | 5.4450E-01 | -4.3658E-01 | 2.2009E-01 | -6.5900E-02 | 1.0655E-02 | -7.1622E-04 |
| S9 | -6.5123E-01 | 6.6033E-01 | -4.4702E-01 | 2.1428E-01 | -7.0366E-02 | 1.5416E-02 | -2.1608E-03 | 1.7608E-04 | -6.3816E-06 |
| S10 | -3.1083E-01 | 3.0689E-01 | -2.1160E-01 | 1.0046E-01 | -3.2797E-02 | 7.1815E-03 | -1.0056E-03 | 8.1317E-05 | -2.8845E-06 |
Table 12
Figure 17 shows chromatic curve on the axle of the imaging lens of embodiment 4, and the light that it represents different wave length is via light
Converging focal point after system deviates.Figure 18 shows the astigmatism curve of the imaging lens of embodiment 4, and it represents that meridianal image surface is curved
The bending of bent and sagittal image surface.Figure 19 shows the distortion curve of the imaging lens of embodiment 4, and it is represented in the case of different visual angles
Distortion sizes values.Figure 20 shows the ratio chromatism, curve of the imaging lens of embodiment 4, after it represents light via imaging lens
The deviation of the different image height on imaging surface.In sum and reference picture 17 to Figure 20 can be seen that according to embodiment 4 into
As camera lens is a kind of imaging lens with ultra-thin large aperture, good image quality.
Embodiment 5
The imaging lens according to the embodiment of the present application 5 are described referring to Figure 21 to Figure 25.
Figure 21 is the structural representation of the imaging lens for showing embodiment 5.Imaging lens are wrapped successively by thing side to image side
Include the first lens E1, the second lens E2, the 3rd lens E3, the 4th lens E4 and the 5th lens E5.
Table 13 below shows effective focal length f1 to f5, total effective Jiao of imaging lens of the first lens E5 of lens E1 to the 5th
The half HFOV at the maximum field of view angle away from f, the total length TTL of imaging lens and imaging lens.
Table 13
Table 14 below shows surface type, radius of curvature, thickness, the material of each lens in the imaging lens in the embodiment
And circular cone coefficient.
| Face number | Surface type | Radius of curvature | Thickness | Material | Circular cone coefficient |
| OBJ | Sphere | It is infinite | It is infinite | ||
| STO | Sphere | It is infinite | -0.4086 | ||
| S1 | It is aspherical | 1.5197 | 0.6455 | 1.546,56.11 | -0.0153 |
| S2 | It is aspherical | 6.3867 | 0.0527 | 34.8820 | |
| S3 | It is aspherical | 3.8317 | 0.2500 | 1.666,20.37 | -24.0868 |
| S4 | It is aspherical | 2.1171 | 0.3936 | 2.0224 | |
| S5 | It is aspherical | -95.4413 | 0.3864 | 1.546,56.11 | 99.0000 |
| S6 | It is aspherical | -9.9224 | 0.5829 | 11.3470 | |
| S7 | It is aspherical | 20.2780 | 0.6152 | 1.536,55.77 | 93.4719 |
| S8 | It is aspherical | -2.1007 | 0.3599 | 0.1909 | |
| S9 | It is aspherical | 2.3013 | 0.2500 | 1.546,56.11 | -49.6869 |
| S10 | It is aspherical | 0.8253 | 0.2563 | -6.3443 | |
| S11 | Sphere | It is infinite | 0.2100 | 1.517,64.17 | |
| S12 | Sphere | It is infinite | 0.4976 | ||
| S13 | Sphere | It is infinite |
Table 14
Table 15 below shows the high order term system of each aspherical S1-S10 of each non-spherical lens that can be used in the embodiment
Number A4、A6、A8、A10、A12、A14、A16、A18And A20。
