CN206773280U - Pick-up lens - Google Patents

Abstract

This application discloses a kind of pick-up lens, the pick-up lens sequentially includes the first lens, the second lens, the 3rd lens, the 4th lens and the 5th lens from thing side to image side, wherein, the first lens have positive light coke；Second lens have negative power；3rd lens have positive light coke or negative power；4th lens have positive light coke；5th lens have negative power；Meet 1.0 between the effective focal length f and the 4th lens and the combined focal length f45 of the 5th lens of pick-up lens<f/f45≤‑0.5.There is the ultra-thin lens construction of focal length of the high pixel of 5 chips according to the pick-up lens of the application, good image quality and processing property can be obtained.

Description

Pick-up lens

Technical field

A kind of pick-up lens is the utility model is related to, the ultra-thin pick-up lens of focal length being particularly made up of five eyeglasses.

Background technology

As the development of science and technology and the needs in market, the application of pick-up lens are more and more extensive.Meanwhile as electronics produces Product are increasingly towards the trend of lightening development, and its pick-up lens will not only have good phase matter, and need frivolous profile, this Sample can just be effectively reduced product cost and more conform to human oriented design.On the other hand, in order to meet the use needs of people, The quality of image for the object shot to the pick-up lens of electronic product it is also proposed higher requirement.

Main flow pick-up lens is in order to obtain the image of wide viewing angle at present, and using wide-angle optics, but this is unfavorable for clapping Object remotely is taken the photograph, clearly image can not be obtained.And currently rise it is double take the photograph technology, can pass through telephoto lens obtain it is high Space angular resolution, then by image fusion technology, realize that high-frequency information strengthens.But double designs for taking the photograph middle telephoto lens are to close Key technology, especially meet focal length and ultra-thin design more difficult point simultaneously.

Therefore, the utility model proposes that a kind of focal length of the high pixel of 5 chip is ultra-thin for more than prior art deficiency Camera lens.The utility model proposes pick-up lens can obtain good image quality and processing property.

Utility model content

In order to solve at least some problems of the prior art, the utility model provides a kind of pick-up lens.

One side of the present utility model provides a kind of pick-up lens, and pick-up lens is from thing side to the image side of pick-up lens Sequentially include the first lens, the second lens, the 3rd lens, the 4th lens and the 5th lens；Wherein, the first lens have positive light Focal power；Second lens have negative power；3rd lens have positive light coke or negative power；4th lens have positive light focus Degree；5th lens have negative power；The effective focal length f and the combined focal length f45 of the 4th lens and the 5th lens of pick-up lens Between meet -1.0<f/f45≤-0.5.

It is of the present utility model another aspect provides such a pick-up lens, pick-up lens is from the thing side of pick-up lens Sequentially include the first lens, the second lens, the 3rd lens, the 4th lens and the 5th lens to image side.First lens have just Focal power, its thing side are convex surface；Second lens have negative power；3rd lens have positive light coke or negative power；The Four lens have positive light coke；5th lens have negative power, and its thing side is concave surface at paraxial place；Wherein, the 3rd lens Edge thickness ET3 at maximum radius of center thickness CT3 and the 3rd lens between meet 0.8<CT3/ET3<1.2.

According to an embodiment of the present utility model, maximum half of the effective focal length f of pick-up lens and pick-up lens regard Meet f*tan (HFOV) >=3.0, and the effective focal length of the effective focal length f3 of the 3rd lens and the 4th lens between the HFOV of rink corner Meet f4/ between f4 | f3 |≤0.2.

According to an embodiment of the present utility model, on the first lens thing side to the axle of imaging surface distance TTL with into Meet TTL/ImgH≤1.6 between the half ImgH of effective pixel area diagonal line length in image planes.

According to an embodiment of the present utility model, the effective focal length f of pick-up lens and the center thickness of the 4th lens Meet 7 between CT4<f/CT4<9.

According to an embodiment of the present utility model, the song of the effective focal length f of pick-up lens and the 4th lens thing side Meet f/ between rate radius R7 | R7 |<0.5.

According to an embodiment of the present utility model, the effective focal length f of pick-up lens and the effective focal length of the 3rd lens Meet f/ between f3 | f3 |<0.2.

According to an embodiment of the present utility model, the effective focal length f1 of the first lens and the effective focal length of the 5th lens Meet -1.2 between f5<f1/f5<-0.7.

According to an embodiment of the present utility model, distance BFL meets on the 5th lens image side surface to the axle of imaging surface 0.75≤BFL≤0.95。

According to an embodiment of the present utility model, the airspace T34 of the 3rd lens and the 4th lens on optical axis Meet 0.6≤T34≤0.85.

According to an embodiment of the present utility model, the effective focal length f of pick-up lens and the first lens thing side into Meet TTL/f between distance TTL on the axle of image planes<1.0.

According to an embodiment of the present utility model, the second lens thing side is convex surface, and image side surface is concave surface；3rd is saturating Mirror thing side is convex surface, and image side surface is concave surface.

There is the ultra-thin lens construction of focal length of the high pixel of 5 chips according to the pick-up lens of the utility model embodiment, Good image quality and processing property can be obtained.

