CN114355576B

CN114355576B - Optical imaging lens and camera module

Info

Publication number: CN114355576B
Application number: CN202210049586.5A
Authority: CN
Inventors: 王�锋; 杨东景; 周明明; 马庆鸿; 万良伟
Original assignee: Guangdong Xingjuyu Optical Co ltd
Current assignee: Guangdong Xingjuyu Optical Co ltd
Priority date: 2022-01-17
Filing date: 2022-01-17
Publication date: 2023-10-13
Anticipated expiration: 2042-01-17
Also published as: CN114355576A

Abstract

The invention discloses an optical imaging lens and a camera module, which belong to the technical field of optical imaging, wherein the optical imaging lens sequentially comprises the following components from an object side to an image side along an optical axis: the first lens with optical power has a concave object side surface; a second lens having positive optical power; a third lens with negative focal power, the object side surface of which is a convex surface; a fourth lens having optical power; and a fifth lens having optical power, an image-side surface of which is concave; the optical imaging lens satisfies the following relation: HFOV is greater than or equal to 64.5 degrees; 0.36< (CT2+CT4)/TTL <0.4; and |f/f1|+|f/f2| >1.92; the optical imaging lens meeting the relation is beneficial to meeting the requirements of small volume, large field angle and good imaging quality.

Description

Optical imaging lens and camera module

Technical Field

The present invention relates to the field of optical imaging technologies, and in particular, to an optical imaging lens and a camera module.

Background

The specifications of consumer electronic products are increasingly different, so that the requirements of consumers are met by continuously pursuing the specifications of key components of the electronic products such as light, thin, short and small optical lenses. In addition to the imaging quality and volume of optical lenses, it is increasingly important to increase the field of view angle of imaging lenses, for example, in applications of VR, AR, MR, and other visual consumer electronics.

Therefore, how to manufacture an optical lens meeting the requirements of VR, AR, MR and other visual consumer electronics products has been a continuing goal in the art.

Disclosure of Invention

In order to overcome the defects of the prior art, the technical problem to be solved by the invention is to provide an optical imaging lens and a camera module, which meet the requirements of small volume, large field angle and excellent imaging quality.

In a first aspect, an optical imaging lens sequentially includes, from an object side to an image side along an optical axis:

the first lens with optical power has a concave object side surface;

a second lens having positive optical power;

a third lens with negative focal power, the object side surface of which is a convex surface;

a fourth lens having optical power; and

a fifth lens with focal power, the image side surface of which is concave;

the optical imaging lens satisfies the following relation:

HFOV is greater than or equal to 64.5 degrees; 0.36< (CT2+CT4)/TTL <0.4; and |f/f1|+|f/f2| >1.92;

wherein the HFOV is one half of the maximum field angle; CT2 is the center thickness of the second lens on the optical axis; CT4 is the center thickness of the fourth lens on the optical axis; TTL is the distance between the object side surface of the first lens and the imaging surface of the optical imaging lens on the optical axis; f is the total effective focal length of the optical imaging lens, and f1 is the effective focal length of the first lens; f2 is the effective focal length of the second lens.

Optionally, the optical imaging lens satisfies the following relation:

2.2<ET5/CT5<3.0；

wherein ET5 is the edge thickness of the fifth lens; CT5 is the center thickness of the fifth lens on the optical axis.

Optionally, the optical imaging lens satisfies the following relation: 18< TTL/(T23+T34) <25;

wherein TTL is the distance between the object side surface of the first lens and the imaging surface of the optical imaging lens on the optical axis; t23 is the distance between the second lens and the third lens on the optical axis, and T34 is the distance between the third lens and the fourth lens on the optical axis.

Optionally, the optical imaging lens satisfies the following relation:

0.674<ImgH/(f2+f4)<0.690；

wherein ImgH is the maximum image height of the optical imaging lens; f2 is the effective focal length of the second lens; f4 is the effective focal length of the fourth lens.

Optionally, the optical imaging lens satisfies the following relation:

-0.7<f3/(R31+R32)<-0.3；

wherein f3 is the effective focal length of the third lens; r31 is the radius of curvature of the third lens object-side surface; r32 is the radius of curvature of the image side of the third lens.

Optionally, the optical imaging lens satisfies the following relation:

2.4<TTL/f<2.75；

wherein TTL is the distance between the object side surface of the first lens and the imaging surface of the optical imaging lens on the optical axis; f is the total effective focal length of the optical imaging lens.

Optionally, the optical imaging lens satisfies the following relation: 0.32< ET4/CT4<0.42;

wherein ET4 is the edge thickness of the fourth lens; CT4 is the center thickness of the fourth lens on the optical axis.

Optionally, the optical imaging lens satisfies the following relation: 45< R51/f5<90;

wherein R51 is a radius of curvature of the object side surface of the fifth lens, and f5 is an effective focal length of the fifth lens.

Optionally, the image side surface of the fifth lens includes at least three inflection points.

In a second aspect, a camera module is provided, comprising an optical imaging lens in any one of the possible implementations of the first aspect.

The invention has the beneficial effects that:

according to the relation and the range given in the above summary, the requirement of the optical imaging lens for a large angle of view can be satisfied when the HFOV is not less than 64.5 DEG by the configuration mode of the lens and the combination of the lens with a specific optical design; when the total thickness of the second lens and the fourth lens is constant, the relation is restrained when the total thickness of 0.36< (CT 2+CT4)/TTL <0.4, and the length of the optical imaging lens is restrained within a certain range, so that the miniaturization of the optical imaging lens is facilitated; when meeting |f/f1|+|f/f2| >1.92, the aberration correction capability of the first lens image side end and the second lens image side end of the optical imaging lens is enhanced, the aberration is improved, and the imaging quality of the optical imaging lens is improved. Therefore, the HFOV is more than or equal to 64.5 degrees, 0.36< (CT2+CT4)/TTL is less than 0.4,

When the angle of the I/f 1 I++ f/f 2I is more than 1.92, the requirements of small volume, large field angle and good imaging quality of the optical imaging lens can be favorably met, the optical imaging lens meeting the requirements is very suitable for being applied to visual consumer electronic products such as VR, AR, MR and the like, but is not limited to being applied to the consumer electronic products.

Drawings

Fig. 1 is a schematic structural view of an optical imaging lens according to a first embodiment of the present application;

FIG. 2 is a graph showing spherical aberration of an optical imaging lens according to a first embodiment of the present application;

FIG. 3 is an astigmatic curve diagram of an optical imaging lens according to a first embodiment of the present application;

fig. 4 is a distortion diagram of an optical imaging lens according to a first embodiment of the present application;

fig. 5 is a chromatic aberration of magnification graph of an optical imaging lens according to a first embodiment of the present application;

fig. 6 is a schematic structural diagram of an optical imaging lens according to a second embodiment of the present application;

FIG. 7 is a graph of spherical aberration curves of an optical imaging lens according to a second embodiment of the present application;

FIG. 8 is an astigmatic curve diagram of an optical imaging lens according to a second embodiment of the present application;

fig. 9 is a distortion graph of an optical imaging lens according to a second embodiment of the present application;

fig. 10 is a chromatic aberration of magnification graph of an optical imaging lens according to a second embodiment of the present application;

fig. 11 is a schematic structural view of an optical imaging lens of a third embodiment of the present application;

FIG. 12 is a graph of spherical aberration curves of an optical imaging lens according to a third embodiment of the present application;

FIG. 13 is an astigmatic curve diagram of an optical imaging lens according to a third embodiment of the present application;