| Face number | A4 | A6 | A8 | A10 | A12 | A14 | A16 | A18 | A20 |
| S1 | 3.3760E-03 | -2.3532E-04 | 1.1593E-01 | -5.8985E-01 | 1.5161E+00 | -2.1811E+00 | 1.7866E+00 | -7.7192E-01 | 1.3595E-01 |
| S2 | -2.5725E-01 | 5.9049E-01 | -7.8765E-01 | 5.7046E-01 | -5.3378E-01 | 1.6472E+00 | -2.9662E+00 | 2.4273E+00 | -7.6317E-01 |
| S3 | -2.7149E-01 | 6.5217E-01 | -5.8440E-01 | -8.1713E-02 | -1.0782E-01 | 2.9048E+00 | -5.9259E+00 | 4.9319E+00 | -1.5551E+00 |
| S4 | -1.5517E-01 | 2.4356E-01 | 2.2583E-01 | -1.8557E+00 | 4.3024E+00 | -5.0147E+00 | 2.5080E+00 | 3.3156E-01 | -5.8175E-01 |
| S5 | -1.4895E-01 | 8.0378E-02 | -6.8985E-01 | 2.9666E+00 | -8.1368E+00 | 1.3876E+01 | -1.4252E+01 | 8.0024E+00 | -1.8012E+00 |
| S6 | -1.3113E-01 | 1.0726E-01 | -7.3413E-01 | 2.4192E+00 | -4.9465E+00 | 6.2982E+00 | -4.8396E+00 | 2.0465E+00 | -3.5987E-01 |
| S7 | -7.0321E-03 | -2.3225E-02 | -3.0709E-02 | 5.4881E-02 | -5.4377E-02 | 3.0142E-02 | -8.9838E-03 | 1.3602E-03 | -8.2634E-05 |
| S8 | 2.6390E-02 | 4.6939E-02 | -7.6000E-02 | 5.1492E-02 | -1.7462E-02 | 3.2310E-03 | -3.3215E-04 | 1.7842E-05 | -3.9169E-07 |
| S9 | -7.3130E-01 | 9.2773E-01 | -8.6217E-01 | 5.6455E-01 | -2.4194E-01 | 6.5405E-02 | -1.0661E-02 | 9.4890E-04 | -3.5183E-05 |
| S10 | -3.3776E-01 | 3.9023E-01 | -3.1864E-01 | 1.7724E-01 | -6.6368E-02 | 1.6395E-02 | -2.5598E-03 | 2.2866E-04 | -8.8976E-06 |
Table 15
Figure 22 shows chromatic curve on the axle of the imaging lens of embodiment 5, and the light that it represents different wave length is via light
Converging focal point after system deviates.Figure 23 shows the astigmatism curve of the imaging lens of embodiment 5, and it represents that meridianal image surface is curved
The bending of bent and sagittal image surface.Figure 24 shows the distortion curve of the imaging lens of embodiment 5, and it is represented in the case of different visual angles
Distortion sizes values.Figure 25 shows the ratio chromatism, curve of the imaging lens of embodiment 5, after it represents light via imaging lens
The deviation of the different image height on imaging surface.In sum and reference picture 22 to Figure 25 can be seen that according to embodiment 5 into
As camera lens is a kind of imaging lens with ultra-thin large aperture, good image quality.
Embodiment 6
The imaging lens according to the embodiment of the present application 6 are described referring to Figure 26 to Figure 30.
Figure 26 is the structural representation of the imaging lens for showing embodiment 6.Imaging lens are wrapped successively by thing side to image side
Include the first lens E1, the second lens E2, the 3rd lens E3, the 4th lens E4 and the 5th lens E5.
Table 16 below shows effective focal length f1 to f5, total effective Jiao of imaging lens of the first lens E5 of lens E1 to the 5th
The half HFOV at the maximum field of view angle away from f, the total length TTL of imaging lens and imaging lens.
| f1(mm) | 3.23 | f(mm) | 3.77 |
| f2(mm) | -6.73 | TTL(mm) | 4.50 |
| f3(mm) | 26.92 | HFOV(°) | 38.5 |
| f4(mm) | 2.67 | ||
| f5(mm) | -2.04 |
Table 16
Table 17 below shows surface type, radius of curvature, thickness, the material of each lens in the imaging lens in the embodiment
And circular cone coefficient.
