CN107884910A - Camera optical camera lens - Google Patents
Camera optical camera lens Download PDFInfo
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- CN107884910A CN107884910A CN201711144082.7A CN201711144082A CN107884910A CN 107884910 A CN107884910 A CN 107884910A CN 201711144082 A CN201711144082 A CN 201711144082A CN 107884910 A CN107884910 A CN 107884910A
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- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B13/00—Optical objectives specially designed for the purposes specified below
- G02B13/001—Miniaturised objectives for electronic devices, e.g. portable telephones, webcams, PDAs, small digital cameras
- G02B13/0015—Miniaturised objectives for electronic devices, e.g. portable telephones, webcams, PDAs, small digital cameras characterised by the lens design
- G02B13/002—Miniaturised objectives for electronic devices, e.g. portable telephones, webcams, PDAs, small digital cameras characterised by the lens design having at least one aspherical surface
- G02B13/0045—Miniaturised objectives for electronic devices, e.g. portable telephones, webcams, PDAs, small digital cameras characterised by the lens design having at least one aspherical surface having five or more lenses
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Abstract
The present invention relates to field of optical lens, discloses a kind of camera optical camera lens, and it is sequentially included by thing side to image side：Aperture, the first lens, the second lens, the 3rd lens, the 4th lens, and the 5th lens；The camera optical camera lens meets following relationship：0.75<f1/f<0.80,‑2.1<f2/f<‑1.9,‑15<f3/f<‑13,0.57<f4/f<0.61,‑0.52<f5/f<‑0.48.The camera optical camera lens has larger aperture, it may have larger image height, is more applicable for high-pixel camera system.
Description
Technical field
It is more particularly to a kind of to be applied to the hand-held terminals such as smart mobile phone, digital camera the present invention relates to field of optical lens
Equipment, and the camera optical camera lens of the camera device such as monitor, PC camera lenses.
Background technology
In recent years, with the rise of smart mobile phone, the demand for minimizing phtographic lens increasingly improves, and general phtographic lens
Sensor devices nothing more than being that photosensitive coupled apparatus (Charge Coupled Device, CCD) or Complimentary Metal-Oxide are partly led
Two kinds of body device (Complementary Metal-OxideSemicondctor Sensor, CMOS Sensor), and due to half
Conductor manufacturing process technology progresses greatly so that the Pixel Dimensions of sensor devices reduce, along with electronic product is good with function now
And compact external form is development trend, therefore, the miniaturization pick-up lens for possessing good image quality becomes at present
The main flow of in the market.
To obtain preferable image quality, the camera lens that tradition is equipped on mobile phone camera uses three-chip type or quadruple lenses more
Structure.However, with the development of technology and increasing for users on diversity, constantly contracted in the elemental area of sensor devices
It is small, and in the case of requirement continuous improvement of the system to image quality, five chip lens arrangements occur gradually over lens design and worked as
In, although five common chip lens can correct optical system major part optical aberration, but its optical property and six
Chip lens compare also gap, can not have larger aperture, and also do not have larger image height, can not be well
Suitable for high-pixel camera system.
The content of the invention
In view of the above-mentioned problems, it is an object of the invention to provide a kind of camera optical camera lens, it has larger aperture,
With larger image height, and it is more applicable for high-pixel camera system.
In order to solve the above technical problems, embodiments of the present invention provide a kind of camera optical camera lens, by thing side to picture
Side sequentially includes：One aperture, one has the first lens of positive refracting power, and one has the second lens of negative refracting power, and one with negative
3rd lens of refracting power, one has the 4th lens of positive refracting power, and one has the 5th lens for bearing refracting power；Entirety is taken the photograph
As the focal length of optical lens is f, the focal length of first lens is f1, and the focal length of second lens is f2, and the described 3rd is saturating
The focal length of mirror is f3, and the focal length of the 4th lens is f4, and the focal length of the 5th lens is f5, meets following relationship：
0.75<f1/f<0.80,-2.1<f2/f<-1.9,-15<f3/f<-13,0.57<f4/f<0.61,-0.52<f5/f<-0.48。
Embodiment of the present invention in terms of existing technologies, by the configuration mode of said lens, can be utilized effectively
The individual lenses with particular kind of relationship coordinates to obtain larger light in the data of lens with different refracting powers and focal length
Circle, and larger image height is obtained simultaneously, camera optical camera lens is more applicable for high-pixel camera system.
