CN105988187A - Image pick-up lens - Google Patents
Image pick-up lens Download PDFInfo
- Publication number
- CN105988187A CN105988187A CN201510422637.4A CN201510422637A CN105988187A CN 105988187 A CN105988187 A CN 105988187A CN 201510422637 A CN201510422637 A CN 201510422637A CN 105988187 A CN105988187 A CN 105988187A
- Authority
- CN
- China
- Prior art keywords
- lens
- pick
- aspherical
- focal length
- image pick
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Landscapes
- Lenses (AREA)
Abstract
The invention discloses an image pick-up lens. The image pick-up lens includes a first lens, a second lens, a third lens, a fourth lens, a fifth lens an a sixth lens which are distributed from an object side to an image side sequentially; the first lens has positive refractive power, and the object side surface of the first lens is a convex surface; the second lens has negative refracting power, and the image side surface of the second lens is a concave surface; the third lens has negative refractive power; the fourth lens has refractive power; the fifth lens has positive refractive power, and the image side surface of the fifth lens is a concave surface or a flat surface at a paraxial position, and the fifth lens has at least one convex surface at off-axis positions; and the sixth lens has negative refractive power. The image pick-up lens satisfies the following formulas that: 0.5<=f/f5< 1.5, wherein f is the effective focal length of the image pick-up lens, and f5 is the effective focal length of the fifth lens; and -1.6<f/f6<-0.7, wherein f6 is the effective focal length of the sixth lens. According to the image pick-up lens configured as the above manners, high resolution can be ensured, the relative illumination of the periphery of the image pick-up lens can be improved; and the overall optical power of the image pick-up lens is located at the front relatively, so that the size of the image pick-up lens can be effectively reduced, and the miniaturization of the image pick-up lens can be ensured.
Description
Technical field
The present invention relates to field of photography, more specifically, relate to a kind of pick-up lens.
Background technology
The photo-sensitive cell of general optical system is photosensitive coupling element (CCD) or Complimentary Metal-Oxide semiconductor element
(CMOS) two kinds.With progressing greatly of manufacture of semiconductor technology, the Pixel Dimensions of photo-sensitive cell constantly reduces, corresponding
Optical system also tends to the performance such as high resolution and high-quality.
Five conventional chip camera lenses cannot meet the demand to high-quality for the market, and in small-bore configuration, camera lens has
Effect improves image quality, maintains the characteristic of miniaturization simultaneously, but also needs to promote pixel and resolving power etc. property further
Energy.In order to meet the demand of high resolution, need to use bigbore configuration, the demand of illumination could be met, and known
Five slice structures bigbore configuration under, will be unable to shorten further system length, meet picture element requirement.
Content of the invention
It is contemplated that at least solve one of technical problem present in prior art.To this end, the present invention needs to provide one
Pick-up lens.
A kind of pick-up lens, is included to image side successively by thing side:
Having the first lens of positive refracting power, the thing side of this first lens is convex surface；
Having the second lens of negative refracting power, the image side surface of this second lens is concave surface；
There are the 3rd lens of negative refracting power；
There are the 4th lens of refracting power；
Having the 5th lens of positive refracting power, the image side surface of the 5th lens is concave surface or plane at paraxial place, and locates off axis
There is at least one convex surface；
There are the 6th lens of negative refracting power；
This pick-up lens meets following relationship:
0.5≤f/f5 ＜ 1.5；
-1.6 ＜ f/f6 ＜-0.7,
Wherein, f is the effective focal length of this pick-up lens, and f5 is the effective focal length of the 5th lens, and f6 is the 6th lens
Effective focal length.
Meet the pick-up lens of above-mentioned configuration while advantageously ensure that high resolution, promote periphery relative illumination；And shooting
The overall focal power of camera lens is relatively forward, effectively reduces pick-up lens size, it is ensured that the miniaturization of pick-up lens.
In one embodiment, this pick-up lens meets following relationship:
0.6 ＜ SD62/ImgH ＜ 0.9, wherein, SD62 is the effective radius of the image side surface of the 6th lens, ImgH
Half for the catercorner length of effective pixel area on imaging surface.