Brief description of the drawings

With reference to accompanying drawing, by the detailed description of following non-limiting embodiment, further feature of the present utility model, purpose It will be apparent with advantage.In the accompanying drawings：

Fig. 1 shows the structural representation of the pick-up lens of embodiment 1；

Fig. 2 to Fig. 5 respectively illustrate chromatic curve on the axle of the pick-up lens of embodiment 1, astigmatism curve, distortion curve and Ratio chromatism, curve；

Fig. 6 shows the structural representation of the pick-up lens of embodiment 2；

Fig. 7 to Figure 10 respectively illustrates chromatic curve on the axle of the pick-up lens of embodiment 2, astigmatism curve, distortion curve With ratio chromatism, curve；

Figure 11 shows the structural representation of the pick-up lens of embodiment 3；

Figure 12 to Figure 15 respectively illustrates chromatic curve on the axle of the pick-up lens of embodiment 3, astigmatism curve, distortion curve With ratio chromatism, curve；

Figure 16 shows the structural representation of the pick-up lens of embodiment 4；

Figure 17 to Figure 20 respectively illustrates chromatic curve on the axle of the pick-up lens of embodiment 4, astigmatism curve, distortion curve With ratio chromatism, curve；

Figure 21 shows the structural representation of the pick-up lens of embodiment 5；

Figure 22 to Figure 25 respectively illustrates chromatic curve on the axle of the pick-up lens of embodiment 5, astigmatism curve, distortion curve With ratio chromatism, curve；

Figure 26 shows the structural representation of the pick-up lens of embodiment 6；

Figure 27 to Figure 30 respectively illustrates chromatic curve on the axle of the pick-up lens of embodiment 6, astigmatism curve, distortion curve With ratio chromatism, curve.

Figure 31 shows the structural representation of the pick-up lens of embodiment 7；And

Figure 32 to Figure 35 respectively illustrates chromatic curve on the axle of the pick-up lens of embodiment 7, astigmatism curve, distortion curve With ratio chromatism, curve.

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, rather than the restriction to the utility model.It also should be noted that for the ease of Description, illustrate only in accompanying drawing to about the related part of utility model.

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 element or layer between may be present.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 one in associated Listed Items Or multiple any and all combinations.

Although it should be understood that term the 1st, the 2nd or first, second etc. herein can be used for describe various elements, Part, region, layer and/or section, but these elements, part, region, layer and/or Duan Buying are limited by these terms.These Term is only used for distinguishing an element, part, region, layer or section and another element, part, region, layer or section.Cause This, in the case of without departing substantially from teachings of the present application, the first element, part, region, layer or section discussed below can be referred to as Second element, part, region, layer or section.

Terminology used herein is only used for describing the purpose of embodiment, it is no intended to limits the application.Such as exist It is used herein, unless being clearly dictated in context, otherwise it is also intended to bag without the feature for limiting single plural form Include the feature of plural form.It will also be appreciated that term " comprising ", " including ", " having ", "comprising" and/or " including ", Represent stated feature, entirety, step, operation, element and/or part be present when using in this manual, but do not arrange 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 any of one or more of associated Listed Items and all combination.Such as The statement of " ... at least one " modifies whole element list, rather than modification row when after the list for appearing in element Individual component in table.In addition, when describing presently filed embodiment, " can with " be used to represent " one or more of the application Individual embodiment ".Also, term " exemplary " is intended to refer to example or illustration.

Unless otherwise defined, otherwise all terms (including technical terms and scientific words) 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 (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 It will not explained with idealization or excessively formal sense, unless clearly so limiting herein.

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 pick-up lens.According to the pick-up lens of the application from thing side to the image side of pick-up 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.In embodiments herein, the 5th lens have negative light focus Degree, its thing side is concave surface at paraxial place.

In embodiments herein, the effective focal length f and the combined focal length of the 4th lens and the 5th lens of pick-up lens Meet -1.0 between f45<f/f45≤-0.5.More specifically, meet -0.84≤f/f45≤- 0.51.By meeting above-mentioned bar Part, the size and Orientation of the 4th and the 5th lens combination focal length are controlled, and pick-up lens can realize the balance of system spherical aberration, Obtain the image quality that visual field is good on axle.

In embodiments herein, the effective focal length f of pick-up lens and the maximum angle of half field-of view HFOV of pick-up lens it Between meet f*tan (HFOV) >=3.0, more specifically meet f*tan (HFOV) >=3.1.The effective focal length f3 of 3rd lens and Meet f4/ between the effective focal length f4 of four lens | f3 |≤0.2, more specifically meet f4/ | f3 |≤0.001.By in satisfaction The distribution of the rational focal power of condition is stated, pick-up lens realizes the distribution of the low low order aberration of system, obtains good Optical image matter, and the requirement for the high pixel of big image planes for realizing ultra-thin function and imaging lens.

In embodiments herein, on the first lens thing side to the axle of imaging surface on distance TTL and imaging surface effectively Meet TTL/ImgH≤1.6 between the half ImgH of pixel region diagonal line length.More specifically, meet TTL/ImgH≤1.54. The ratio of camera lens overall length and image height is constrained by above-mentioned condition, it is achieved thereby that the miniaturization of camera lens.

It is full between the effective focal length f of pick-up lens and the center thickness CT4 of the 4th lens in embodiments herein Foot 7<f/CT4<9.More specifically, meet 7.36≤f/CT4≤8.46.By meeting above-mentioned condition, the center thickness of the 4th lens Degree is controlled, so as to the distortion of control system so that system integrally obtains the gentle good imaging matter of less distorted water Amount.

In embodiments herein, the radius of curvature R 7 of the effective focal length f of pick-up lens and the 4th lens thing side it Between meet f/ | R7 |<0.5.More specifically, meet f/ | R7 |≤0.08.The thing side of the 4th lens is controlled by above-mentioned condition Curvature, so that camera system obtains, the good curvature of field is horizontal, and then obtains good image quality.