FIG. 14 is a graph of distortion of an optical imaging lens according to a third embodiment of the present application;

FIG. 15 is a chart of chromatic aberration of magnification of an optical imaging lens according to a third embodiment of the present application;

fig. 16 is a schematic structural view of an optical imaging lens of a fourth embodiment of the present application;

FIG. 17 is a graph of spherical aberration curves of an optical imaging lens according to a fourth embodiment of the present application;

FIG. 18 is an astigmatic curve diagram of an optical imaging lens according to a fourth embodiment of the present application;

FIG. 19 is a graph of distortion of an optical imaging lens according to a fourth embodiment of the present application;

FIG. 20 is a chart of chromatic aberration of magnification of an optical imaging lens according to a fourth embodiment of the present application;

FIG. 21 is a schematic configuration diagram of an optical imaging lens according to a fifth embodiment of the present application;

FIG. 22 is a spherical aberration diagram of an optical imaging lens according to a fifth embodiment of the present application;

FIG. 23 is an astigmatic curve diagram of an optical imaging lens according to a fifth embodiment of the present application;

FIG. 24 is a graph of distortion of an optical imaging lens according to a fifth embodiment of the present application;

FIG. 25 is a chart of chromatic aberration of magnification of an optical imaging lens according to a fifth embodiment of the present application;

Fig. 26 is a schematic structural diagram of an optical imaging lens of a sixth embodiment of the present application;

FIG. 27 is a spherical aberration diagram of an optical imaging lens according to a sixth embodiment of the present application;

FIG. 28 is an astigmatic curve diagram of an optical imaging lens according to a sixth embodiment of the present application;

fig. 29 is a distortion graph of an optical imaging lens according to a sixth embodiment of the present application;

FIG. 30 is a chart showing the chromatic aberration of magnification of an optical imaging lens according to a sixth embodiment of the present application;

FIG. 31 is a schematic configuration diagram of an optical imaging lens according to a seventh embodiment of the present application;

FIG. 32 is a graph of spherical aberration curves of an optical imaging lens according to a seventh embodiment of the present application;

FIG. 33 is an astigmatic curve diagram of an optical imaging lens according to a seventh embodiment of the present application;

FIG. 34 is a graph of distortion of an optical imaging lens according to embodiment seven of the present application;

FIG. 35 is a graph of chromatic aberration of magnification of an optical imaging lens according to a seventh embodiment of the present application;

FIG. 36 is a schematic configuration diagram of an optical imaging lens according to an eighth embodiment of the present application;

FIG. 37 is a graph of spherical aberration curves of an optical imaging lens according to an eighth embodiment of the present application;

FIG. 38 is an astigmatic curve diagram of an optical imaging lens according to an eighth embodiment of the present application;

FIG. 39 is a graph of distortion of an optical imaging lens according to an eighth embodiment of the present application;

FIG. 40 is a chart of chromatic aberration of magnification of an optical imaging lens according to an eighth embodiment of the present application;

fig. 41 is a schematic structural view of an optical imaging lens of a ninth embodiment of the present application;

FIG. 42 is a graph of spherical aberration curves of an optical imaging lens according to embodiment nine of the present application;

FIG. 43 is an astigmatic curve diagram of an optical imaging lens according to a ninth embodiment of the present application;

fig. 44 is a distortion graph of an optical imaging lens according to a ninth embodiment of the present application;

fig. 45 is a chromatic aberration of magnification graph of an optical imaging lens of embodiment nine of the present application;

FIG. 46 is a schematic block diagram of an optical imaging lens according to an embodiment ten of the present application;

FIG. 47 is a spherical aberration diagram of an optical imaging lens according to an embodiment ten of the present application;

FIG. 48 is an astigmatic curve diagram of an optical imaging lens according to an embodiment ten of the present application;

FIG. 49 is a graph of distortion of an optical imaging lens according to embodiment ten of the present application;

FIG. 50 is a graph of chromatic aberration of magnification of an optical imaging lens according to embodiment ten of the present application;

FIG. 51 is a schematic configuration diagram of an optical imaging lens according to an eleventh embodiment of the present application;

FIG. 52 is a graph of spherical aberration curves of an optical imaging lens according to an eleventh embodiment of the present application;

FIG. 53 is an astigmatic curve diagram of an optical imaging lens according to an eleventh embodiment of the present application;

FIG. 54 is a graph of distortion of an optical imaging lens according to an eleventh embodiment of the present application;

fig. 55 is a chromatic aberration of magnification graph of an optical imaging lens of the eleventh embodiment of the application.

In the figure:

100. an optical imaging lens; 101. a first lens; 102. a second lens; 103. a third lens; 104. a fourth lens; 105. a fifth lens; 106. a light filter; 107. an image sensor.

Detailed Description

The technical solutions in the embodiments of the present application will be described below with reference to the accompanying drawings.

For ease of understanding, the technical terms involved in the present application are explained and described first.

TTL is the distance between the object side surface of the first lens and the imaging surface of the optical imaging lens on the optical axis;

FOV is the maximum field angle;

HFOV is half the maximum field angle;

ImgH is the maximum image height of the optical imaging lens;

f is the total effective focal length of the optical imaging lens;

f1 is the effective focal length of the first lens;

f2 is the effective focal length of the second lens;

f3 is the effective focal length of the third lens;

f4 is the effective focal length of the fourth lens;

f5 is the effective focal length of the fifth lens;

r31 is the radius of curvature of the third lens object-side surface;

r32 is the radius of curvature of the image-side surface of the third lens;

R51 is the radius of curvature of the fifth lens object-side surface;

CT2 is the center thickness of the second lens on the optical axis;

CT4 is the center thickness of the fourth lens on the optical axis;

CT5 is the center thickness of the fifth lens on the optical axis;

ET4 is the edge thickness of the fourth lens;

ET5 is the edge thickness of the fifth lens;

t23 is a separation distance of the second lens and the third lens on the optical axis;

t34 is a separation distance of the third lens and the fourth lens on the optical axis.

As shown in fig. 1, an optical imaging lens 100 according to an embodiment of the present application includes 5 lenses. For convenience of description, the left side of the optical imaging lens 100 is defined as a subject side (hereinafter, may also be referred to as an object side), a surface of the lens facing the object side may be referred to as an object side, the object side may also be referred to as a surface of the lens near the object side, the right side of the optical imaging lens 100 is an image side (hereinafter, may also be referred to as an image side), and the surface of the lens facing the image side may be referred to as an image side, and the image side may also be referred to as a surface of the lens near the image side. From the object side to the image side, the optical imaging lens 100 of the embodiment of the present application sequentially includes: a first lens 101, a second lens 102, a third lens 103, a fourth lens 104, and a fifth lens 105; a stop may also be provided between the first lens 101 and the second lens 102. An image sensor 107, such as a CCD, CMOS, or the like, may also be provided behind the fifth lens 105. A filter 106, such as a flat infrared cut filter, may also be provided between the fifth lens 105 and the image sensor 107. The optical imaging lens 100 is described in detail below.

It should be noted that, for convenience of understanding and description, the embodiment of the present application defines a representation form of relevant parameters of the optical imaging lens, for example, a TTL is used to represent a distance from an object side surface of the first lens to an imaging surface of the optical imaging lens on an optical axis; imgH represents the maximum image height of the optical imaging lens, and letter representations similar to the definition are merely schematic, and of course, may be represented in other forms, and the present application is not limited in any way.

In the following relation, the unit of the parameter related to the ratio is kept uniform, for example, the unit of the numerator is millimeter (mm) and the unit of the denominator is millimeter (mm).