| Face number | Surface type | Radius of curvature | Thickness | Material | Circular cone coefficient |
| OBJ | Sphere | It is infinite | It is infinite | ||
| STO | Sphere | It is infinite | -0.4281 | ||
| S1 | It is aspherical | 1.5039 | 0.6653 | 1.546,56.11 | 0.3046 |
| S2 | It is aspherical | 8.6803 | 0.0498 | 0.1000 | |
| S3 | It is aspherical | 5.0988 | 0.2500 | 1.666,20.37 | -19.9624 |
| S4 | It is aspherical | 2.3394 | 0.4059 | 2.8309 | |
| S5 | It is aspherical | -13.0692 | 0.3902 | 1.546,56.11 | 99.0000 |
| S6 | It is aspherical | -6.9905 | 0.5841 | 1.7093 | |
| S7 | It is aspherical | 92.4463 | 0.6143 | 1.536,55.77 | 9.0000 |
| S8 | It is aspherical | -1.4756 | 0.3358 | -7.9152 | |
| S9 | It is aspherical | -21.8583 | 0.2500 | 1.546,56.11 | 94.7660 |
| S10 | It is aspherical | 1.1540 | 0.6316 | -6.3694 | |
| S11 | Sphere | It is infinite | 0.2100 | 1.517,64.17 | |
| S12 | Sphere | It is infinite | 0.1130 | ||
| S13 | Sphere | It is infinite |
Table 17
Table 18 below shows the high order term system of each aspherical S1-S10 of each non-spherical lens that can be used in the embodiment
Number A4、A6、A8、A10、A12、A14、A16、A18And A20。
| Face number | A4 | A6 | A8 | A10 | A12 | A14 | A16 | A18 | A20 |
| S1 | -6.0495E-03 | 9.3704E-04 | -9.4858E-04 | 2.2970E-04 | -2.7291E-05 | 1.8407E-06 | -7.1655E-08 | 1.4958E-09 | -1.2017E-11 |
| S2 | -2.3596E-01 | 6.8898E-01 | -1.1716E+00 | 1.1787E+00 | -2.5298E-01 | -1.0642E+00 | 1.4811E+00 | -8.1955E-01 | 1.6855E-01 |
| S3 | -3.0945E-01 | 8.5059E-01 | -1.3978E+00 | 1.6557E+00 | -1.5171E+00 | 1.0927E+00 | -5.4308E-01 | 1.5274E-01 | -1.7734E-02 |
| S4 | -1.5942E-01 | 1.9639E-01 | 8.1990E-01 | -5.5068E+00 | 1.5559E+01 | -2.5041E+01 | 2.3264E+01 | -1.1425E+01 | 2.2772E+00 |
| S5 | -1.6947E-01 | -8.0226E-03 | -1.5888E-01 | 2.4817E-01 | -2.3809E-01 | -5.8495E-02 | 3.2585E-02 | 9.2301E-02 | 3.3711E-02 |
| S6 | -1.4335E-01 | 1.3260E-01 | -1.0751E+00 | 3.9599E+00 | -8.8556E+00 | 1.2180E+01 | -1.0036E+01 | 4.5243E+00 | -8.4560E-01 |
| S7 | 1.1791E-02 | -3.8832E-02 | -2.3564E-02 | 6.3294E-02 | -6.1978E-02 | 3.1302E-02 | -8.2856E-03 | 1.0949E-03 | -5.7133E-05 |
| S8 | -4.6604E-02 | 1.6911E-02 | -1.0946E-03 | -2.6317E-04 | 4.3452E-05 | -2.8021E-06 | 9.3695E-08 | -1.6111E-09 | 1.1291E-11 |
| S9 | -3.4020E-01 | 2.0851E-01 | -5.9488E-02 | 9.2829E-03 | -8.2818E-04 | 4.4134E-05 | -1.3986E-06 | 2.4408E-08 | -1.8102E-10 |
| S10 | -2.2585E-01 | 1.9150E-01 | -1.2206E-01 | 5.6266E-02 | -1.8176E-02 | 3.9262E-03 | -5.3775E-04 | 4.2298E-05 | -1.4659E-06 |
Table 18
Figure 27 shows chromatic curve on the axle of the imaging lens of embodiment 6, and the light that it represents different wave length is via light
Converging focal point after system deviates.Figure 28 shows the astigmatism curve of the imaging lens of embodiment 6, and it represents that meridianal image surface is curved
The bending of bent and sagittal image surface.Figure 29 shows the distortion curve of the imaging lens of embodiment 6, and it is represented in the case of different visual angles
Distortion sizes values.Figure 30 shows the ratio chromatism, curve of the imaging lens of embodiment 6, after it represents light via imaging lens
The deviation of the different image height on imaging surface.In sum and reference picture 27 to Figure 30 can be seen that according to embodiment 6 into
As camera lens is a kind of imaging lens with ultra-thin large aperture, good image quality.
Embodiment 7
The imaging lens according to the embodiment of the present application 7 are described referring to Figure 31 to Figure 35.
Figure 31 is the structural representation of the imaging lens for showing embodiment 7.Imaging lens are wrapped successively by thing side to image side
Include the first lens E1, the second lens E2, the 3rd lens E3, the 4th lens E4 and the 5th lens E5.
Table 19 below shows effective focal length f1 to f5, total effective Jiao of imaging lens of the first lens E5 of lens E1 to the 5th
The half HFOV at the maximum field of view angle away from f, the total length TTL of imaging lens and imaging lens.