In embodiments herein, the edge of the center thickness CT3 and the 3rd lens of the 3rd lens at maximum radius Meet 0.8 between thickness E T3<CT3/ET3<1.2.More specifically, meet 0.97≤CT3/ET3≤1.02.Pass through above-mentioned condition The center thickness of the 3rd lens and the edge thickness of the 3rd lens are controlled, so as to ensure that the good processing of the 3rd lens is special Property so that sensing element is easily worked, and obtains the preferable sensitivity characteristic of system.

In embodiments herein, meet between the effective focal length f of pick-up lens and the effective focal length f3 of the 3rd lens f/|f3|<0.2.More specifically, meet f/ | f3 |≤0.001.Pass through the main undertaker of above-mentioned condition control system focal power One of the 3rd power of lens, so as to the spherical aberration and coma of control system, make its balance in relatively low level, it is good to obtain Image quality and sensitivity.

It is full between the effective focal length f1 of the first lens and the effective focal length f5 of the 5th lens in embodiments herein Foot -1.2<f1/f5<-0.7.More specifically, meet -1.06≤f1/f5≤- 0.75.First lens are controlled by above-mentioned condition The effective focal length f5 of effective focal length f1 and the 5th lens proportion so that system focal power is able to reasonable distribution, so as to obtain The horizontal and good image quality of good primary aberration.

In embodiments herein, distance BFL meets 0.75≤BFL on the 5th lens image side surface to the axle of imaging surface ≤0.95.More specifically, meet 0.82≤BFL≤0.95.Meeting the pick-up lens of above-mentioned condition can be made by optimizing constraint Jiao is limited in certain zone of reasonableness after obtaining, and ensures focalize demand of the back-end optical module to different distance object plane.

In embodiments herein, airspace T34 on optical axis of the 3rd lens and the 4th lens meets 0.6≤ T34≤0.85.More specifically, meet 0.62≤T34≤0.82.By meeting above-mentioned condition, between the 3rd and the 4th lens Spacing is controlled, so that optical system obtains good curvature of field equilibrium level.

In embodiments herein, on the effective focal length f of pick-up lens and the first lens thing side to the axle of imaging surface Meet TTL/f between distance TTL<1.0.More specifically, meet TTL/f≤0.95.Meet that the pick-up lens of above-mentioned condition can Telephoto lens miniaturization is maintained, realizes small field of view and high magnification.

The application is further described below in conjunction with specific embodiment.

Embodiment 1

Pick-up lens with reference first to Fig. 1 to Fig. 5 descriptions according to the embodiment of the present application 1.

Fig. 1 is the structural representation for the pick-up lens for showing embodiment 1.As shown in figure 1, pick-up lens includes 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.First lens E1 to the 5th lens E5 is from pick-up 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 or negative power；4th is saturating Mirror E4 can have positive light coke；5th lens E5 can have negative power, and its thing side is concave surface at paraxial place.In the implementation In example, the light from object sequentially passes through each surface S1 to S10 and is ultimately imaged on imaging surface S11.

In this embodiment, the first lens E1 to the 5th lens E5 has respective effective focal length f1 to f5 respectively.First Lens E1 is arranged in order along optical axis to the 5th lens E5 and has together decided on total effective focal length f of pick-up lens.Table 1 below is shown First lens E1 to the 5th lens E5 effective focal length f1 to f5, total effective focal length f of pick-up lens, pick-up lens it is total The half ImgH of effective pixel area diagonal line length on length TTL and imaging surface.

f1(mm)	2.93	f(mm)	5.06
				f2(mm)	-4.96	TTL(mm)	4.82
f3(mm)	46.95	ImgH(mm)	3.21
				f4(mm)	5.90
f5(mm)	-2.82

Table 1

Table 2 show the surface type of each lens in the pick-up lens in the embodiment, radius of curvature, thickness, refractive index, Abbe number and circular cone coefficient.

Table 2

Table 3 below shows each aspherical S1-S10's available for each non-spherical lens 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