The positive and negative of the radius of curvature means that the optical surface is convex toward the object side or convex toward the image side, and when the optical surface (including the object side or the image side) is convex toward the object side, the radius of curvature of the optical surface is positive; when the optical surface (including the object side surface or the image side surface) is convex toward the image side, the optical surface is concave toward the object side surface, and the radius of curvature of the optical surface is negative.

It should be noted that, the shapes of the lenses and the concave-convex degree of the object side and the image side in the drawings are only schematic, and the embodiments of the present application are not limited in any way. In the present application, the material of the lens may be resin (resin), plastic (plastic), glass (glass). The lens includes a spherical lens and an aspherical lens. The lens can be a fixed focal length lens or a zoom lens, and can also be a standard lens, a short focal length lens or a long focal length lens.

Referring to fig. 1, a broken line is used to represent the optical axis of the lens in fig. 1.

The optical imaging lens 100 according to the embodiment of the present application includes, in order from an object side to an image side:

a first lens 101, a second lens 102, a third lens 103, a fourth lens 104, and a fifth lens 105.

It should be understood that the above-mentioned "each lens of the optical imaging lens" refers to a lens that constitutes the optical imaging lens, and in the embodiment of the present application, the first lens, the second lens, the third lens, the fourth lens, and the fifth lens are the first lens, the second lens, the third lens, and the fourth lens.

Alternatively, in an embodiment of the present application,

the first lens 101 may have negative optical power, and the object side surface S1 of the first lens 101 is concave near the optical axis; the image side surface S2 of the first lens 101 is concave near the optical axis;

the second lens 102 may have positive optical power, the object-side surface S3 of the second lens 102 being convex near the optical axis, and the image-side surface S4 of the second lens 102 being convex near the optical axis;

the third lens 103 may have negative optical power, the object-side surface S5 of the third lens 103 being convex near the optical axis, and the image-side surface S6 of the third lens 103 being concave near the optical axis;

the fourth lens element 104 may have positive optical power, wherein an object-side surface S7 of the fourth lens element 104 is convex near the optical axis and an image-side surface S8 of the fourth lens element 104 is convex near the optical axis;

The fifth lens 105 may have negative optical power, the object side surface S9 of the fifth lens 105 being concave near the optical axis, and the image side surface S10 of the fifth lens 105 being concave near the optical axis.

The optical imaging lens 100 satisfies the following relationship:

HFOV≥64.5°，0.36<(CT2+CT4)/TTL<0.4，|f/f1|+|f/f2|>1.92。

the relation formula specifies that the HFOV is more than or equal to 64.5 degrees, and can meet the requirement of a large field angle of an optical imaging lens.

The above relation specifies 0.36< (CT2+CT4)/TTL <0.4, preferably 0.36< (CT2+CT4)/TTL <0.38, and is beneficial to meeting the miniaturization requirement of the optical imaging lens when the above relation is met.

The relationship specifies that |f/f1|+|f/f2| >1.92, and when the relationship is satisfied, the aberration correction capability of the lens at the image side of the optical imaging lens is enhanced, and the imaging quality of the optical imaging lens is improved.

In certain implementations of the first aspect, the optical imaging lens satisfies: 2.2< ET5/CT5<3.0; preferably 2.5< ET5/CT5<3.0; when the relation is satisfied, stray light generated by total reflection inside the fifth lens can be avoided, and when light rays with large angles are incident, the image quality on the imaging surface can be clearer, and the imaging quality of the optical imaging lens is improved.

In certain implementations of the first aspect, the optical imaging lens satisfies: 18< TTL/(T23+T34) <25; preferably 22< TTL/(T23+T34) <24.5; when the relation is satisfied, the feasibility of the optical imaging lens in structure and lower system sensitivity can be effectively ensured.

In certain implementations of the first aspect, the optical imaging lens satisfies: 0.674< imgh/(f2+f4) <0.690;

advantageously improving the aberrations of the imaging system.

In certain implementations of the first aspect, the optical imaging lens satisfies: -0.7< f 3/(r31+r32) < -0.3; preferably-0.5 < f 3/(R31+R32) < -0.3; when the relation is satisfied, the effective focal length of the third lens is controlled, the curvature of the two sides of the third lens is reduced as much as possible, the processing formability of the lens is improved, and the overall sensitivity of the system is reduced.

In certain implementations of the first aspect, the optical imaging lens satisfies: 2.4< TTL/f <2.75; preferably 2.4< TTL/f <2.62; when the relation is satisfied, the optical lens has a longer focal length under the condition that the total length of the optical lens is fixed, and the magnification of the optical imaging lens is improved.

In certain implementations of the first aspect, the optical imaging lens satisfies: 0.32< ET4/CT4<0.42; when the relation is satisfied, the generation of stray light generated by total reflection inside the fourth lens can be avoided, and when light rays with large angles are incident, the image quality on the imaging surface can be clearer.

In certain implementations of the first aspect, the optical imaging lens satisfies: 45< R51/f5<90; preferably 60< R51/f5<90; when the relation is satisfied, the optical sensitivity of the fifth lens can be effectively reduced, and mass production of the lenses is more facilitated.

In certain implementations of the first aspect, the image side surface of the fifth lens includes at least three inflection points, which facilitates moving the principal point of the optical imaging lens toward the object space, effectively shortening the effective focal length and the overall thickness of the image-capturing optical lens.

In a second aspect, a camera module is provided, including the optical imaging lens in any one of possible implementation manners of the first aspect, and may further include an image sensor, an analog-to-digital converter, an image processor, a memory, and the like, to implement an image capturing function of the optical imaging lens.

Some specific, but non-limiting examples of embodiments of the present application are described in more detail below in conjunction with fig. 1-55.

Note that, in the embodiment of the present application, the material of each lens of the optical imaging lens 100 is not particularly limited.

Example 1

The optical imaging lens 100 according to an embodiment of the present application sequentially comprises, from an object side to an image side: the first lens 101, the second lens 102, the third lens 103, the fourth lens 104, and the fifth lens 105 are shown in fig. 1.

For convenience of description, in the following embodiment, STO represents the surface of the diaphragm, S1 represents the object side surface of the first lens element 101, S2 represents the image side surface of the first lens element 101, S3 represents the object side surface of the second lens element 102, S4 represents the image side surface of the second lens element 102, S5 represents the object side surface of the third lens element 103, S6 represents the image side surface of the third lens element 103, S7 represents the object side surface of the fourth lens element 104, S8 represents the image side surface of the fourth lens element 104, S9 represents the object side surface of the fifth lens element 105, S10 represents the image side surface of the fifth lens element 105, S11 represents the object side surface of the infrared filter element, S12 represents the image side surface of the infrared filter element, and S13 represents the image plane. The total optical length of the optical imaging lens 100 is represented by TTL, the maximum image height of the optical imaging lens 100 is represented by ImgH, and the effective focal length of the optical imaging lens 100 is represented by EFL. The i-th order aspheric coefficients are denoted by αi, i=4, 6, 8, 10, 12, 14, 16, 18, 20, and the cone coefficients are denoted by K.