In addition, the refractive index n2, the refractive index n3 of the 3rd lens of second lens meet following relationship：3.6<
n2*n3<3.9。
In addition, thickness d 3 on the axle of second lens, thickness d 5 meets following relationship on the axle of the 3rd lens：
17<1/(d3*d5)<19。
In addition, the radius of curvature r3 of the second lens thing side, the radius of curvature r4 of the second lens image side surface expire
Sufficient relationship below：0.7<(r3+r4)/(r3-r4)<0.8.
In addition, the focal length f1 of first lens, focal length f2, the focal length f3 of the 3rd lens of second lens,
The focal length f4 of 4th lens, and the focal length f5 of the 5th lens meet following relationship：2.9<f1<3.1, -7.9<
f2<- 7.4, -58<f3<- 50,2.2<f4<2.4, -2.1<f5<-1.9.
In addition, the refractive index n1 of first lens, the refractive index n2 of second lens, the refraction of the 3rd lens
Rate n3, the refractive index n4 of the 4th lens, and the refractive index n5 of the 5th lens meet following relationship：1.5<n1<
1.6,1.8<n2<1.9,1.9<n3<2.1,1.53<n4<1.55,1.52<n5<1.55。
In addition, the Abbe number v1 of first lens, the Abbe number v2 of second lens, the Abbe of the 3rd lens
Number v3, the Abbe number v4 of the 4th lens, and the Abbe number v5 of the 5th lens meet following relationship：55<v1<
57,23<v2<25,19<v3<21,55<v4<57,55<v5<57.
In addition, the optics overall length TTL of the camera optical camera lens is less than or equal to 4.6 millimeters.
In addition, the aperture F numbers of the camera optical camera lens are less than or equal to 1.9.
In addition, thickness is d3 on the axle of second lens, thickness is d5 on the axle of the 3rd lens, meets following pass
It is formula：0.8 ＜ d3/d5 ＜ 0.9.
Brief description of the drawings
Fig. 1 is the structural representation of the camera optical camera lens of the present invention in the first embodiment；
Fig. 2 is that the axle colouring differential of camera optical camera lens shown in Fig. 1 is intended to；
Fig. 3 is the ratio chromatism, schematic diagram of camera optical camera lens shown in Fig. 1；
Fig. 4 is the astigmatism curvature of field and distortion schematic diagram of camera optical camera lens shown in Fig. 1；
Fig. 5 is the structural representation of the camera optical camera lens of the present invention in this second embodiment；
Fig. 6 is that the axle colouring differential of camera optical camera lens shown in Fig. 5 is intended to；
Fig. 7 is the ratio chromatism, schematic diagram of camera optical camera lens shown in Fig. 5；
Fig. 8 is the astigmatism curvature of field and distortion schematic diagram of camera optical camera lens shown in Fig. 5.
Embodiment
To make the object, technical solutions and advantages of the present invention clearer, each reality below in conjunction with accompanying drawing to the present invention
The mode of applying is explained in detail.However, it will be understood by those skilled in the art that in each embodiment of the present invention,
In order that reader more fully understands the present invention and proposes many ins and outs.But even if without these ins and outs and base
Many variations and modification in following embodiment, can also realize claimed technical solution of the invention.
Refer to the attached drawing, the invention provides a kind of camera optical camera lens.Fig. 1 show taking the photograph for first embodiment of the invention
As optical lens 10, the camera optical camera lens 10 includes five lens.Specifically, the camera optical camera lens 10, by thing side extremely
Image side sequentially includes：Aperture St, the first lens L1, the second lens L2, the 3rd lens L3, the 4th lens L4 and the 5th lens
L5.The optical elements such as optical filtering piece (filter) GF are may be provided between 5th lens L5 and image planes Si.