-1.2049E-02

-4.3932E-02

1.5486E-01

-3.8471E-01

4.6916E-01

-1.5099E- 01

-2.9073E-01

3.3384E-01

-1.0731E- 01

S2

-1.3055E-02

1.3772E-01

-8.1604E-01

3.5092E+00

-9.2039E+ 00

1.4343E+01

-1.2369E+01

4.8495E+00

-3.6789E- 01

S3

-4.5556E-02

-3.7833E-02

1.7997E+00

-1.0650E+01

3.6813E+01

-8.0229E+ 01

1.0719E+02

-7.9766E+ 01

2.5177E+01

S4

-4.6265E-02

7.3611E-01

-6.7821E+00

4.9628E+01

-2.2905E+ 02

6.6496E+02

-1.1797E+03

1.1686E+03

-4.9516E+ 02

S5

-9.8851E-03

-2.9062E-01

1.1604E+00

-2.4840E+00

3.5323E+00

-3.2596E+ 00

1.8671E+00

-6.0632E- 01

8.5630E-02

S6

-4.5396E-02

-9.7383E-02

3.1497E-01

-3.4877E-01

2.0936E-01

-2.2119E- 02

-4.9058E-02

2.4499E-02

-3.3001E- 03

S7

2.3242E-02

-7.8816E-02

-1.6657E-01

5.4192E-01

-7.5734E- 01

5.9123E-01

-2.6334E-01

6.2629E-02

-6.1812E- 03

S8

2.2785E-01

-3.7712E-01

3.5795E-01

-2.6932E-01

1.6039E-01

-7.2430E- 02

2.2275E-02

-4.0020E- 03

3.1148E-04

S9

1.0816E-01

-3.0772E-01

2.6512E-01

-7.2276E-02

-2.1000E- 02

1.8826E-02

-4.9703E-03

5.9858E-04

-2.8054E- 05

S10

-1.0010E-01

-9.5447E-03

1.2327E-02

1.7017E-02

-1.5621E- 02

5.3740E-03

-9.5085E-04

8.6722E-05

-3.2439E- 06

Table 3

Fig. 2 shows chromatic curve on the axle of the pick-up lens of embodiment 1, and it represents the light of different wave length via optics Converging focal point after system deviates.Fig. 3 shows the astigmatism curve of the pick-up lens of embodiment 1, and it represents meridianal image surface bending Bent with sagittal image surface.Fig. 4 shows the distortion curve of the pick-up 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 pick-up lens of embodiment 1, its represent light via after pick-up lens The deviation of different image heights on imaging surface.In summary and reference picture 2 can be seen that the camera lens according to embodiment 1 to Fig. 5 Head has the ultra-thin lens construction of focal length, can obtain good image quality and processing property.

Embodiment 2

Pick-up lens referring to Fig. 6 to Figure 10 descriptions according to the embodiment of the present application 2.Except each lens of pick-up lens Parameter outside, such as the radius of curvature except each lens, thickness, refractive index, abbe number, circular cone coefficient, effective focal length, axle Outside upper spacing, high order term coefficient of each lens etc., pick-up lens and reality described in the present embodiment 2 and following embodiment The arrangement for applying the pick-up lens described in example 1 is identical.In the present embodiment and following examples, for brevity, it will save Slightly part description similar to Example 1.

Fig. 6 is the structural representation for the pick-up lens for showing embodiment 2.Pick-up lens is 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 total effectively Jiao of the first lens E1 to the 5th lens E5 effective focal length f1 to f5, pick-up lens Away from f, pick-up lens total length TTL and imaging surface on effective pixel area diagonal line length half ImgH.

f1(mm)	2.93	f(mm)	5.06
				f2(mm)	-5.02	TTL(mm)	4.82
f3(mm)	-2209.44	ImgH(mm)	3.24
				f4(mm)	8.18
f5(mm)	-3.91

Table 4

Table 5 show the surface type of each lens in the pick-up lens in the embodiment, radius of curvature,

Thickness, refractive index, abbe number and circular cone coefficient.

Face number	Surface type	Radius of curvature	Thickness	Refractive index, abbe number	Circular cone coefficient
						OBJ	Sphere	It is infinite	It is infinite
S1	It is aspherical	1.3666	0.6889	1.55,56.1	0.3368
						S2	It is aspherical	7.7719	0.2433		-22.9034
STO	Sphere	It is infinite	0.0047
						S3	It is aspherical	28.7599	0.2200	1.67,20.4	-95.0000
S4	It is aspherical	2.9861	0.4150		0.1281
						S5	It is aspherical	14.1700	0.2253	1.55,56.1	-20.4718
S6	It is aspherical	13.9268	0.7707		-18.8968
						S7	It is aspherical	12.1904	0.6508	1.67,20.4	51.3171
S8	It is aspherical	-9.6354	0.4204		3.5430
						S9	It is aspherical	-2.6042	0.3200	1.54,55.9	-0.2024
S10	It is aspherical	11.1962	0.8608		-5.8453
						S11	Sphere	It is infinite

Table 5

Table 6 below shows the high order term coefficient of each aspherical S1-S10 available for each non-spherical lens in the embodiment A₄、A₆、A₈、A₁₀、A₁₂、A₁₄、A₁₆、A₁₈And A₂₀。

Table 6

Fig. 7 shows chromatic curve on the axle of the pick-up lens of embodiment 2, and it represents the light of different wave length via optics Converging focal point after system deviates.Fig. 8 shows the astigmatism curve of the pick-up lens of embodiment 2, and it represents meridianal image surface bending Bent with sagittal image surface.Fig. 9 shows the distortion curve of the pick-up 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 pick-up lens of embodiment 2, its represent light via after pick-up lens The deviation of different image heights on imaging surface.In summary and reference picture 7 can be seen that the shooting according to embodiment 2 to Figure 10 Camera lens has the ultra-thin lens construction of focal length, can obtain good image quality and processing property.

Embodiment 3

Pick-up lens referring to Figure 11 to Figure 15 descriptions according to the embodiment of the present application 3.

Figure 11 is the structural representation for the pick-up lens for showing embodiment 3.Pick-up lens is 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 total effectively Jiao of the first lens E1 to the 5th lens E5 effective focal length f1 to f5, pick-up lens Away from f, pick-up lens total length TTL and imaging surface on effective pixel area diagonal line length half ImgH.

f1(mm)	2.91	f(mm)	5.06
				f2(mm)	-4.98	TTL(mm)	4.82
f3(mm)	5924.80	ImgH(mm)	3.24
				f4(mm)	8.20
f5(mm)	-3.87

Table 7

Table 8 show the surface type of each lens in the pick-up lens in the embodiment, radius of curvature, thickness, refractive index, Abbe number and circular cone coefficient.