In accordance with the above relation, table 1 shows the effective focal length EFL, the maximum field angle FOV, the total optical length TTL, the F-number Fno, the surface type, the radius of curvature, the thickness, the refractive index of the material, and the conic coefficient of the optical imaging lens 100 according to the first embodiment, wherein the units of the radius of curvature and the thickness are millimeter (mm), as shown in table 1:

TABLE 1

Table 2 shows the aspherical coefficients of the optical imaging lens 100 according to the first embodiment of the present application, as shown in table 2:

TABLE 2

The non-curved surfaces of the respective lenses of the imaging optical lens 100 satisfy:

wherein x is the distance vector height from the vertex of the aspheric surface when the aspheric surface is at the position with the height h along the optical axis direction; c is the paraxial curvature of the aspheric surface, c=1/r (i.e., paraxial curvature c is the inverse of radius r of curvature in table 1 above); k is the conic constant (given in table 1 above); ai is the correction coefficient of the i-n th order of the aspherical surface, and the higher order coefficients A4, A6, A8, a10, a12, a14, a16, a18, and a20 of the respective lens surfaces S1 to S10 are shown in table 2.

It should be understood that the aspherical surfaces of the respective lenses in the optical imaging lens 100 may use the aspherical surfaces shown in the above-mentioned aspherical surface formulas, or may use other aspherical surface formulas, and the present application is not limited thereto.

The design data of the optical imaging lens 100 according to the first embodiment of the present application is given above, the effective focal length EFL is 1.721mm, the maximum field angle FOV is 128.900 degrees, the total optical length TTL is 4.532mm, and the aperture F-number Fno is 2.224.

In one embodiment provided by the present application, the maximum field angle FOV is 128.900 degrees and the half field angle HFOV is equal to 64.45 degrees.

In one embodiment provided by the application, the ratio of the sum of the center thickness of the second lens on the optical axis and the center thickness of the fourth lens on the optical axis to the distance from the object side surface of the first lens to the imaging surface of the optical imaging lens on the optical axis is as follows: (CT 2+ CT 4)

/TTL＝0.361。

In one embodiment provided by the present application, the sum of the absolute value of the total effective focal length of the optical imaging lens and the effective focal length ratio of the first lens and the absolute value of the total effective focal length of the optical imaging lens and the effective focal length ratio of the second lens satisfies: i f/f1 i+|f/f 2|=1.98.

In one embodiment provided by the present application, ET 5/ct5=2.518.

In one embodiment provided by the present application, TTL/(t23+t34) = 24.216.

In one embodiment provided by the present application, imgH/(f2+f4) =0.684.

In one embodiment provided by the present application, f3/(r31+r32) = -0.494.

In one embodiment provided by the present application, TTL/f=2.629.

In one embodiment provided by the present application, ET4/CT4 = 0.335.

In one embodiment provided by the present application, R51/f5=90.0.

Fig. 2 to 5 illustrate the optical performance of the optical imaging lens 100 designed in such a lens combination manner as one embodiment.

In the first embodiment, the optical imaging lens satisfies the requirements of small volume, large field angle, and excellent imaging quality.

Example two

The optical imaging lens 100 according to an embodiment of the present application sequentially comprises, from an object side to an image side: the first lens 101, the second lens 102, the third lens 103, the fourth lens 104, and the fifth lens 105 are illustrated in fig. 6.

According to the above relation, table 3 shows the effective focal length EFL, the maximum field angle FOV, the total optical length TTL, the F-number Fno, the surface type, the radius of curvature, the thickness, the refractive index of the material, and the conic coefficient of the optical imaging lens 100 in the second embodiment, wherein the units of the radius of curvature and the thickness are millimeter (mm), as shown in table 3:

TABLE 3 Table 3

Table 4 shows the aspherical coefficients of the optical imaging lens 100 of the second embodiment of the present application, as shown in table 4:

TABLE 4 Table 4

wherein x is the distance vector height from the vertex of the aspheric surface when the aspheric surface is at the position with the height h along the optical axis direction; c is the paraxial curvature of the aspheric surface, c=1/r (i.e., paraxial curvature c is the inverse of radius r in table 3 above); k is the conic constant (given in table 3 above); ai is the correction coefficient of the i-n th order of the aspherical surface, and the higher order coefficients A4, A6, A8, a10, a12, a14, a16, a18, and a20 of the respective lens surfaces S1 to S10 are shown in table 4.

The design data of the optical imaging lens 100 according to the first embodiment of the present application is given above, the effective focal length EFL is 1.752mm, the maximum field angle FOV is 130.806 degrees, the total optical length TTL is 4.648mm, and the aperture F-number Fno is 2.220.

In one embodiment provided by the present application, the maximum field angle FOV is 130.806 degrees and the half field angle HFOV is equal to 65.403 degrees.

/TTL＝0.400。

In one embodiment provided by the present application, the sum of the absolute value of the total effective focal length of the optical imaging lens and the effective focal length ratio of the first lens and the absolute value of the total effective focal length of the optical imaging lens and the effective focal length ratio of the second lens satisfies: i f/f1 i+|f/f 2|=2.01.

In one embodiment provided by the present application, ET 5/ct5= 2.716.

In one embodiment provided by the present application, TTL/(t23+t34) = 24.569.

In one embodiment provided by the present application, imgH/(f2+f4) =0.682.

In one embodiment provided by the present application, f3/(r31+r32) = -0.534.

In one embodiment provided by the present application, TTL/f= 2.626.

In one embodiment provided by the present application, ET4/CT4 = 0.397.

In one embodiment provided by the present application, R51/f5=45.0.

Fig. 7 to 10 describe the optical performance of the optical imaging lens 100 designed in the lens combination manner of the second embodiment.

In the second embodiment, the optical imaging lens satisfies the requirements of small volume, large field angle and excellent imaging quality.

Example III

The optical imaging lens 100 according to an embodiment of the present application sequentially comprises, from an object side to an image side: the first lens 101, the second lens 102, the third lens 103, the fourth lens 104, and the fifth lens 105 are illustrated in fig. 11.

In accordance with the above relation, table 5 shows the effective focal length EFL, the maximum field angle FOV, the total optical length TTL, the F-number Fno, the surface type, the radius of curvature, the thickness, the refractive index of the material, and the conic coefficient of the optical imaging lens 100 in the third embodiment, wherein the units of the radius of curvature and the thickness are millimeter (mm), as shown in table 5:

TABLE 5

Table 6 shows the aspherical coefficients of the optical imaging lens 100 of the third embodiment of the present application, as shown in table 6:

TABLE 6

wherein x is the distance vector height from the vertex of the aspheric surface when the aspheric surface is at the position with the height h along the optical axis direction; c is the paraxial curvature of the aspheric surface, c=1/r (i.e., paraxial curvature c is the inverse of radius r in table 5 above); k is the conic constant (given in table 5 above); ai is the correction coefficient of the i-n th order of the aspherical surface, and the higher order coefficients A4, A6, A8, a10, a12, a14, a16, a18, and a20 of the respective lens surfaces S1 to S10 are shown in table 6.

The design data of the optical imaging lens 100 according to the first embodiment of the present application are given above, the effective focal length EFL is 1.731mm, the maximum field angle FOV is 129.776 degrees, the total optical length TTL is 4.573mm, and the aperture F-number Fno is 2.220.

In one embodiment provided by the present application, the maximum field angle FOV is 129.776 degrees and the half field angle HFOV is equal to 64.888 degrees.

/TTL＝0.392。

In one embodiment provided by the present application, the sum of the absolute value of the total effective focal length of the optical imaging lens and the effective focal length ratio of the first lens and the absolute value of the total effective focal length of the optical imaging lens and the effective focal length ratio of the second lens satisfies: i f/f1 i+|f/f 2|= 1.987.

In one embodiment provided by the present application, ET 5/ct5=3.0.

In one embodiment provided by the present application, TTL/(t23+t34) = 24.902.

In one embodiment provided by the present application, imgH/(f2+f4) = 0.681.

In one embodiment provided by the present application, f3/(r31+r32) = -0.513.