First lens L1 has positive refracting power, and its outwardly thing side is convex surface, and aperture St is arranged at object and
Between one lens L1.Second lens L2, which has, bears refracting power, and in present embodiment, the second lens L2 image side surface is concave surface.The
Three lens L3, which have, bears refracting power, and in present embodiment, the 3rd lens L3 thing side is concave surface, and image side surface is convex surface.4th
Lens L4 has a positive refracting power, and in present embodiment, the 4th lens L4 thing side is concave surface, image side surface is convex surface.5th is saturating
Mirror L5, which has, bears refracting power, and in present embodiment, the 5th lens L5 thing side is concave surface.
Here, the focal length for defining overall camera optical camera lens 10 is f, the focal length of the first lens L1 is f1, described
Two lens L2 focal length is f2, and the focal length of the 3rd lens L3 is f3, and the focal length of the 4th lens L4 is f4, the described 5th
Lens L5 focal length is f5, and the refractive index of the second lens L2 is n2, and the refractive index of the 3rd lens L3 is n3, described
Thickness is d3 on two lens L2 axle, and thickness is d5 on the axle of the 3rd lens L3, the song of the second lens L2 things side
Rate radius is r3, and the radius of curvature of the second lens L2 image side surfaces is r4.The f, f1, f2, f3, f4, f5, n2, n3, d3,
D5, r3 and r4 meet following relationship：0.75<f1/f<0.80,-2.1<f2/f<-1.9,-15<f3/f<-13,0.57<f4/
f<0.61,-0.52<f5/f<-0.48；3.6<n2*n3<3.9,17<1/(d3*d5)<19,0.7<(r3+r4)/(r3-r4)<
0.8。
When thick on the focal length of camera optical camera lens 10 of the present invention, the focal length of each lens, the refractive index of associated lens, axle
When degree and radius of curvature meet above-mentioned relation formula, it can make videography optical lens first 10 that there is larger aperture, and with larger
Image height, the camera system of high pixel is more suitable for, is also more applicable in portable type camera shot equipment.
Specifically, in embodiment of the present invention, the focal length f1 of the first lens L1, the focal length of the second lens L2
F2, the focal length f3 of the 3rd lens L3, the focal length f4 of the 4th lens L4, and the focal length f5 of the 5th lens L5 can
To be designed to meet following relationship：2.9<f1<3.1, -7.9<f2<- 7.4, -58<f3<- 50,2.2<f4<2.4, -2.1<
f5<- 1.9, unit：Millimeter (mm).It is so designed that, enables to the optics overall length TTL of overall camera optical camera lens 10 to become as far as possible
It is short, maintain the characteristic of miniaturization.
Preferably, the optical full length TTL of the camera optical camera lens 10 of embodiment of the present invention is less than or equal to 4.6 millis
Rice.It is so designed that, is more conducive to realize the Miniaturization Design of camera optical camera lens 10.Preferably, in embodiment of the present invention, shooting
The aperture F numbers of optical lens 10 are less than or equal to 1.9, are advantageously implemented the large aperture design of the camera optical camera lens 10, should
The imaging performance for being designed to improve under the low-light (level) environment of camera optical camera lens 10 of large aperture.
Preferably, in embodiment of the present invention, thickness on the lens L3 of thickness d 3 and the 3rd axle on the second lens L2 axle
D5 meets relational expression：0.8 ＜ d3/d5 ＜ 0.9, are so designed that so that the second lens L2 and the 3rd lens L3 have optimal thickness
Degree, it is advantageously implemented the assembling configuration of system.
In the camera optical camera lens 10 of the present invention, the material of each lens can be glass or plastics, if the material of lens is glass
Glass, then it can increase the free degree of optical system refracting power configuration of the present invention, if lens material is plastics, can effectively reduce
Production cost.
In embodiment of the present invention, the material of the second lens L2 and the 3rd lens L3 are glass, first lens
L1, the 4th lens L4 and the 5th lens L5 material are plastics.Wherein, the second lens L2 and the 3rd lens L3 for glass
The design of material can effectively lift the optical property of camera optical camera lens 10, and under the conditions of different temperature and humidities, it can
There is preferable performance by property.