Table 8

Table 9 below shows the high order term coefficient of each aspherical S1-S10 available for each non-spherical lens in the embodiment A₄、A₆、A₈、A₁₀、A₁₂、A₁₄、A₁₆、A₁₈And A₂₀。

Face number

A4

A6

A8

A10

A12

A14

A16

A18

A20

S1

-1.5314E-02

-5.7572E-03

-9.8960E-02

6.2379E-01

-2.0139E+00

3.6645E+00

-3.8503E+00

2.1767E+00

-5.1301E- 01

S2

-1.4340E-02

1.7818E-01

-1.2312E+00

5.8997E+00

-1.7372E+01

3.1339E+01

-3.3318E+01

1.8806E+01

-4.2025E+ 00

S3

-1.5584E-02

-1.8745E-01

3.7079E+00

-2.3755E+ 01

9.0916E+01

-2.1897E+ 02

3.2372E+02

-2.6846E+ 02

9.5676E+01

S4

-2.8129E-02

1.0437E+00

-1.0677E+01

8.2882E+01

-4.0385E+02

1.2327E+03

-2.2885E+03

2.3612E+03

-1.0377E+ 03

S5

-1.9182E-01

-7.0279E-02

1.0060E+00

-3.0110E+ 00

6.1451E+00

-8.3038E+ 00

7.0357E+00

-3.4232E+ 00

7.3969E-01

S6

-1.8511E-01

1.0365E-01

-6.2049E-02

3.5503E-01

-6.3808E-01

6.1038E-01

-3.4438E-01

9.3411E-02

-5.4322E- 03

S7

-1.2444E-02

-8.1561E-02

-8.5431E-02

3.3610E-01

-4.5425E-01

3.2752E-01

-1.3068E-01

2.7032E-02

-2.2510E- 03

S8

1.6934E-01

-4.3270E-01

5.1794E-01

-4.5014E- 01

2.8292E-01

-1.2338E- 01

3.4718E-02

-5.5828E- 03

3.8591E-04

S9

3.0356E-01

-9.6280E-01

1.0994E+00

-6.6704E- 01

2.4309E-01

-5.5201E- 02

7.6901E-03

-6.0438E- 04

2.0595E-05

S10

6.0997E-02

-4.2124E-01

4.2446E-01

-2.1383E- 01

6.4350E-02

-1.2171E- 02

1.4260E-03

-9.4739E- 05

2.7252E-06

Table 9

Figure 12 shows chromatic curve on the axle of the pick-up lens of embodiment 3, and it represents the light of different wave length via light Converging focal point after system deviates.Figure 13 shows the astigmatism curve of the pick-up 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 pick-up lens of embodiment 3, and it is represented in the case of different visual angles Distort sizes values.Figure 15 shows the ratio chromatism, curve of the pick-up lens of embodiment 3, after it represents light via pick-up lens The deviation of different image heights on imaging surface.In summary and reference picture 12 can be seen that taking the photograph according to embodiment 3 to Figure 15 As camera lens has the ultra-thin lens construction of focal length, good image quality and processing property can be obtained.

Embodiment 4

Pick-up lens referring to Figure 16 to Figure 20 descriptions according to the embodiment of the present application 4.

Figure 16 is the structural representation for the pick-up lens for showing embodiment 4.Pick-up lens is 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 total effectively Jiao of the first lens E1 to the 5th lens E5 effective focal length f1 to f5, pick-up lens Away from f, pick-up lens total length TTL and imaging surface on effective pixel area diagonal line length half ImgH.

f1(mm)	2.99	f(mm)	5.06
				f2(mm)	-5.18	TTL(mm)	4.82
f3(mm)	47.71	ImgH(mm)	3.12
				f4(mm)	6.22
f5(mm)	-3.07

Table 10

Table 11 below shows the surface type of each lens, radius of curvature, thickness, refraction in the pick-up lens in the embodiment Rate, abbe number and circular cone coefficient.

Face number	Surface type	Radius of curvature	Thickness	Refractive index, abbe number	Circular cone coefficient
						OBJ	Sphere	It is infinite	It is infinite
S1	It is aspherical	1.3797	0.6836	1.55,56.1	0.3161
						S2	It is aspherical	7.3618	0.2175		-43.6179
STO	Sphere	It is infinite	-0.0002
						S3	It is aspherical	15.7928	0.2200	1.67,20.4	48.5181
S4	It is aspherical	2.8125	0.4524		2.1993
						S5	It is aspherical	5.6877	0.2589	1.55,56.1	-95.0000
S6	It is aspherical	7.1598	0.8182		-95.0000
						S7	It is aspherical	-36.3388	0.6176	1.67,20.4	95.0000
S8	It is aspherical	-3.7403	0.3556		-0.4649
						S9	It is aspherical	-2.5319	0.3200	1.54,55.9	-0.2662
S10	It is aspherical	4.9214	0.8764		-17.8363
						S11	Sphere	It is infinite

Table 11

Table 12 below shows the high order term system of each aspherical S1-S10 available for each non-spherical lens in the embodiment Number A₄、A₆、A₈、A₁₀、A₁₂、A₁₄、A₁₆、A₁₈And A₂₀。

Table 12

Figure 17 shows chromatic curve on the axle of the pick-up lens of embodiment 4, and it represents the light of different wave length via light Converging focal point after system deviates.Figure 18 shows the astigmatism curve of the pick-up 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 pick-up lens of embodiment 4, and it is represented in the case of different visual angles Distort sizes values.Figure 20 shows the ratio chromatism, curve of the pick-up lens of embodiment 4, after it represents light via pick-up lens The deviation of different image heights on imaging surface.In summary and reference picture 17 can be seen that taking the photograph according to embodiment 4 to Figure 20 As camera lens has the ultra-thin lens construction of focal length, good image quality and processing property can be obtained.

Embodiment 5

Pick-up lens referring to Figure 21 to Figure 25 descriptions according to the embodiment of the present application 5.