In one embodiment provided by the present application, TTL/f= 2.613.

In one embodiment provided by the present application, ET4/CT4 = 0.368.

In one embodiment provided by the present application, R51/f5= 89.004.

Fig. 12 to 15 describe the optical performance of the optical imaging lens 100 designed in the three-lens combination manner of the embodiment.

In the third embodiment, the optical imaging lens satisfies the requirements of small volume, large field angle, and excellent imaging quality.

Example IV

The optical imaging lens 100 according to an embodiment of the present application sequentially comprises, from an object side to an image side: the first lens 101, the second lens 102, the third lens 103, the fourth lens 104, and the fifth lens 105 are illustrated in fig. 16.

In accordance with the above relation, table 7 shows the effective focal length EFL, the maximum field angle FOV, the total optical length TTL, the F-number Fno, the surface type, the radius of curvature, the thickness, the refractive index of the material, and the conic coefficient of the optical imaging lens 100 in the fourth embodiment, wherein the units of the radius of curvature and the thickness are millimeter (mm), as shown in table 7:

TABLE 7

Table 8 shows the aspherical coefficients of the optical imaging lens 100 of the fourth embodiment of the present application, as shown in table 8:

TABLE 8

wherein x is the distance vector height from the vertex of the aspheric surface when the aspheric surface is at the position with the height h along the optical axis direction; c is the paraxial curvature of the aspheric surface, c=1/r (i.e., paraxial curvature c is the inverse of radius r of curvature in table 7 above); k is the conic constant (given in table 7 above); ai is the correction coefficient of the i-n th order of the aspherical surface, and the higher order coefficients A4, A6, A8, a10, a12, a14, a16, a18, and a20 of the respective lens surfaces S1 to S10 are shown in table 8.

The design data of the optical imaging lens 100 according to the first embodiment of the present application are given above, the effective focal length EFL is 1.737mm, the maximum field angle FOV is 133.774 degrees, the total optical length TTL is 4.716mm, and the aperture F-number Fno is 2.226.

In one embodiment provided by the present application, the maximum field angle FOV is 133.774 degrees and the half field angle HFOV is equal to 66.887 degrees.

/TTL＝0.383。

In one embodiment provided by the present application, the sum of the absolute value of the total effective focal length of the optical imaging lens and the effective focal length ratio of the first lens and the absolute value of the total effective focal length of the optical imaging lens and the effective focal length ratio of the second lens satisfies: i f/f1 i+if/f 2 i=2.012.

In one embodiment provided by the present application, ET 5/ct5= 2.209.

In one embodiment provided by the present application, TTL/(t23+t34) = 22.773.

In one embodiment provided by the present application, imgH/(f2+f4) =0.679.

In one embodiment provided by the present application, f3/(r31+r32) = -0.471.

In one embodiment provided by the present application, TTL/f= 2.666.

In one embodiment provided by the present application, ET4/CT4 = 0.390.

In one embodiment provided by the present application, R51/f5= 78.253.

Fig. 17 to 20 describe the optical performance of the optical imaging lens 100 designed in the lens combination manner of the fourth embodiment.

In the fourth embodiment, the optical imaging lens satisfies the requirements of small volume, large angle of view, and excellent imaging quality.

Example five

The optical imaging lens 100 according to an embodiment of the present application sequentially comprises, from an object side to an image side: the first lens 101, the second lens 102, the third lens 103, the fourth lens 104, and the fifth lens 105 are illustrated in fig. 21.

In accordance with the above relation, table 9 shows the effective focal length EFL, the maximum field angle FOV, the total optical length TTL, the F-number Fno, the surface type, the radius of curvature, the thickness, the refractive index of the material, and the conic coefficient of the optical imaging lens 100 in the fifth embodiment, wherein the units of the radius of curvature and the thickness are millimeter (mm), as shown in table 9:

TABLE 9

Table 10 shows the aspherical coefficients of the optical imaging lens 100 of the fifth embodiment of the present application, as shown in table 10:

table 10

wherein x is the distance vector height from the vertex of the aspheric surface when the aspheric surface is at the position with the height h along the optical axis direction; c is the paraxial curvature of the aspheric surface, c=1/r (i.e., paraxial curvature c is the inverse of radius r of curvature in table 9 above); k is the conic constant (given in table 9 above); ai is the correction coefficient of the i-n th order of the aspherical surface, and the higher order coefficients A4, A6, A8, a10, a12, a14, a16, a18, and a20 of the respective lens surfaces S1 to S10 are shown in table 10.

The design data of the optical imaging lens 100 according to the first embodiment of the present application are given above, the effective focal length EFL is 1.697mm, the maximum field angle FOV is 132.538 degrees, the total optical length TTL is 4.574mm, and the aperture F-number Fno is 2.216.

In one embodiment provided by the present application, the maximum field angle FOV is 132.538 degrees and the half field angle HFOV is equal to 66.269 degrees.

/TTL＝0.381。

In one embodiment provided by the present application, the sum of the absolute value of the total effective focal length of the optical imaging lens and the effective focal length ratio of the first lens and the absolute value of the total effective focal length of the optical imaging lens and the effective focal length ratio of the second lens satisfies: i f/f1 i+|f/f 2|=1.963.

In one embodiment provided by the present application, ET 5/ct5= 2.848.

In one embodiment provided by the present application, TTL/(t23+t34) = 18.187.

In one embodiment provided by the present application, imgH/(f2+f4) =0.685.

In one embodiment provided by the present application, f3/(r31+r32) = -0.497.

In one embodiment provided by the present application, TTL/f= 2.643.

In one embodiment provided by the present application, ET4/CT4 = 0.337.

In one embodiment provided by the present application, R51/f5= 61.103.

Fig. 22 to 25 describe the optical performance of the optical imaging lens 100 designed in the fifth lens combination manner of the embodiment.

In the fifth embodiment, the optical imaging lens satisfies the requirements of small volume, large field angle and excellent imaging quality.

Example six

The optical imaging lens 100 according to an embodiment of the present application sequentially comprises, from an object side to an image side: the first lens 101, the second lens 102, the third lens 103, the fourth lens 104, and the fifth lens 105 are illustrated in fig. 26.

In accordance with the above relation, table 11 shows the effective focal length EFL, the maximum field angle FOV, the total optical length TTL, the F-number Fno, the surface type, the radius of curvature, the thickness, the refractive index of the material, and the conic coefficient of the optical imaging lens 100 in the sixth embodiment, wherein the units of the radius of curvature and the thickness are millimeter (mm), as shown in table 11:

TABLE 11

Table 12 shows the aspherical coefficients of the optical imaging lens 100 of the sixth embodiment of the present application, as shown in table 12:

table 12

wherein x is the distance vector height from the vertex of the aspheric surface when the aspheric surface is at the position with the height h along the optical axis direction; c is the paraxial curvature of the aspheric surface, c=1/r (i.e., paraxial curvature c is the inverse of radius r of curvature in table 11 above); k is the conic constant (given in table 11 above); ai is the correction coefficient of the i-n th order of the aspherical surface, and the higher order coefficients A4, A6, A8, a10, a12, a14, a16, a18, and a20 of the respective lens surfaces S1 to S10 are shown in table 12.

The design data of the optical imaging lens 100 according to the first embodiment of the present application are given above, the effective focal length EFL is 1.751mm, the maximum field angle FOV is 130.776 degrees, the total optical length TTL is 4.667mm, and the aperture F-number Fno is 2.216.

In one embodiment provided by the present application, the maximum field angle FOV is 130.776 degrees and the half field angle HFOV is equal to 65.388 degrees.