Further, in a preferred embodiment of the invention, the refractive index n1 of the first lens L1, described second is saturating
Mirror L2 refractive index n2, the refractive index n3 of the 3rd lens L3, the refractive index n4 of the 4th lens L4, and the described 5th
Lens L5 refractive index n5 meets following relationship：1.5<n1<1.6,1.8<n2<1.9,1.9<n3<2.1,1.53<n4<1.55,
1.52<n5<1.55.It is so designed that, is advantageous to lens and also can preferably be matched when using different optical materials, Jin Erke
The camera optical camera lens 10 is set to obtain preferable image quality.
It should be noted that in embodiment of the present invention, the Abbe number v1, the second lens L2 of the first lens L1
Abbe number v2, the Abbe number v3 of the 3rd lens L3, the Abbe number v4 of the 4th lens L4, and the 5th lens
L5 Abbe number v5 is designed to meet following relationship：55<v1<57,23<v2<25,19<v3<21,55<v4<57,55<
v5<57.It is so designed that, can effectively suppresses Optical Chromatic phenomenon when camera optical camera lens 10 is imaged.
It is understood that the refractive index design and Abbe number design of above-mentioned each lens can be combined with each other and
Apply in the design of camera optical camera lens 10, so that the second lens L2 and the 3rd lens L3 is using high refraction
The optical material of rate, low Abbe number, it can effectively reduce system aberration, greatly improve the imaging product of camera optical camera lens 10
Matter.
In addition, the surface of lens could be arranged to aspherical, the aspherical shape that can be easily fabricated to beyond sphere, obtain
More controlled variable is obtained, to cut down aberration, and then reduces the number that lens use, therefore can effectively reduce the present invention and take the photograph
As the total length of optical lens.In embodiment of the present invention, the thing side of each lens and image side surface are aspherical.
Preferably, the point of inflexion and/or stationary point are also provided with the thing side of the lens and/or image side surface, with full
The imaging demand of sufficient high-quality, specifically can embodiment, join lower described.
It shown below the design data of the camera optical camera lens 10 according to embodiment of the present invention 1.
Table 1, table 2 show the data of the camera optical camera lens 10 of embodiment of the present invention 1.
【Table 1】
The implication of each symbol is as follows.
f：The focal length of camera optical camera lens 10；
f1：First lens L1 focal length；
f2：Second lens L2 focal length；
f3：3rd lens L3 focal length；
f4：4th lens L4 focal length；
f5：5th lens L5 focal length.
【Table 2】
Wherein, R1, R2 are the first lens L1 thing side, image side surface, and R3, R4 are the second lens L2 thing side, image side
Face, R5, R6 are the 3rd lens L3 thing side, image side surface, and R7, R8 are the 4th lens L4 thing side, image side surface, and R9, R10 are
5th lens L5 thing side, image side surface, R11, R12 are optical filtering piece GF thing side, image side surface.Other each symbols contain
Justice is as follows.
d0：Aperture St is to distance on the axle of the first lens L1 thing side；
d1：Thickness on first lens L1 axle；
d2：First lens L1 image side surface is to distance on the axle of the second lens L2 thing side；
d3：Thickness on second lens L2 axle；
d4：Second lens L2 image side surface is to distance on the axle of the 3rd lens L3 thing side；
d5：Thickness on 3rd lens L3 axle；
d6：3rd lens L3 image side surface is to distance on the axle of the 4th lens L4 thing side；
d7：Thickness on 4th lens L4 axle；
d8：4th lens L4 image side surface is to distance on the axle of the 5th lens L5 thing side；
d9：Thickness on 5th lens L5 axle；
d10：5th lens L5 image side surface is to distance on the axle of optical filtering piece GF thing side；
d11：Thickness on optical filtering piece GF axle；
d12：Optical filtering piece GF image side surface is to distance on the axle of image planes；
nd1：First lens L1 refractive index；
nd2：Second lens L2 refractive index；
nd3：3rd lens L3 refractive index；
nd4：4th lens L4 refractive index；
nd5：5th lens L5 refractive index；
ndg：Optical filtering piece GF refractive index；
v1：First lens L1 Abbe number；
v2：Second lens L2 Abbe number；
v3：3rd lens L3 Abbe number；
v4：4th lens L4 Abbe number；
v5：5th lens L5 Abbe number；
vg：Optical filtering piece GF Abbe number.