Figure 21 is the structural representation for the pick-up lens for showing embodiment 5.Pick-up lens is 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 total effectively Jiao of the first lens E1 to the 5th lens E5 effective focal length f1 to f5, pick-up lens Away from f, pick-up lens total length TTL and imaging surface on effective pixel area diagonal line length half ImgH.

f1(mm)	2.91	f(mm)	5.06
				f2(mm)	-4.89	TTL(mm)	4.82
f3(mm)	52.04	ImgH(mm)	3.23
				f4(mm)	5.83
f5(mm)	-2.76

Table 13

Table 14 below shows the surface type of each lens, radius of curvature, thickness, refraction in the pick-up lens in the embodiment Rate, abbe number and circular cone coefficient.

Table 14

Table 15 below shows the high order term system of each aspherical S1-S10 available for each non-spherical lens 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

-1.3720E-02

-2.3759E-02

4.0081E-02

9.0103E-03

-3.6026E- 01

9.2985E-01

-1.1338E+00

6.9156E-01

-1.7005E- 01

S2

-1.2391E-02

1.3392E-01

-7.5285E-01

3.0691E+00

-7.6206E+ 00

1.1145E+01

-8.7770E+00

2.8213E+00

5.1587E-02

S3

-4.0754E-02

-1.4725E-01

3.2785E+00

-2.2022E+01

8.9214E+01

-2.2822E+ 02

3.5787E+02

-3.1339E+ 02

1.1719E+02

S4

-5.1199E-02

8.3579E-01

-8.2620E+00

6.2062E+01

-2.9095E+ 02

8.5047E+02

-1.5074E+03

1.4818E+03

-6.1949E+ 02

S5

-5.0179E-03

-3.0827E-01

1.1979E+00

-2.5789E+00

3.7568E+00

-3.5961E+ 00

2.1549E+00

-7.3613E- 01

1.0973E-01

S6

-4.1769E-02

-1.1706E-01

3.8801E-01

-5.4209E-01

5.3851E-01

-3.6498E- 01

1.6235E-01

-4.6620E- 02

6.8043E-03

S7

3.6573E-02

-1.5707E-01

-8.7908E-04

3.5283E-01

-6.3230E- 01

5.4472E-01

-2.5540E-01

6.2686E-02

-6.3250E- 03

S8

2.5074E-01

-4.5410E-01

4.7088E-01

-3.6484E-01

2.1134E-01

-8.9787E- 02

2.5940E-02

-4.4402E- 03

3.3425E-04

S9

8.8416E-02

-2.3072E-01

1.4734E-01

2.2423E-02

-6.5686E- 02

3.1673E-02

-7.1906E-03

8.1116E-04

-3.6737E- 05

S10

-1.2984E-01

5.5690E-02

-4.7351E-02

4.7373E-02

-2.4909E- 02

7.1025E-03

-1.1384E-03

9.7182E-05

-3.4537E- 06

Table 15

Figure 22 shows chromatic curve on the axle of the pick-up lens of embodiment 5, and it represents the light of different wave length via light Converging focal point after system deviates.Figure 23 shows the astigmatism curve of the pick-up 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 pick-up lens of embodiment 5, and it is represented in the case of different visual angles Distort sizes values.Figure 25 shows the ratio chromatism, curve of the pick-up lens of embodiment 5, after it represents light via pick-up lens The deviation of different image heights on imaging surface.In summary and reference picture 22 can be seen that taking the photograph according to embodiment 5 to Figure 25 As camera lens has the ultra-thin lens construction of focal length, good image quality and processing property can be obtained.

Embodiment 6

Pick-up lens referring to Figure 26 to Figure 30 descriptions according to the embodiment of the present application 6.

Figure 26 is the structural representation for the pick-up lens for showing embodiment 6.Pick-up lens is 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 total effectively Jiao of the first lens E1 to the 5th lens E5 effective focal length f1 to f5, pick-up lens Away from f, pick-up lens total length TTL and imaging surface on effective pixel area diagonal line length half ImgH.

f1(mm)	3.08	f(mm)	5.06
				f2(mm)	-5.59	TTL(mm)	4.82
f3(mm)	108.15	ImgH(mm)	3.24
				f4(mm)	8.67
f5(mm)	-3.97

Table 16

Table 17 below shows the surface type of each lens, radius of curvature, thickness, refraction in the pick-up lens in the embodiment Rate, abbe number and circular cone coefficient.

Face number	Surface type	Radius of curvature	Thickness	Refractive index, abbe number	Circular cone coefficient
						OBJ	Sphere	It is infinite	It is infinite
S1	It is aspherical	1.3563	0.6861	1.55,56.1	0.3359
						S2	It is aspherical	5.7618	0.2557		-21.5824
SO	Sphere	It is infinite	0.0104
						S3	It is aspherical	27.0134	0.2200	1.67,20.4	-95.0000
S4	It is aspherical	3.2622	0.4574		0.4731
						S5	It is aspherical	5.7111	0.2534	1.55,56.1	-2.7406
S6	It is aspherical	6.2236	0.7311		-3.9776
						S7	It is aspherical	13.6614	0.6486	1.67,20.4	16.0983
S8	It is aspherical	-9.7996	0.3526		9.5179
						S9	It is aspherical	-2.6423	0.3200	1.54,55.9	-0.2097
S10	It is aspherical	11.4358	0.8848		9.1294
						S11	Sphere	It is infinite

Table 17

Table 18 below shows the high order term system of each aspherical S1-S10 available for each non-spherical lens in the embodiment Number A₄、A₆、A₈、A₁₀、A₁₂、A₁₄、A₁₆、A₁₈And A₂₀。

Table 18

Figure 27 shows chromatic curve on the axle of the pick-up lens of embodiment 6, and it represents the light of different wave length via light Converging focal point after system deviates.Figure 28 shows the astigmatism curve of the pick-up 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 pick-up lens of embodiment 6, and it is represented in the case of different visual angles Distort sizes values.Figure 30 shows the ratio chromatism, curve of the pick-up lens of embodiment 6, after it represents light via pick-up lens The deviation of different image heights on imaging surface.In summary and reference picture 27 can be seen that taking the photograph according to embodiment 6 to Figure 30 As camera lens has the ultra-thin lens construction of focal length, good image quality and processing property can be obtained.