/TTL＝0.385。

In one embodiment provided by the present application, the sum of the absolute value of the total effective focal length of the optical imaging lens and the effective focal length ratio of the first lens and the absolute value of the total effective focal length of the optical imaging lens and the effective focal length ratio of the second lens satisfies: i f/f1 i+|f/f 2|= 2.022.

In one embodiment provided by the present application, ET 5/ct5=2.433.

In one embodiment provided by the present application, TTL/(t23+t34) = 21.978.

In one embodiment provided by the present application, imgH/(f2+f4) =0.690.

In one embodiment provided by the present application, f3/(r31+r32) = -0.306.

In one embodiment provided by the present application, TTL/f=2.629.

In one embodiment provided by the present application, ET4/CT4 = 0.374.

In one embodiment provided by the present application, R51/f5= 60.900.

Fig. 27 to 30 describe the optical performance of the optical imaging lens 100 designed in the lens combination manner of the sixth embodiment.

In the sixth embodiment, the optical imaging lens satisfies the requirements of small volume, large angle of view, and excellent imaging quality.

Example seven

The optical imaging lens 100 according to an embodiment of the present application sequentially comprises, from an object side to an image side: the first lens 101, the second lens 102, the third lens 103, the fourth lens 104, and the fifth lens 105 are illustrated in fig. 31.

In accordance with the above relation, table 13 shows the effective focal length EFL, the maximum field angle FOV, the total optical length TTL, the F-number Fno, the surface type, the radius of curvature, the thickness, the refractive index of the material, and the conic coefficient of the optical imaging lens 100 in the seventh embodiment, wherein the units of the radius of curvature and the thickness are millimeter (mm), as shown in table 13:

TABLE 13

Table 14 shows the aspherical coefficients of the optical imaging lens 100 of the seventh embodiment of the present application, as shown in table 14:

TABLE 14

wherein x is the distance vector height from the vertex of the aspheric surface when the aspheric surface is at the position with the height h along the optical axis direction; c is the paraxial curvature of the aspheric surface, c=1/r (i.e., paraxial curvature c is the inverse of radius r of curvature in table 13 above); k is the conic constant (given in table 13 above); ai is the correction coefficient of the i-n th order of the aspherical surface, and the higher order coefficients A4, A6, A8, a10, a12, a14, a16, a18, and a20 of the respective lens surfaces S1 to S10 are shown in table 14.

The design data of the optical imaging lens 100 according to the first embodiment of the present application is given above, the effective focal length EFL is 1.711mm, the maximum field angle FOV is 135.28 degrees, the total optical length TTL is 4.598mm, and the aperture F-number Fno is 2.242.

In one embodiment provided by the present application, the maximum field angle FOV is 135.28 degrees and the half field angle HFOV is equal to 67.640 degrees.

/TTL＝0.389。

In one embodiment provided by the present application, the sum of the absolute value of the total effective focal length of the optical imaging lens and the effective focal length ratio of the first lens and the absolute value of the total effective focal length of the optical imaging lens and the effective focal length ratio of the second lens satisfies: i f/f1 i+|f/f 2|= 1.977.

In one embodiment provided by the present application, ET 5/ct5= 2.598.

In one embodiment provided by the present application, TTL/(t23+t34) = 24.641.

In one embodiment provided by the present application, imgH/(f2+f4) =0.674.

In one embodiment provided by the present application, f3/(r31+r32) = -0.689.

In one embodiment provided by the present application, TTL/f= 2.662.

In one embodiment provided by the present application, ET4/CT4 = 0.386.

In one embodiment provided by the present application, R51/f5= 76.985.

Fig. 32 to 35 describe the optical performance of the optical imaging lens 100 designed in the lens combination manner of the seventh embodiment.

In the seventh embodiment, the optical imaging lens satisfies the requirements of small volume, large angle of view, and excellent imaging quality.

Example eight

The optical imaging lens 100 according to an embodiment of the present application sequentially comprises, from an object side to an image side: the first lens 101, the second lens 102, the third lens 103, the fourth lens 104, and the fifth lens 105 are illustrated in fig. 36.

In accordance with the above relation, table 15 shows the effective focal length EFL, the maximum field angle FOV, the total optical length TTL, the F-number Fno, the surface type, the radius of curvature, the thickness, the refractive index of the material, and the conic coefficient of the optical imaging lens 100 in the eighth embodiment, wherein the units of the radius of curvature and the thickness are millimeter (mm), as shown in table 15:

TABLE 15

Table 16 shows the aspherical coefficients of the optical imaging lens 100 of the eighth embodiment of the present application, as shown in table 16:

table 16

wherein x is the distance vector height from the vertex of the aspheric surface when the aspheric surface is at the position with the height h along the optical axis direction; c is the paraxial curvature of the aspheric surface, c=1/r (i.e., paraxial curvature c is the inverse of radius r in table 15 above); k is the conic constant (given in table 15 above); ai is the correction coefficient of the i-n th order of the aspherical surface, and the higher order coefficients A4, A6, A8, a10, a12, a14, a16, a18, and a20 of the respective lens surfaces S1 to S10 are shown in table 16.

The design data of the optical imaging lens 100 according to the first embodiment of the present application are given above, the effective focal length EFL is 1.666mm, the maximum field angle FOV is 135.672 degrees, the total optical length TTL is 4.623mm, and the aperture F-number Fno is 2.241.

In one embodiment provided by the present application, the maximum field angle FOV is 135.672 degrees and the half field angle HFOV is equal to 67.836 degrees.

/TTL＝0.388。

In one embodiment provided by the present application, the sum of the absolute value of the total effective focal length of the optical imaging lens and the effective focal length ratio of the first lens and the absolute value of the total effective focal length of the optical imaging lens and the effective focal length ratio of the second lens satisfies: i f/f1 i+|f/f 2|=1.925.

In one embodiment provided by the present application, ET 5/ct5= 2.583.

In one embodiment provided by the present application, TTL/(t23+t34) = 23.680.

In one embodiment provided by the present application, imgH/(f2+f4) =0.683.

In one embodiment provided by the present application, f3/(r31+r32) = -0.495.

In one embodiment provided by the present application, TTL/f=2.743.

In one embodiment provided by the present application, ET4/CT4 = 0.372.

In one embodiment provided by the present application, R51/f5= 89.022.

Fig. 37 to 40 describe the optical performance of the optical imaging lens 100 designed in the lens combination manner of the eighth embodiment.

In the eighth embodiment, the optical imaging lens satisfies the requirements of small volume, large angle of view, and excellent imaging quality.

Example nine

The optical imaging lens 100 according to an embodiment of the present application sequentially comprises, from an object side to an image side: the first lens 101, the second lens 102, the third lens 103, the fourth lens 104, and the fifth lens 105 are illustrated in fig. 41.