Table 3 shows the aspherical surface data of each lens in the camera optical camera lens 10 of embodiment of the present invention 1.
【Table 3】
Table 4, table 5 show that the point of inflexion of each lens and stationary point are set in the camera optical camera lens 10 of embodiment of the present invention 1
Count.Wherein, R1, R2 represent the first lens L1 thing side and image side surface respectively, and R3, R4 represent the second lens L2's respectively
Thing side and image side surface, R5, R6 represent the 3rd lens L3 thing side and image side surface respectively, and R7, R8 represent the 4th lens respectively
L4 thing side and image side surface, R9, R10 represent the 5th lens L5 thing side and image side surface respectively." point of inflexion position " field
Corresponding data is vertical range of the point of inflexion set by each lens surface to the optical axis of camera optical camera lens 10." stationary point position " column
Position corresponding data is vertical range of the stationary point set by each lens surface to the optical axis of camera optical camera lens 10.
【Table 4】
| Point of inflexion number | Point of inflexion position 1 | Point of inflexion position 2 | Point of inflexion position 3 | |
| R1 | 1 | 1.025 | ||
| R2 | 1 | 0.745 | ||
| R3 | 1 | 0.325 | ||
| R4 | 1 | 0.875 | ||
| R5 | 0 | |||
| R6 | 0 | |||
| R7 | 2 | 1.115 | 1.445 | |
| R8 | 2 | 1.105 | 1.585 | |
| R9 | 1 | 1.305 | ||
| R10 | 3 | 0.575 | 2.455 | 2.675 |
【Table 5】
| Stationary point number | Stationary point position 1 | |
| R1 | 0 | |
| R2 | 1 | 0.995 |
| R3 | 1 | 0.465 |
| R4 | 0 | |
| R5 | 0 | |
| R6 | 0 | |
| R7 | 0 | |
| R8 | 0 | |
| R9 | 1 | 2.315 |
| R10 | 1 | 1.285 |
Fig. 2, Fig. 3 respectively illustrate camera optical of light of the wavelength for 486nm, 588nm and 656nm Jing Guo embodiment 1
Aberration and ratio chromatism, schematic diagram on axle after camera lens 10.Fig. 4 then shows that wavelength is that 588nm light passes through embodiment 1
Camera optical camera lens 10 after the astigmatism curvature of field and distortion schematic diagram.
Table 6 below lists the numerical value that each relational expression is corresponded in present embodiment according to above-mentioned relation formula.Obviously, this implementation
The imaging optical system of mode meets above-mentioned relational expression.
【Table 6】
| Condition | Embodiment 1 |
| 0.75<f1/f<0.80 | 0.781026607 |
| -2.1<f2/f<-1.9 | -1.960317957 |
| -15<f3/f<-13 | -13.81075419 |
| 0.57<f4/f<0.61 | 0.592599883 |
| -0.52<f5/f<-0.48 | -0.50383797 |
| 3.6<n2*n3<3.9 | 3.738353858 |
| 17<1/(d3*d5)<19 | 18.23985408 |
| 0.7<(r3+r4)/(r3-r4)<0.8 | 0.764209556 |
In the present embodiment, the Entry pupil diameters of the camera optical camera lens are 2.06mm, and full filed image height is
3.261mm, the angle of visual field of diagonal is 79.07 °.
As shown in figure 5, it is the camera optical camera lens 20 in embodiment of the present invention 2, the camera optical camera lens 20 and reality
The structure configuration for applying the camera optical camera lens 10 in mode 1 is substantially the same.
It shown below the design data of the camera optical camera lens 20 according to embodiment of the present invention 2.
Table 7, table 8 show the data of the camera optical camera lens 20 of embodiment of the present invention 2.
【Table 7】
The implication of each symbol is as follows.
f：The focal length of camera optical camera lens 20；
f1：First lens L1 focal length；
f2：Second lens L2 focal length；
f3：3rd lens L3 focal length；
f4：4th lens L4 focal length；
f5：5th lens L5 focal length.