Embodiment 7

Pick-up lens referring to Figure 31 to Figure 35 descriptions according to the embodiment of the present application 7.

Figure 31 is the structural representation for the pick-up lens for showing embodiment 7.Pick-up lens is 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 total effectively Jiao of the first lens E1 to the 5th lens E5 effective focal length f1 to f5, pick-up lens Away from f, pick-up lens total length TTL and imaging surface on effective pixel area diagonal line length half ImgH.

f1(mm)	3.19	f(mm)	5.07
				f2(mm)	-5.99	TTL(mm)	4.82
f3(mm)	127.90	ImgH(mm)	3.35
				f4(mm)	8.16
f5(mm)	-4.16

Table 19

Table 20 below shows the surface type of each lens, radius of curvature, thickness, refraction in the pick-up lens in the embodiment Rate, abbe number and circular cone coefficient.

Table 20

Table 21 below shows the high order term system of each aspherical S1-S10 available for each non-spherical lens in the embodiment Number A₄、A₆、A₈、A₁₀、A₁₂、A₁₄、A₁₆、A₁₈And A₂₀。

Table 21

Figure 32 shows chromatic curve on the axle of the pick-up lens of embodiment 7, and it represents the light of different wave length via light Converging focal point after system deviates.Figure 33 shows the astigmatism curve of the pick-up 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 pick-up lens of embodiment 7, and it is represented in the case of different visual angles Distort sizes values.Figure 35 shows the ratio chromatism, curve of the pick-up lens of embodiment 7, after it represents light via pick-up lens The deviation of different image heights on imaging surface.In summary and reference picture 32 can be seen that taking the photograph according to embodiment 7 to Figure 35 As camera lens has the ultra-thin lens construction of focal length, good image quality and processing property can be obtained.

Put it briefly, in above-described embodiment 1 to 7, each conditional meets the condition of table 22 below.

Table 22

Above description is only the preferred embodiment of the application and the explanation to institute's application technology principle.People in the art Member should be appreciated that invention scope involved in the application, however it is not limited to the technology that the particular combination of above-mentioned technical characteristic forms Scheme, while should also cover in the case where not departing from the inventive concept, carried out by above-mentioned technical characteristic or its equivalent feature The 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 (41)

1. a kind of pick-up lens, the pick-up lens sequentially includes 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；

Second lens have negative power；

3rd lens have positive light coke or negative power；

4th lens have positive light coke；

5th lens have negative power；

Meet between the effective focal length f of the pick-up lens and the 4th lens and the combined focal length f45 of the 5th lens- 1.0<f/f45≤-0.5。

2. pick-up lens according to claim 1, it is characterised in that the thing side of first lens is convex surface.

3. pick-up lens according to claim 1, it is characterised in that the thing side of the 5th lens is recessed at paraxial place Face.

4. pick-up lens according to any one of claim 1 to 3, it is characterised in that effective Jiao of the pick-up lens Away from meeting f*tan (HFOV) >=3.0 between f and the maximum angle of half field-of view HFOV of the pick-up lens.

5. pick-up lens according to any one of claim 1 to 3, it is characterised in that effective Jiao of the 3rd lens Meet f4/ between effective focal length f4 away from f3 and the 4th lens | f3 |≤0.2.

6. pick-up lens according to claim 1, it is characterised in that on the first lens thing side to the axle of imaging surface Meet TTL/ImgH≤1.6 between the half ImgH of effective pixel area diagonal line length on distance TTL and the imaging surface.

7. pick-up lens according to claim 6, it is characterised in that the effective focal length f of the pick-up lens and described the Meet 7 between the center thickness CT4 of four lens<f/CT4<9.

8. pick-up lens according to claim 7, it is characterised in that the effective focal length f of the pick-up lens and described the Meet f/ between the radius of curvature R 7 of four lens thing sides | R7 |<0.5.

9. pick-up lens according to claim 1, it is characterised in that the center thickness CT3 of the 3rd lens with it is described 3rd lens meet 0.8 between the edge thickness ET3 at maximum radius<CT3/ET3<1.2.

10. pick-up lens according to any one of claim 1 to 3, it is characterised in that effective Jiao of the pick-up lens Meet f/ between effective focal length f3 away from f and the 3rd lens | f3 |<0.2.

11. pick-up lens according to any one of claim 1 to 3, it is characterised in that effective Jiao of first lens Meet -1.2 between effective focal length f5 away from f1 and the 5th lens<f1/f5<-0.7.

12. pick-up lens according to claim 1, it is characterised in that the axle of the 5th lens image side surface to imaging surface On distance BFL meet 0.75≤BFL≤0.95.

13. pick-up lens according to any one of claim 1 to 3, it is characterised in that the 3rd lens and described Airspace T34 of four lens on optical axis meets 0.6≤T34≤0.85.

14. pick-up lens according to claim 1, it is characterised in that the effective focal length f of the pick-up lens and described the Meet TTL/f between distance TTL on one lens thing side to the axle of imaging surface<1.0.

15. pick-up lens according to any one of claim 1 to 3, it is characterised in that

The second lens thing side is convex surface, and image side surface is concave surface；

The 3rd lens thing side is convex surface, and image side surface is concave surface.