In accordance with the above relation, table 17 shows the effective focal length EFL, the maximum field angle FOV, the total optical length TTL, the F-number Fno, the surface type, the radius of curvature, the thickness, the refractive index of the material, and the conic coefficient of the optical imaging lens 100 in the ninth embodiment, wherein the units of the radius of curvature and the thickness are millimeter (mm), as shown in table 17:

TABLE 17

Table 18 shows the aspherical coefficients of the optical imaging lens 100 of the ninth embodiment of the present application, as shown in table 18:

TABLE 18

Face number

A2

A4

A6

A8

A10

A12

A14

A16

A18

A20

S1

2.490E-02

3.504E-01

-5.240E-01

3.894E-01

2.232E-03

-2.513E-01

5.535E-02

1.896E-01

-1.473E-01

2.914E-02

S2

1.164E-01

1.141E+00

-1.743E+00

1.177E+00

2.186E+01

-9.523E+01

9.623E+01

4.026E+02

-1.238E+03

1.036E+03

STO

-

S3

0.000E+00

1.194E-01

-1.202E+00

7.104E+00

-3.610E+01

2.098E+02

-1.218E+03

4.287E+03

-7.541E+03

5.065E+03

S4

0.000E+00

3.163E-01

-1.910E+00

1.131E+01

-5.138E+01

1.211E+02

-6.209E+01

-3.392E+02

7.153E+02

-4.373E+02

S5

0.000E+00

-3.062E-01

8.519E-01

-5.223E+00

1.779E+01

-2.203E+01

-3.530E+01

1.433E+02

-1.630E+02

6.495E+01

S6

0.000E+00

3.605E-01

-2.067E+00

6.533E+00

-1.229E+01

1.446E+01

-1.121E+01

5.949E+00

-2.064E+00

3.421E-01

S7

0.000E+00

7.455E-02

2.617E-01

-1.890E+00

5.402E+00

-6.584E+00

1.276E+00

4.726E+00

-4.378E+00

1.193E+00

S8

0.000E+00

-1.354E-01

6.599E-02

4.979E-02

-2.414E-01

3.686E-01

-2.462E-01

6.608E-02

3.232E-02

-2.012E-02

S9

0.000E+00

-2.111E-01

-8.926E-02

3.385E-01

-4.090E-01

2.294E-01

-2.523E-02

-1.985E-02

-3.961E-03

4.145E-03

S10

0.000E+00

-2.227E-01

1.590E-01

-7.961E-02

2.059E-02

-7.306E-04

-3.362E-04

-4.116E-04

1.318E-04

-5.537E-06

wherein x is the distance vector height from the vertex of the aspheric surface when the aspheric surface is at the position with the height h along the optical axis direction; c is the paraxial curvature of the aspheric surface, c=1/r (i.e., paraxial curvature c is the inverse of radius r in table 17 above); k is the conic constant (given in table 17 above); ai is the correction coefficient of the i-n th order of the aspherical surface, and the higher order coefficients A4, A6, A8, a10, a12, a14, a16, a18, and a20 of the respective lens surfaces S1 to S10 are shown in table 18.

The design data of the optical imaging lens 100 according to the first embodiment of the present application is given above, the effective focal length EFL is 1.828mm, the maximum field angle FOV is 137.146 degrees, the total optical length TTL is 4.652mm, and the aperture F-number Fno is 2.218.

In one embodiment provided by the present application, the maximum field angle FOV is 137.146 degrees and the half field angle HFOV is equal to 68.573 degrees.

/TTL＝0.378。

In one embodiment provided by the present application, the sum of the absolute value of the total effective focal length of the optical imaging lens and the effective focal length ratio of the first lens and the absolute value of the total effective focal length of the optical imaging lens and the effective focal length ratio of the second lens satisfies: i f/f1 i+if/f 2 i=2.047.

In one embodiment provided by the present application, ET 5/ct5= 2.691.

In one embodiment provided by the present application, TTL/(t23+t34) = 23.399.

In one embodiment provided by the present application, imgH/(f2+f4) =0.680.

In one embodiment provided by the present application, f3/(r31+r32) = -0.477.

In one embodiment provided by the present application, TTL/f= 2.410.

In one embodiment provided by the present application, ET4/CT4 = 0.361.

In one embodiment provided by the present application, R51/f5=45.00.

Fig. 42 to 45 describe the optical performance of the optical imaging lens 100 designed in the lens combination manner of the ninth embodiment.

In the ninth embodiment, the optical imaging lens satisfies the requirements of small volume, large angle of view, and excellent imaging quality.

Examples ten

The optical imaging lens 100 according to an embodiment of the present application sequentially comprises, from an object side to an image side: the first lens 101, the second lens 102, the third lens 103, the fourth lens 104, and the fifth lens 105 are illustrated in fig. 46.

In accordance with the above relation, table 19 shows the effective focal length EFL, the maximum field angle FOV, the total optical length TTL, the F-number Fno, the surface type, the radius of curvature, the thickness, the refractive index of the material, and the conic coefficient of the optical imaging lens 100 in the tenth embodiment, wherein the units of the radius of curvature and the thickness are millimeter (mm), as shown in table 19:

TABLE 19

Table 20 shows the aspherical coefficients of the optical imaging lens 100 of the tenth embodiment of the present application, as shown in table 20:

table 20

Face number

A2

A4

A6

A8

A10

A12

A14

A16

A18

A20

S1

2.490E-02

3.538E-01

-5.211E-01

3.903E-01

1.674E-03

-2.523E-01

5.465E-02

1.895E-01

-1.465E-01

3.086E-02

S2

1.164E-01

1.131E+00

-1.758E+00

1.128E+00

2.179E+01

-9.530E+01

9.611E+01

4.021E+02

-1.240E+03

1.030E+03

STO

-

S3

0.000E+00

1.195E-01

-1.206E+00

7.091E+00

-3.611E+01

2.098E+02

-1.218E+03

4.288E+03

-7.540E+03

5.063E+03

S4

0.000E+00

3.180E-01

-1.902E+00

1.132E+01

-5.137E+01

1.211E+02

-6.209E+01

-3.391E+02

7.155E+02

-4.369E+02

S5

0.000E+00

-3.101E-01

8.454E-01

-5.233E+00

1.779E+01

-2.203E+01

-3.529E+01

1.433E+02

-1.630E+02

6.509E+01

S6

0.000E+00

3.605E-01

-2.066E+00

6.534E+00

-1.229E+01

1.447E+01

-1.121E+01

5.949E+00

-2.064E+00

3.424E-01

S7

0.000E+00

7.696E-02

2.625E-01

-1.890E+00

5.402E+00

-6.585E+00

1.276E+00

4.725E+00

-4.380E+00

1.191E+00

S8

0.000E+00

-1.350E-01

6.670E-02

4.892E-02

-2.438E-01

3.659E-01

-2.483E-01

6.486E-02

3.191E-02

-1.989E-02

S9

0.000E+00

-2.058E-01

-8.918E-02

3.373E-01

-4.084E-01

2.305E-01

-2.426E-02

-1.921E-02

-3.626E-03

4.257E-03

S10

0.000E+00

-2.227E-01

1.609E-01

-7.887E-02

2.072E-02

-6.441E-04

-3.190E-04

-4.087E-04

1.335E-04

-3.464E-06

wherein x is the distance vector height from the vertex of the aspheric surface when the aspheric surface is at the position with the height h along the optical axis direction; c is the paraxial curvature of the aspheric surface, c=1/r (i.e., paraxial curvature c is the inverse of radius r of curvature in table 19 above); k is the conic constant (given in table 19 above); ai is the correction coefficient of the i-n th order of the aspherical surface, and the higher order coefficients A4, A6, A8, a10, a12, a14, a16, a18, and a20 of the respective lens surfaces S1 to S10 are shown in table 20.

The design data of the optical imaging lens 100 according to the first embodiment of the present application are given above, the effective focal length EFL is 1.762mm, the maximum field angle FOV is 130.264 degrees, the total optical length TTL is 4.664mm, and the aperture F-number Fno is 2.220.

In one embodiment provided by the present application, the maximum field angle FOV is 130.264 degrees and the half field angle HFOV is equal to 65.132 degrees.

/TTL＝0.398。

In one embodiment provided by the present application, ET 5/ct5= 2.631.