【Table 8】
Wherein, R1, R2 are the first lens L1 thing side, image side surface, and R3, R4 are the second lens L2 thing side, image side
Face, R5, R6 are the 3rd lens L3 thing side, image side surface, and R7, R8 are the 4th lens L4 thing side, image side surface, and R9, R10 are
5th lens L5 thing side, image side surface, R11, R12 are optical filtering piece GF thing side, image side surface.Other each symbols contain
Justice is as follows.
d0：Aperture St is to distance on the axle of the first lens L1 thing side；
d1：Thickness on first lens L1 axle；
d2：First lens L1 image side surface is to distance on the axle of the second lens L2 thing side；
d3：Thickness on second lens L2 axle；
d4：Second lens L2 image side surface is to distance on the axle of the 3rd lens L3 thing side；
d5：Thickness on 3rd lens L3 axle；
d6：3rd lens L3 image side surface is to distance on the axle of the 4th lens L4 thing side；
d7：Thickness on 4th lens L4 axle；
d8：4th lens L4 image side surface is to distance on the axle of the 5th lens L5 thing side；
d9：Thickness on 5th lens L5 axle；
d10：5th lens L5 image side surface is to distance on the axle of optical filtering piece GF thing side；
d11：Thickness on optical filtering piece GF axle；
d12：Optical filtering piece GF image side surface is to distance on the axle of image planes；
nd1：First lens L1 refractive index；
nd2：Second lens L2 refractive index；
nd3：3rd lens L3 refractive index；
nd4：4th lens L4 refractive index；
nd5：5th lens L5 refractive index；
ndg：Optical filtering piece GF refractive index；
v1：First lens L1 Abbe number；
v2：Second lens L2 Abbe number；
v3：3rd lens L3 Abbe number；
v4：4th lens L4 Abbe number；
v5：5th lens L5 Abbe number；
vg：Optical filtering piece GF Abbe number.
Table 9 shows the aspherical surface data of each lens in the camera optical camera lens 20 of embodiment of the present invention 2.
【Table 9】
Table 10, table 11 show the point of inflexion of each lens and stationary point in the camera optical camera lens 20 of embodiment of the present invention 2
Design data.Wherein, R1, R2 represent the first lens L1 thing side and image side surface respectively, and R3, R4 represent the second lens L2 respectively
Thing side and image side surface, R5, R6 represent the 3rd lens L3 thing side and image side surface respectively, it is saturating that R7, R8 represent the 4th respectively
Mirror L4 thing side and image side surface, R9, R10 represent the 5th lens L5 thing side and image side surface respectively." point of inflexion position " column
Position corresponding data is vertical range of the point of inflexion set by each lens surface to the optical axis of camera optical camera lens 20." stationary point position "
Field corresponding data is vertical range of the stationary point set by each lens surface to the optical axis of camera optical camera lens 20.
【Table 10】
| Point of inflexion number | Point of inflexion position 1 | Point of inflexion position 2 | Point of inflexion position 3 | |
| R1 | 1 | 1.025 | ||
| R2 | 1 | 0.745 | ||
| R3 | 1 | 0.325 | ||
| R4 | 1 | 0.875 | ||
| R5 | 0 | |||
| R6 | 0 | |||
| R7 | 2 | 1.115 | 1.455 | |
| R8 | 2 | 1.105 | 1.585 | |
| R9 | 1 | 1.315 | ||
| R10 | 3 | 0.575 | 2.465 | 2.665 |
【Table 11】
| Stationary point number | Stationary point position 1 | |
| R1 | 0 | |
| R2 | 1 | 0.995 |
| R3 | 1 | 0.475 |
| R4 | 0 | |
| R5 | 0 | |
| R6 | 0 | |
| R7 | 0 | |
| R8 | 0 | |
| R9 | 0 | |
| R10 | 1 | 1.295 |
Fig. 6, Fig. 7 respectively illustrate camera optical of light of the wavelength for 486nm, 588nm and 656nm Jing Guo embodiment 1
Aberration and ratio chromatism, schematic diagram on axle after camera lens 20.Fig. 8 then shows that wavelength is that 588nm light passes through embodiment 2
Camera optical camera lens 20 after the astigmatism curvature of field and distortion schematic diagram.