Table 19
Table 20 below shows surface type, radius of curvature, thickness, the material of each lens in the imaging lens in the embodiment
And circular cone coefficient.
| Face number | Surface type | Radius of curvature | Thickness | Material | Circular cone coefficient |
| OBJ | Sphere | It is infinite | It is infinite | ||
| STO | Sphere | It is infinite | -0.3958 | ||
| S1 | It is aspherical | 1.566 | 0.7090 | 1.546,56.11 | -0.2883 |
| S2 | It is aspherical | 7.148 | 0.0347 | 40.4507 | |
| S3 | It is aspherical | 4.6465 | 0.3005 | 1.666,20.37 | -18.3504 |
| S4 | It is aspherical | 2.5721 | 0.2911 | 1.8919 | |
| S5 | It is aspherical | 7.3127 | 0.3862 | 1.546,56.11 | 47.8874 |
| S6 | It is aspherical | -13.9327 | 0.5325 | -60.1885 | |
| S7 | It is aspherical | -5.0798 | 0.6588 | 1.666,20.37 | 19.4686 |
| S8 | It is aspherical | -5.3843 | 0.2854 | 8.7408 | |
| S9 | It is aspherical | 2.4239 | 0.6270 | 1.536,55.77 | -17.1401 |
| S10 | It is aspherical | 1.1410 | 0.3114 | -5.4979 | |
| S11 | Sphere | It is infinite | 0.2100 | 1.517,64.17 | |
| S12 | Sphere | It is infinite | 0.2334 | ||
| S13 | Sphere | It is infinite |
Table 20
Table 21 below shows each aspherical S1-S10 of each non-spherical lens that can be used in the embodiment
High order term coefficient A4、A6、A8、A10、A12、A14、A16、A18And A20。
| Face number | A4 | A6 | A8 | A10 | A12 | A14 | A16 | A18 | A20 |
| S1 | 2.6824E-03 | 4.4693E-02 | -2.2926E-01 | 7.3569E-01 | -1.4878E+00 | 1.8942E+00 | -1.4711E+00 | 6.3446E-01 | -1.1698E-01 |
| S2 | -2.5786E-01 | 5.2218E-01 | -2.4306E-03 | -2.8694E+00 | 8.0894E+00 | -1.1767E+01 | 9.8095E+00 | -4.4318E+00 | 8.3797E-01 |
| S3 | -2.6286E-01 | 5.9026E-01 | -1.9524E-01 | -1.9136E+00 | 5.4999E+00 | -7.7336E+00 | 6.1865E+00 | -2.6618E+00 | 4.7126E-01 |
| S4 | -1.1933E-01 | 1.6817E-01 | 1.5192E-02 | -2.7578E-01 | -4.3381E-01 | 3.2757E+00 | -6.0447E+00 | 5.0250E+00 | -1.5946E+00 |
| S5 | -1.2621E-01 | 1.3626E-01 | -1.2272E+00 | 5.2122E+00 | -1.4132E+01 | 2.4117E+01 | -2.5177E+01 | 1.4698E+01 | -3.6315E+00 |
| S6 | -8.3530E-02 | 4.4740E-02 | -5.3387E-01 | 1.6004E+00 | -3.0888E+00 | 3.8571E+00 | -3.0133E+00 | 1.3505E+00 | -2.5960E-01 |
| S7 | 2.1756E-03 | -2.1352E-01 | 9.6781E-01 | -2.9176E+00 | 4.8380E+00 | -4.7654E+00 | 2.7227E+00 | -8.2400E-01 | 1.0187E-01 |
| S8 | -1.5405E-01 | 3.7199E-01 | -4.7458E-01 | 3.3246E-01 | -1.3705E-01 | 2.9185E-02 | -6.6732E-04 | -8.7486E-04 | 1.1079E-04 |
| S9 | -4.2992E-01 | 5.5599E-01 | -4.6105E-01 | 2.3509E-01 | -7.5105E-02 | 1.5224E-02 | -1.9082E-03 | 1.3498E-04 | -4.1164E-06 |
| S10 | -1.7978E-01 | 1.7145E-01 | -1.1010E-01 | 4.7890E-02 | -1.4512E-02 | 2.9863E-03 | -3.9300E-04 | 2.9522E-05 | -9.5580E-07 |
Table 21
Figure 32 shows chromatic curve on the axle of the imaging lens of embodiment 7, and the light that it represents different wave length is via light
Converging focal point after system deviates.Figure 33 shows the astigmatism curve of the imaging lens of embodiment 7, and it represents that meridianal image surface is curved
The bending of bent and sagittal image surface.Figure 34 shows the distortion curve of the imaging lens of embodiment 7, and it is represented in the case of different visual angles
Distortion sizes values.Figure 35 shows the ratio chromatism, curve of the imaging lens of embodiment 7, after it represents light via imaging lens
The deviation of the different image height on imaging surface.In sum and reference picture 32 to Figure 35 can be seen that according to embodiment 7 into
As camera lens is a kind of imaging lens with ultra-thin large aperture, good image quality.