In one embodiment, this pick-up lens meets following relationship:
5.0 ＜ f/CT1 ＜ 6.5, wherein, f is the effective focal length of this pick-up lens, and CT1 is that the center of this first lens is thick
Degree.
In one embodiment, this pick-up lens meets following relationship:
1.4 ＜ f2/f6 ＜ 2.3, wherein, f2 is the effective focal length of this second lens, and f6 is the effective focal length of the 6th lens.
In one embodiment, this pick-up lens meets following relationship:
0.5 ＜ | R5/R6 |≤2.0, wherein, R5 is the radius of curvature of the thing side of the 3rd lens, and R6 is the 3rd saturating
The radius of curvature of the image side surface of mirror.
In one embodiment, this pick-up lens meets following relationship:
TTL/ImgH ＜ 1.7, wherein, TTL is the lens overall length of this pick-up lens, and ImgH is effective picture on imaging surface
The half of the catercorner length in element region.
In one embodiment, the thing side of this second lens is convex surface, and the thing side of the 5th lens at paraxial place is
Convex surface.
In one embodiment, the thing side of the 4th lens is concave surface at paraxial place, and the image side surface of the 4th lens exists
Paraxial place is convex surface.
In one embodiment, the image side surface of the 6th lens is concave surface at paraxial place.
The additional aspect of the present invention and advantage will part be given in the following description, and part will become from the following description
Substantially, or recognized by the practice of the present invention.
Brief description
Above-mentioned and/or the additional aspect of the present invention and advantage are from combining the description to embodiment for the accompanying drawings below and will become
Obvious and easy to understand, wherein:
Fig. 1 is the structural representation of embodiment 1 pick-up lens；
Fig. 2 is chromaticity difference diagram (mm) on the axle of embodiment 1 pick-up lens；
Fig. 3 is the astigmatism figure (mm) of embodiment 1 pick-up lens；
Fig. 4 is the distortion figure (%) of embodiment 1 pick-up lens；
Fig. 5 is the ratio chromatism, figure (um) of embodiment 1 pick-up lens；
Fig. 6 is the structural representation of embodiment 2 pick-up lens；
Fig. 7 is chromaticity difference diagram (mm) on the axle of embodiment 2 pick-up lens；
Fig. 8 is the astigmatism figure (mm) of embodiment 2 pick-up lens；
Fig. 9 is the distortion figure (%) of embodiment 2 pick-up lens；
Figure 10 is the ratio chromatism, figure (um) of embodiment 2 pick-up lens；
Figure 11 is the structural representation of embodiment 3 pick-up lens；
Figure 12 is chromaticity difference diagram (mm) on the axle of embodiment 3 pick-up lens；
Figure 13 is the astigmatism figure (mm) of embodiment 3 pick-up lens；
Figure 14 is the distortion figure (%) of embodiment 3 pick-up lens；
Figure 15 is the ratio chromatism, figure (um) of embodiment 3 pick-up lens；
Figure 16 is the structural representation of embodiment 4 pick-up lens；
Figure 17 is chromaticity difference diagram (mm) on the axle of embodiment 4 pick-up lens；
Figure 18 is the astigmatism figure (mm) of embodiment 4 pick-up lens；
Figure 19 is the distortion figure (%) of embodiment 4 pick-up lens；
Figure 20 is the ratio chromatism, figure (um) of embodiment 4 pick-up lens；
Figure 21 is the structural representation of embodiment 5 pick-up lens；
Figure 22 is chromaticity difference diagram (mm) on the axle of embodiment 5 pick-up lens；
Figure 23 is the astigmatism figure (mm) of embodiment 5 pick-up lens；
Figure 24 is the distortion figure (%) of embodiment 5 pick-up lens；
Figure 25 is the ratio chromatism, figure (um) of embodiment 5 pick-up lens；
Figure 26 is the structural representation of embodiment 6 pick-up lens；
Figure 27 is chromaticity difference diagram (mm) on the axle of embodiment 6 pick-up lens；
Figure 28 is the astigmatism figure (mm) of embodiment 6 pick-up lens；
Figure 29 is the distortion figure (%) of embodiment 6 pick-up lens；
Figure 30 is the ratio chromatism, figure (um) of embodiment 6 pick-up lens；
Figure 31 is the schematic diagram of embodiment 7 pick-up lens；
Figure 32 is chromaticity difference diagram (mm) on the axle of embodiment 7 pick-up lens；
Figure 33 is the astigmatism figure (mm) of embodiment 7 pick-up lens；
Figure 34 is the distortion figure (%) of embodiment 7 pick-up lens；
Figure 35 is the ratio chromatism, figure (um) of embodiment 7 pick-up lens；
Figure 36 is the structural representation of embodiment 8 pick-up lens；
Figure 37 is chromaticity difference diagram (mm) on the axle of embodiment 8 pick-up lens；
Figure 38 is the astigmatism figure (mm) of embodiment 8 pick-up lens；
Figure 39 is the distortion figure (%) of embodiment 8 pick-up lens；
Figure 40 is the ratio chromatism, figure (um) of embodiment 8 pick-up lens.