Table 12 below lists the numerical value that each relational expression is corresponded in present embodiment according to above-mentioned relation formula.Obviously, this reality
The imaging optical system for applying mode meets above-mentioned relational expression.
【Table 12】
In the present embodiment, the Entry pupil diameters of the camera optical camera lens are 2.06mm, and full filed image height is
3.261mm, the angle of visual field of diagonal is 79.15 °.
It will be understood by those skilled in the art that the respective embodiments described above are to realize the specific embodiment party of the present invention
Formula, and in actual applications, can to it, various changes can be made in the form and details, without departing from the spirit and model of the present invention
Enclose.
Claims (10)
1. a kind of camera optical camera lens, it is characterised in that the camera optical camera lens, sequentially included by thing side to image side：One light
Circle, one has the first lens of positive refracting power, and one has the second lens of negative refracting power, and one the with negative refracting power the 3rd is saturating
Mirror, one has the 4th lens of positive refracting power, and one has the 5th lens for bearing refracting power；
The focal length of overall camera optical camera lens is f, and the focal length of first lens is f1, and the focal length of second lens is f2,
The focal length of 3rd lens is f3, and the focal length of the 4th lens is f4, and the focal lengths of the 5th lens is f5, described second
The radius of curvature of lens image side surface is r4, meets following relationship：
0.75<f1/f<0.80,-2.1<f2/f<-1.9,-15<f3/f<-13,0.57<f4/f<0.61,-0.52<f5/f<-
0.48。
2. camera optical camera lens according to claim 1, it is characterised in that the refractive index n2 of second lens, it is described
The refractive index n3 of 3rd lens meets following relationship：
3.6<n2*n3<3.9。
3. camera optical camera lens according to claim 1, it is characterised in that thickness d 3 on the axle of second lens, institute
State thickness d 5 on the axle of the 3rd lens and meet following relationship：
17<1/(d3*d5)<19。
4. camera optical camera lens according to claim 1, it is characterised in that the radius of curvature of the second lens thing side
R3, the radius of curvature r4 of the second lens image side surface meet relationship below：
0.7<(r3+r4)/(r3-r4)<0.8。
5. camera optical camera lens according to claim 1, it is characterised in that the focal length f1 of first lens, described
Focal length f2, the focal length f3 of the 3rd lens, the focal length f4 of the 4th lens of two lens, and Jiao of the 5th lens
Meet following relationship away from f5：
2.9<f1<3.1, -7.9<f2<- 7.4, -58<f3<- 50,2.2<f4<2.4, -2.1<f5<-1.9.
6. camera optical camera lens according to claim 1, it is characterised in that the refractive index n1 of first lens, it is described
Refractive index n2, the refractive index n3 of the 3rd lens, the refractive index n4 of the 4th lens of second lens, and the described 5th
The refractive index n5 of lens meets following relationship：
1.5<n1<1.6,1.8<n2<1.9,1.9<n3<2.1,1.53<n4<1.55,1.52<n5<1.55。
7. camera optical camera lens according to claim 1, it is characterised in that the Abbe number v1 of first lens, it is described
Abbe number v2, the Abbe number v3 of the 3rd lens, the Abbe number v4 of the 4th lens of second lens, and the described 5th
The Abbe number v5 of lens meets following relationship：
55<v1<57,23<v2<25,19<v3<21,55<v4<57,55<v5<57.
8. camera optical camera lens according to claim 1, it is characterised in that the optics overall length of the camera optical camera lens
TTL is less than or equal to 4.6 millimeters.
9. camera optical camera lens according to claim 1, it is characterised in that the aperture F numbers of the camera optical camera lens are small
In or equal to 1.9.
10. camera optical camera lens according to claim 1, it is characterised in that thickness is d3 on the axle of second lens,
Thickness is d5 on the axle of 3rd lens, meets following relationship：0.8 ＜ d3/d5 ＜ 0.9.