Embodiment 8
The imaging lens according to the embodiment of the present application 8 are described referring to Figure 36 to Figure 40.
Figure 36 is the structural representation of the imaging lens for showing embodiment 8.Imaging lens are wrapped successively by thing side to image side
Include the first lens E1, the second lens E2, the 3rd lens E3, the 4th lens E4 and the 5th lens E5.
Table 22 below shows effective focal length f1 to f5, total effective Jiao of imaging lens of the first lens E5 of lens E1 to the 5th
The half HFOV at the maximum field of view angle away from f, the total length TTL of imaging lens and imaging lens.
| f1(mm) | 3.46 | f(mm) | 3.76 |
| f2(mm) | -8.11 | TTL(mm) | 4.50 |
| f3(mm) | 34.18 | HFOV(°) | 38.6 |
| f4(mm) | 3.73 | ||
| f5(mm) | -2.86 |
Table 22
Table 23 below shows surface type, radius of curvature, thickness, the material of each lens in the imaging lens in the embodiment
And circular cone coefficient.
| Face number | Surface type | Radius of curvature | Thickness | Material | Circular cone coefficient |
| OBJ | Sphere | It is infinite | It is infinite | ||
| STO | Sphere | It is infinite | -0.3867 | ||
| S1 | It is aspherical | 1.5299 | 0.7297 | 1.546,56.11 | -0.1451 |
| S2 | It is aspherical | 6.6653 | 0.0300 | 38.5616 | |
| S3 | It is aspherical | 3.8473 | 0.2500 | 1.666,20.37 | -28.3207 |
| S4 | It is aspherical | 2.1889 | 0.3936 | 2.0764 | |
| S5 | It is aspherical | 173.8970 | 0.3710 | 1.546,56.11 | -99.0000 |
| S6 | It is aspherical | -20.8876 | 0.5107 | -1.1689 | |
| S7 | It is aspherical | 124.6009 | 0.6397 | 1.546,56.11 | -98.2325 |
| S8 | It is aspherical | -2.0687 | 0.3444 | -0.1704 | |
| S9 | It is aspherical | 1.5548 | 0.2542 | 1.536,55.77 | -27.0150 |
| S10 | It is aspherical | 0.7285 | 0.2627 | -5.8568 | |
| S11 | Sphere | It is infinite | 0.2100 | 1.517,64.17 | |
| S12 | Sphere | It is infinite | 0.5040 | ||
| S13 | Sphere | It is infinite |
Table 23
Table 24 below shows each aspherical S1-S10 of each non-spherical lens that can be used in the embodiment
High order term coefficient A4、A6、A8、A10、A12、A14、A16、A18And A20。
| Face number | A4 | A6 | A8 | A10 | A12 | A14 | A16 | A18 | A20 |
| S1 | 5.2087E-03 | 2.7536E-02 | -6.7676E-04 | -2.0564E-01 | 6.3126E-01 | -8.5191E-01 | 6.0203E-01 | -2.1653E-01 | 3.2373E-02 |
| S2 | -2.0011E-01 | -4.3461E-01 | 7.2270E+00 | -3.0995E+01 | 7.1669E+01 | -9.8775E+01 | 8.0970E+01 | -3.6538E+01 | 7.0247E+00 |
| S3 | -1.7374E-01 | -4.6867E-01 | 7.3205E+00 | -3.0643E+01 | 6.9123E+01 | -9.2202E+01 | 7.2136E+01 | -3.0425E+01 | 5.3163E+00 |
| S4 | -1.1659E-01 | 2.7381E-01 | -1.4932E+00 | 9.2327E+00 | -3.3382E+01 | 6.9408E+01 | -8.2875E+01 | 5.2889E+01 | -1.3944E+01 |
| S5 | -1.4651E-01 | 2.5749E-01 | -1.8668E+00 | 7.4183E+00 | -1.8131E+01 | 2.7251E+01 | -2.4546E+01 | 1.2073E+01 | -2.4469E+00 |
| S6 | -1.2692E-01 | 1.7249E-01 | -9.5316E-01 | 2.8098E+00 | -5.2269E+00 | 6.1551E+00 | -4.4483E+00 | 1.7987E+00 | -3.0782E-01 |