In one embodiment provided by the present application, TTL/(t23+t34) = 24.510.

In one embodiment provided by the present application, imgH/(f2+f4) =0.678.

In one embodiment provided by the present application, f3/(r31+r32) = -0.505.

In one embodiment provided by the present application, TTL/f= 2.617.

In one embodiment provided by the present application, ET4/CT4 = 0.420.

In one embodiment provided by the present application, R51/f5=90.0.

Fig. 47 to 50 describe optical performance of the optical imaging lens 100 designed in the manner of the ten lens combinations of the embodiment.

In the tenth embodiment, the optical imaging lens satisfies the requirements of small volume, large angle of view, and excellent imaging quality.

Example eleven

The optical imaging lens 100 according to an embodiment of the present application sequentially comprises, from an object side to an image side: the first lens 101, the second lens 102, the third lens 103, the fourth lens 104, and the fifth lens 105 are illustrated in fig. 51.

In accordance with the above relation, table 21 shows the effective focal length EFL, the maximum field angle FOV, the total optical length TTL, the F-number Fno, the surface type, the radius of curvature, the thickness, the refractive index of the material, and the conic coefficient of the optical imaging lens 100 in the eleventh embodiment, wherein the units of the radius of curvature and the thickness are millimeter (mm), as shown in table 21:

table 21

Table 22 shows the aspherical coefficients of the optical imaging lens 100 of the eleventh embodiment of the present application, as shown in table 22:

table 22

Face number

A2

A4

A6

A8

A10

A12

A14

A16

A18

A20

S1

2.490E-02

3.524E-01

-5.214E-01

3.902E-01

1.949E-03

-2.520E-01

5.471E-02

1.894E-01

-1.467E-01

3.088E-02

S2

1.164E-01

1.132E+00

-1.725E+00

1.121E+00

2.173E+01

-9.531E+01

9.610E+01

4.020E+02

-1.240E+03

1.031E+03

STO

-

S3

0.000E+00

1.192E-01

-1.190E+00

7.073E+00

-3.630E+01

2.092E+02

-1.220E+03

4.288E+03

-7.519E+03

5.128E+03

S4

0.000E+00

3.147E-01

-1.910E+00

1.132E+01

-5.138E+01

1.210E+02

-6.220E+01

-3.392E+02

7.156E+02

-4.359E+02

S5

0.000E+00

-3.116E-01

8.411E-01

-5.239E+00

1.778E+01

-2.203E+01

-3.529E+01

1.433E+02

-1.629E+02

6.509E+01

S6

0.000E+00

3.642E-01

-2.063E+00

6.536E+00

-1.229E+01

1.447E+01

-1.121E+01

5.949E+00

-2.065E+00

3.418E-01

S7

0.000E+00

7.554E-02

2.605E-01

-1.892E+00

5.401E+00

-6.585E+00

1.275E+00

4.725E+00

-4.380E+00

1.192E+00

S8

0.000E+00

-1.429E-01

6.072E-02

4.557E-02

-2.448E-01

3.658E-01

-2.484E-01

6.450E-02

3.128E-02

-2.056E-02

S9

0.000E+00

-2.075E-01

-9.230E-02

3.328E-01

-4.101E-01

2.312E-01

-2.414E-02

-2.014E-02

-4.402E-03

4.548E-03

S10

0.000E+00

-2.203E-01

1.604E-01

-7.883E-02

2.080E-02

-7.067E-04

-3.386E-04

-4.104E-04

1.339E-04

-4.719E-06

wherein x is the distance vector height from the vertex of the aspheric surface when the aspheric surface is at the position with the height h along the optical axis direction; c is the paraxial curvature of the aspheric surface, c=1/r (i.e., paraxial curvature c is the inverse of radius r of curvature in table 21 above); k is the conic constant (given in table 21 above); ai is the correction coefficient of the i-n th order of the aspherical surface, and the higher order coefficients A4, A6, A8, a10, a12, a14, a16, a18, and a20 of the respective lens surfaces S1 to S10 are shown in table 22.

The design data of the optical imaging lens 100 according to the first embodiment of the present application are given above, the effective focal length EFL is 1.718mm, the maximum field angle FOV is 134.948 degrees, the total optical length TTL is 4.593mm, and the aperture F-number Fno is 2.214.

In one embodiment provided by the present application, the maximum field angle FOV is 134.948 degrees and the half field angle HFOV is equal to 67.474 degrees.

/TTL＝0.382。

In one embodiment provided by the present application, the sum of the absolute value of the total effective focal length of the optical imaging lens and the effective focal length ratio of the first lens and the absolute value of the total effective focal length of the optical imaging lens and the effective focal length ratio of the second lens satisfies: i f/f1 i+|f/f 2|=1.986.

In one embodiment provided by the present application, ET 5/ct5= 2.722.

In one embodiment provided by the present application, TTL/(t23+t34) = 23.466.

In one embodiment provided by the present application, imgH/(f2+f4) =0.682.

In one embodiment provided by the present application, f3/(r31+r32) = -0.481.

In one embodiment provided by the present application, TTL/f=2.630.

In one embodiment provided by the present application, ET4/CT4 = 0.320.

In one embodiment provided by the present application, R51/f5= 87.875.

Fig. 52 to 55 describe the optical performance of the optical imaging lens 100 designed in the lens combination manner of the eleventh embodiment.

In the eleventh embodiment, the optical imaging lens satisfies the requirements of small volume, large angle of view, and excellent imaging quality.

In addition, HFOV values, (CT2+CT4)/TTL ratios, |f1|+|f/f2| ratios, ET5/CT5 ratios, TTL/(T23+T34) ratios, imgH/(f2+f4) ratios, f 3/(R31+R32) ratios, TTL/f ratios, ET4/CT4 ratios, and R51/f5 ratios corresponding to examples one to eleven are shown in Table 23:

table 23

While the application has been described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes may be made and equivalents may be substituted for elements thereof without departing from the spirit and scope of the application. The application is not to be limited by the specific embodiments disclosed herein and other embodiments are within the scope of the application as defined by the appended claims.

Claims

1. The optical imaging lens is characterized by sequentially comprising, from an object side to an image side along an optical axis:

The first lens with optical power has a concave object side surface;

a second lens having positive optical power;

a fourth lens having optical power; and

a fifth lens with focal power, the image side surface of which is concave;

the optical imaging lens satisfies the following relation:

2. The optical imaging lens of claim 1, wherein the optical imaging lens satisfies the following relationship:

2.2<ET5/CT5<3.0；

3. The optical imaging lens according to claim 1 or 2, wherein the optical imaging lens satisfies the following relation: 18< TTL/(T23+T34) <25;

4. The optical imaging lens of claim 3, wherein the optical imaging lens satisfies the following relationship:

0.674<ImgH/(f2+f4)<0.690；

5. The optical imaging lens of claim 4, wherein the optical imaging lens satisfies the following relationship:

-0.7<f3/(R31+R32)<-0.3；

6. The optical imaging lens of any of claims 1 to 5, wherein the optical imaging lens satisfies the following relationship:

2.4<TTL/f<2.75；

7. The optical imaging lens of claim 6, wherein the optical imaging lens satisfies the following relationship: 0.32< ET4/CT4<0.42;

8. The optical imaging lens of claim 7, wherein the optical imaging lens satisfies the following relationship: 45< R51/f5<90;

9. The optical imaging lens as claimed in claim 1, wherein,

the image side surface of the fifth lens comprises at least three inflection points.

10. A camera module comprising an optical lens according to any one of claims 1 to 9.