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711144082.7A CN107884910A (en) | 2017-11-17 | 2017-11-17 | Camera optical camera lens |
| JP2018141511A JP6496871B1 (en) | 2017-11-17 | 2018-07-27 | Imaging optical lens |
| US16/102,006 US10775587B2 (en) | 2017-11-17 | 2018-08-13 | Camera optical lens |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711144082.7A CN107884910A (en) | 2017-11-17 | 2017-11-17 | Camera optical camera lens |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107884910A true CN107884910A (en) | 2018-04-06 |
Family
ID=61777776
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711144082.7A Withdrawn CN107884910A (en) | 2017-11-17 | 2017-11-17 | Camera optical camera lens |
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| Country | Link |
|---|---|
| JP (1) | JP6496871B1 (en) |
| CN (1) | CN107884910A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2021127822A1 (en) * | 2019-12-23 | 2021-07-01 | 诚瑞光学(常州)股份有限公司 | Photographing optical lens |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110515178B (en) * | 2019-08-14 | 2021-10-19 | 诚瑞光学(常州)股份有限公司 | Image pickup optical lens |
| CN111025537B (en) * | 2019-12-16 | 2021-09-28 | 诚瑞光学(常州)股份有限公司 | Image pickup optical lens |
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| CN106802467A (en) * | 2016-12-14 | 2017-06-06 | 瑞声科技(新加坡)有限公司 | Camera optical camera lens |
| CN106802472A (en) * | 2016-12-14 | 2017-06-06 | 瑞声科技(新加坡)有限公司 | Camera optical camera lens |
| CN106842505A (en) * | 2017-03-03 | 2017-06-13 | 瑞声科技(新加坡)有限公司 | Camera optical camera lens |
| CN106980168A (en) * | 2016-12-14 | 2017-07-25 | 瑞声科技(新加坡)有限公司 | Camera optical camera lens |
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| CN101995641B (en) * | 2009-08-24 | 2012-05-30 | 大立光电股份有限公司 | Photographic lens system |
| TWI422900B (en) * | 2010-12-23 | 2014-01-11 | Largan Precision Co Ltd | Photographing optical lens assembly |
| TWI431356B (en) * | 2011-01-03 | 2014-03-21 | Largan Precision Co | Image pick-up optical lens assembly |
| TWI440924B (en) * | 2011-09-06 | 2014-06-11 | Largan Precision Co Ltd | Image lens system |
| CN103364929B (en) * | 2012-03-30 | 2015-08-19 | 玉晶光电(厦门)有限公司 | Optical imaging lens and apply the electronic installation of this camera lens |
| JP6324830B2 (en) * | 2014-07-14 | 2018-05-16 | カンタツ株式会社 | Imaging lens |
| TWI576632B (en) * | 2015-03-02 | 2017-04-01 | 大立光電股份有限公司 | Imaging system, image capturing apparatus and electronic device |
| CN105445904B (en) * | 2015-07-10 | 2017-10-20 | 玉晶光电(厦门)有限公司 | Portable electron device and its optical imaging lens |
| JP6150317B2 (en) * | 2016-08-30 | 2017-06-21 | 富士フイルム株式会社 | Imaging lens and imaging device provided with imaging lens |
| CN107167900B (en) * | 2017-07-25 | 2022-09-06 | 浙江舜宇光学有限公司 | Optical imaging lens |
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- 2017-11-17 CN CN201711144082.7A patent/CN107884910A/en not_active Withdrawn
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|---|---|---|---|---|
| CN106802467A (en) * | 2016-12-14 | 2017-06-06 | 瑞声科技(新加坡)有限公司 | Camera optical camera lens |
| CN106802472A (en) * | 2016-12-14 | 2017-06-06 | 瑞声科技(新加坡)有限公司 | Camera optical camera lens |
| CN106980168A (en) * | 2016-12-14 | 2017-07-25 | 瑞声科技(新加坡)有限公司 | Camera optical camera lens |
| CN106842505A (en) * | 2017-03-03 | 2017-06-13 | 瑞声科技(新加坡)有限公司 | Camera optical camera lens |
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| WO2021127822A1 (en) * | 2019-12-23 | 2021-07-01 | 诚瑞光学(常州)股份有限公司 | Photographing optical lens |
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| JP2019095769A (en) | 2019-06-20 |
| JP6496871B1 (en) | 2019-04-10 |
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