| S7 | -1.9927E-02 | -1.0302E-02 | -1.0463E-01 | 1.8961E-01 | -1.7387E-01 | 8.1264E-02 | -1.7947E-02 | 1.3713E-03 | 3.2655E-05 |
| S8 | -6.3232E-02 | 2.3005E-01 | -4.7257E-01 | 5.9530E-01 | -4.6349E-01 | 2.2369E-01 | -6.4765E-02 | 1.0275E-02 | -6.8627E-04 |
| S9 | -6.7778E-01 | 6.0959E-01 | -3.4161E-01 | 1.4191E-01 | -4.3612E-02 | 9.3925E-03 | -1.3174E-03 | 1.0713E-04 | -3.8149E-06 |
| S10 | -3.0931E-01 | 2.5908E-01 | -1.4301E-01 | 5.3651E-02 | -1.3755E-02 | 2.3410E-03 | -2.5104E-04 | 1.5265E-05 | -3.9861E-07 |
Table 24
Figure 37 shows chromatic curve on the axle of the imaging lens of embodiment 8, and the light that it represents different wave length is via light
Converging focal point after system deviates.Figure 38 shows the astigmatism curve of the imaging lens of embodiment 8, and it represents that meridianal image surface is curved
The bending of bent and sagittal image surface.Figure 39 shows the distortion curve of the imaging lens of embodiment 8, and it is represented in the case of different visual angles
Distortion sizes values.Figure 40 shows the ratio chromatism, curve of the imaging lens of embodiment 8, after it represents light via imaging lens
The deviation of the different image height on imaging surface.In sum and reference picture 37 to Figure 40 can be seen that according to embodiment 8 into
As camera lens is a kind of imaging lens with ultra-thin large aperture, good image quality.
Embodiment 9
The imaging lens according to the embodiment of the present application 9 are described referring to Figure 41 to Figure 45.
Figure 41 is the structural representation of the imaging lens for showing embodiment 9.Imaging lens are wrapped successively by thing side to image side
Include the first lens E1, the second lens E2, the 3rd lens E3, the 4th lens E4 and the 5th lens E5.
Table 25 below shows effective focal length f1 to f5, total effective Jiao of imaging lens of the first lens E5 of lens E1 to the 5th
The half HFOV at the maximum field of view angle away from f, the total length TTL of imaging lens and imaging lens.
Table 25
Table 26 below shows surface type, radius of curvature, thickness, the material of each lens in the imaging lens in the embodiment
And circular cone coefficient.
| Face number | Surface type | Radius of curvature | Thickness | Material | Circular cone coefficient |
| OBJ | Sphere | It is infinite | It is infinite | ||
| STO | Sphere | It is infinite | -0.3807 | ||
| S1 | It is aspherical | 1.5674 | 0.7763 | 1.546,56.11 | 0.2126 |
| S2 | It is aspherical | 8.4426 | 0.0832 | -90.3510 | |
| S3 | It is aspherical | 12.1005 | 0.2500 | 1.666,20.37 | 97.1981 |
| S4 | It is aspherical | 3.3012 | 0.2929 | 2.8491 | |
| S5 | It is aspherical | 9.7853 | 0.4309 | 1.546,56.11 | -99.0000 |
| S6 | It is aspherical | 3411.4325 | 0.5167 | 99.0000 | |
| S7 | It is aspherical | 26.2478 | 0.5824 | 1.546,56.11 | -99.0000 |