16. a kind of pick-up lens, the pick-up lens sequentially includes 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；

5th lens have negative power, and its thing side is concave surface at paraxial place；

The center thickness CT3 and the 3rd lens of 3rd lens meet between the edge thickness ET3 at maximum radius 0.8<CT3/ET3<1.2。

17. pick-up lens according to claim 16, it is characterised in that the effective focal length f of the pick-up lens with it is described Meet f*tan (HFOV) >=3.0 between the maximum angle of half field-of view HFOV of pick-up lens.

18. pick-up lens according to claim 16, it is characterised in that the effective focal length f3 of the 3rd lens with it is described Meet f4/ between the effective focal length f4 of 4th lens | f3 |≤0.2.

19. the pick-up lens according to any one of claim 17 to 18, it is characterised in that the first lens thing side Meet TTL/ between the half ImgH of effective pixel area diagonal line length on distance TTL and the imaging surface on to the axle of imaging surface ImgH≤1.6。

20. pick-up lens according to claim 19, it is characterised in that the effective focal length f of the pick-up lens with it is described Meet -1.0 between the combined focal length f45 of 4th lens and the 5th lens<f/f45≤-0.5.

21. the pick-up lens according to any one of claim 16 to 18, it is characterised in that the pick-up lens it is effective Meet 7 between the center thickness CT4 of focal length f and the 4th lens<f/CT4<9.

22. the pick-up lens according to any one of claim 16 to 18, it is characterised in that the pick-up lens it is effective Meet f/ between the radius of curvature R 7 of focal length f and the 4th lens thing side | R7 |<0.5.

23. pick-up lens according to claim 22, it is characterised in that the effective focal length f of the pick-up lens with it is described Meet f/ between the effective focal length f3 of 3rd lens | f3 |<0.2.

24. the pick-up lens according to any one of claim 16 to 18, it is characterised in that first lens it is effective Meet -1.2 between the effective focal length f5 of focal length f1 and the 5th lens<f1/f5<-0.7.

25. pick-up lens according to claim 16, it is characterised in that the axle of the 5th lens image side surface to imaging surface On distance BFL meet 0.75≤BFL≤0.95.

26. the pick-up lens according to any one of claim 16 to 18, it is characterised in that the 3rd lens and described Airspace T34 of 4th lens on optical axis meets 0.6≤T34≤0.85.

27. pick-up lens according to claim 16, it is characterised in that the effective focal length f of the pick-up lens with it is described Meet TTL/f between distance TTL on first lens thing side to the axle of imaging surface<1.0.

28. the pick-up lens according to any one of claim 16 to 18, it is characterised in that

The second lens thing side is convex surface, and image side surface is concave surface；

The 3rd lens thing side is convex surface, and image side surface is concave surface.

29. a kind of pick-up lens, the pick-up lens sequentially includes 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；

5th lens have negative power, and its thing side is concave surface at paraxial place；

Characterized in that, the effective focal length f of the pick-up lens and distance on the first lens thing side to the axle of imaging surface Meet TTL/f between TTL<1.0.

30. pick-up lens according to claim 29, it is characterised in that the effective focal length f of the pick-up lens with it is described Meet f*tan (HFOV) >=3.0 between the maximum angle of half field-of view HFOV of pick-up lens.

31. pick-up lens according to claim 29, it is characterised in that the effective focal length f3 of the 3rd lens with it is described Meet f4/ between the effective focal length f4 of 4th lens | f3 |≤0.2.

32. the pick-up lens according to any one of claim 30 to 31, it is characterised in that the first lens thing side Meet TTL/ between the half ImgH of effective pixel area diagonal line length on distance TTL and the imaging surface on to the axle of imaging surface ImgH≤1.6。

33. pick-up lens according to claim 32, it is characterised in that the effective focal length f of the pick-up lens with it is described Meet -1.0 between the combined focal length f45 of 4th lens and the 5th lens<f/f45≤-0.5.

34. the pick-up lens according to any one of claim 29 to 31, it is characterised in that the pick-up lens it is effective Meet 7 between the center thickness CT4 of focal length f and the 4th lens<f/CT4<9.

35. the pick-up lens according to any one of claim 29 to 31, it is characterised in that the pick-up lens it is effective Meet f/ between the radius of curvature R 7 of focal length f and the 4th lens thing side | R7 |<0.5.

36. pick-up lens according to claim 35, it is characterised in that the effective focal length f of the pick-up lens with it is described Meet f/ between the effective focal length f3 of 3rd lens | f3 |<0.2.

37. the pick-up lens according to any one of claim 29 to 31, it is characterised in that first lens it is effective Meet -1.2 between the effective focal length f5 of focal length f1 and the 5th lens<f1/f5<-0.7.

38. pick-up lens according to claim 29, it is characterised in that the axle of the 5th lens image side surface to imaging surface On distance BFL meet 0.75≤BFL≤0.95.

39. the pick-up lens according to any one of claim 29 to 31, it is characterised in that the 3rd lens and described Airspace T34 of 4th lens on optical axis meets 0.6≤T34≤0.85.

40. the pick-up lens according to any one of claim 29 to 31, it is characterised in that

The second lens thing side is convex surface, and image side surface is concave surface；

The 3rd lens thing side is convex surface, and image side surface is concave surface.

41. the pick-up lens according to any one of claim 30 to 31, it is characterised in that the center of the 3rd lens Thickness CT3 and the 3rd lens meet 0.8 between the edge thickness ET3 at maximum radius<CT3/ET3<1.2.