| S8 | It is aspherical | -2.2084 | 0.3273 | -3.5321 | |
| S9 | It is aspherical | 2.0866 | 0.2770 | 1.536,55.77 | -43.3115 |
| S10 | It is aspherical | 0.8178 | 0.2561 | -6.0479 | |
| S11 | Sphere | It is infinite | 0.2100 | 1.517,64.17 | |
| S12 | Sphere | It is infinite | 0.4973 | ||
| S13 | Sphere | It is infinite |
Table 26
Table 27 below shows the high order term system of each aspherical S1-S10 of each non-spherical lens that can be used in the embodiment
Number A4、A6、A8、A10、A12、A14、A16、A18And A20。
| Face number | A4 | A6 | A8 | A10 | A12 | A14 | A16 | A18 | A20 |
| S1 | -8.7109E-03 | 1.7758E-02 | -6.8614E-02 | 1.4862E-01 | -1.8254E-01 | 1.2387E-01 | -4.4460E-02 | 7.7384E-03 | -4.9383E-04 |
| S2 | -8.1514E-02 | 2.0220E-01 | 1.1057E-01 | -2.5003E+00 | 9.2250E+00 | -1.7256E+01 | 1.7515E+01 | -9.0945E+00 | 1.8824E+00 |
| S3 | -2.0638E-01 | 7.0465E-01 | -2.2332E+00 | 6.1728E+00 | -1.1350E+01 | 1.2527E+01 | -7.8928E+00 | 2.6045E+00 | -3.4833E-01 |
| S4 | -1.3478E-01 | 2.3677E-01 | 8.1028E-01 | -6.1563E+00 | 1.8647E+01 | -3.1576E+01 | 3.0541E+01 | -1.5604E+01 | 3.2493E+00 |
| S5 | -1.4966E-01 | -9.8013E-02 | 9.3924E-01 | -4.1372E+00 | 1.0371E+01 | -1.5962E+01 | 1.4763E+01 | -7.5332E+00 | 1.6557E+00 |
| S6 | -1.2901E-01 | 1.8854E-03 | -4.0460E-02 | 1.9848E-01 | -6.3839E-01 | 1.1033E+00 | -1.0368E+00 | 5.0818E-01 | -9.8937E-02 |
| S7 | -1.5503E-02 | -5.3656E-02 | 2.1497E-02 | 3.8237E-03 | -2.6676E-02 | 2.1037E-02 | -6.8587E-03 | 1.0242E-03 | -5.8057E-05 |
| S8 | -4.8164E-02 | 1.9273E-02 | -3.7401E-03 | 2.3901E-04 | 7.5229E-07 | -8.7171E-07 | 4.6578E-08 | -1.0491E-09 | 8.9884E-12 |
| S9 | -6.2798E-01 | 4.8191E-01 | -1.8853E-01 | 4.1177E-02 | -5.1864E-03 | 3.9076E-04 | -1.7559E-05 | 4.3816E-07 | -4.7167E-09 |
| S10 | -3.1356E-01 | 2.9773E-01 | -2.1119E-01 | 1.1245E-01 | -4.2982E-02 | 1.1127E-02 | -1.8377E-03 | 1.7427E-04 | -7.2208E-06 |
Table 27
Figure 42 shows chromatic curve on the axle of the imaging lens of embodiment 9, and the light that it represents different wave length is via light
Converging focal point after system deviates.Figure 43 shows the astigmatism curve of the imaging lens of embodiment 9, and it represents that meridianal image surface is curved
The bending of bent and sagittal image surface.Figure 44 shows the distortion curve of the imaging lens of embodiment 9, and it is represented in the case of different visual angles
Distortion sizes values.Figure 45 shows the ratio chromatism, curve of the imaging lens of embodiment 9, after it represents light via imaging lens
The deviation of the different image height on imaging surface.In sum and reference picture 42 to Figure 45 can be seen that according to embodiment 9 into
As camera lens is a kind of imaging lens with ultra-thin large aperture, good image quality.
Put it briefly, in above-described embodiment 1 to 9, each conditional meets the condition of table 28 below.
| Formula embodiment | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 |
| f/EPD | 1.70 | 1.78 | 1.79 | 1.79 | 1.79 | 1.79 | 1.80 | 1.79 | 1.79 |
| CRA4 | 0.96 | 5.59 | 0.33 | 4.33 | 5.98 | 11.27 | 4.70 | 0.96 | 5.36 |
| R2/R3 | 1.65 | 1.76 | 1.73 | 1.78 | 1.67 | 1.70 | 1.54 | 1.73 | 0.70 |
| f1/CT1 | 5.23 | 5.32 | 5.41 | 5.20 | 5.41 | 4.85 | 4.94 | 4.75 | 4.37 |
| f/CT4 | 6.26 | 5.84 | 6.16 | 5.95 | 6.15 | 6.14 | 5.89 | 5.88 | 6.42 |
| f/f1 | 1.07 | 1.10 | 1.08 | 1.12 | 1.08 | 1.17 | 1.11 | 1.09 | 1.10 |
| f/f2 | -0.48 | -0.44 | -0.48 | -0.50 | -0.50 | -0.56 | -0.42 | -0.46 | -0.54 |
| f/f5 | -1.21 | -1.23 | -1.31 | -1.27 | -1.48 | -1.85 | -0.80 | -1.31 | -1.38 |
| f/f12 | 0.72 | 0.78 | 0.73 | 0.76 | 0.72 | 0.75 | 0.81 | 0.75 | 0.70 |
| R1/R2 | 0.22 | 0.21 | 0.23 | 0.22 | 0.24 | 0.17 | 0.22 | 0.23 | 0.19 |
| f/R4 | 1.64 | 1.62 | 1.76 | 1.76 | 1.79 | 1.61 | 1.51 | 1.72 | 1.13 |
| |f/R7| | 0.01 | 0.17 | 0.02 | 0.01 | 0.19 | 0.04 | 0.76 | 0.03 | 0.14 |
| TTL/ImgH | 1.47 | 1.49 | 1.47 | 1.47 | 1.47 | 1.47 | 1.56 | 1.47 | 1.47 |
Table 28
Above description is only the preferred embodiment and the explanation to institute's application technology principle of the application.People in the art
Member is it should be appreciated that involved invention scope in the application, however it is not limited to the technology of the particular combination of above-mentioned technical characteristic
Scheme, while should also cover in the case where the inventive concept is not departed from, is carried out by above-mentioned technical characteristic or its equivalent feature
Other technical schemes for being combined and being formed.Such as features described above has similar work(with (but not limited to) disclosed herein
The technical scheme that the technical characteristic of energy is replaced mutually and formed.
Claims (10)
1. a kind of imaging lens, the imaging lens sequentially include the first lens, the second lens, the 3rd saturating from thing side to image side
Mirror, the 4th lens and the 5th lens,
Characterized in that, meeting f/ between the effective focal length f of the imaging lens and the Entry pupil diameters EPD of the imaging lens
EPD≤1.8, and the corresponding chief ray incident of maximum field of view is to the incident angle CRA4 of the thing side of the 4th lens<
15°。
2. imaging lens according to claim 1, wherein,
First lens have positive light coke, and its thing side is convex surface；
Second lens have negative power；
3rd lens have positive light coke or negative power；
4th lens have positive light coke or negative power；
5th lens have negative power, and its image side surface is concave surface at paraxial place, is changed into convex from concavity with away from optical axis
Shape.
3. imaging lens according to claim 1 and 2, it is characterised in that 0.5<R2/R3<2.0, R2 is described first saturating
The radius of curvature of mirror image side, R3 is the radius of curvature of the second lens thing side.
4. imaging lens according to claim 3, it is characterised in that 4.0<f1/CT1<6.0, f1 is first lens
Effective focal length, CT1 is the center thickness of first lens.
5. imaging lens according to claim 1 and 2, it is characterised in that 5.5<f/CT4<7.0, f is the imaging lens
Effective focal length, CT4 is the center thickness of the 4th lens.
6. imaging lens according to claim 1 and 2, it is characterised in that 1.0≤f/f1<1.5, f is the imaging lens
Effective focal length, f1 is the effective focal length of first lens.
7. imaging lens according to claim 6, it is characterised in that -1.0<f/f2<- 0.3, f are the imaging lens
Effective focal length, f2 is the effective focal length of second lens.
8. imaging lens according to claim 1 and 2, it is characterised in that -2.0<f/f5<- 0.7, f are the imaging lens
The effective focal length of head, f5 is the effective focal length of the 5th lens.
9. imaging lens according to claim 1, it is characterised in that 0.7≤f/f12<1.0, f is the imaging lens
Effective focal length, f12 is the combined focal length of first lens and second lens.
10. a kind of imaging lens, the imaging lens sequentially include the first lens, the second lens, the 3rd saturating from thing side to image side
Mirror, the 4th lens and the 5th lens, it is characterised in that
First lens have positive light coke, and its thing side is convex surface；
Second lens have negative power；
3rd lens have positive light coke or negative power；
4th lens have positive light coke or negative power；
5th lens have negative power；
Meet between the combined focal length f12 of the effective focal length f of the imaging lens and first lens and second lens
0.7≤f/f12<1.0。
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| CN202111174119.7A CN113866950B (en) | 2017-04-18 | 2017-04-18 | Imaging lens |
| US16/067,061 US11333855B2 (en) | 2017-04-18 | 2017-09-20 | Imaging lens assembly |
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Also Published As
| Publication number | Publication date |
|---|---|
| CN113866950B (en) | 2024-05-28 |
| CN106896481B (en) | 2022-08-09 |
| CN113866950A (en) | 2021-12-31 |
| CN113866951A (en) | 2021-12-31 |
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