Detailed description of the invention
Embodiments of the present invention are described below in detail, and the example of described embodiment is shown in the drawings, wherein ad initio extremely
Same or similar label represents same or similar element or has the element of same or like function eventually.Below by ginseng
The embodiment examining accompanying drawing description is exemplary, is only used for explaining the present invention, and is not considered as limiting the invention.
In describing the invention, it is to be understood that term " first ", " second " be only used for describe purpose, and
It is not intended that indicate or imply relative importance or the implicit quantity indicating indicated technical characteristic.Thus, limit
Have " first ", the feature of " second " can express or implicitly include one or more described features.At this
In the description of invention, " multiple " are meant that two or more, unless otherwise expressly limited specifically.
In describing the invention, it should be noted that unless otherwise clearly defined and limited, term " install ",
" be connected ", " connection " should be interpreted broadly, for example, it may be fixing connect, it is also possible to be to removably connect, or
It is integrally connected；Can be to be mechanically connected, it is also possible to be to electrically connect or can be in communication with each other；Can be to be joined directly together, also
Can be indirectly connected to by intermediary, can be connection or the interaction relationship of two elements of two element internals.
For the ordinary skill in the art, above-mentioned term specifically containing in the present invention can be understood as the case may be
Justice.
Following disclosure provides many different embodiments or example for realizing the different structure of the present invention.For letter
Change disclosure of the invention, hereinafter to the parts of specific examples be set for describing.Certainly, they are only merely illustrative,
And it is not intended to limit the present invention.Additionally, the present invention can repeat reference numerals and/or reference in different examples
Letter, this repetition is for purposes of simplicity and clarity, itself does not indicate discussed various embodiment and/or sets
Relation between Ding.Additionally, the example of the various specific technique that the invention provides and material, but this area is common
Technical staff is it can be appreciated that the use of the application of other techniques and/or other materials.
Refer to Fig. 1, the pick-up lens of better embodiment of the present invention, included successively to image side by thing side:
Having the first lens E1 of positive refracting power, the thing side S1 of the first lens E1 is convex surface；
Having the second lens E2 of negative refracting power, the image side surface S4 of the second lens E2 is concave surface；
There is the 3rd lens E3 of negative refracting power；
There is the 4th lens E4 of refracting power；
Having the 5th lens E5 of positive refracting power, the paraxial place of image side surface S10 of the 5th lens E5 is concave surface or plane, and
Off-axis place has at least one convex surface；
There is the 6th lens E6 of negative refracting power；
Pick-up lens meets following relationship:
0.5≤f/f5 ＜ 1.5；
-1.6 ＜ f/f6 ＜-0.7；
Wherein, f is the effective focal length of pick-up lens, and f5 is the effective focal length of the 5th lens, and f6 is the effective of the 6th lens
Focal length.
Meet the pick-up lens of above-mentioned configuration while advantageously ensure that high resolution, promote periphery relative illumination；And shooting
The overall focal power of camera lens is relatively forward, effectively reduces pick-up lens size, it is ensured that the miniaturization of pick-up lens.4th lens
The refracting power of E4 is positive and negative can.
It is preferred that pick-up lens meets following relationship: 0.6 ＜ SD62/ImgH ＜ 0.9；
Wherein, SD62 is the effective radius of the image side surface of the 6th lens, and ImgH is effective pixel area on imaging surface
The half of catercorner length.
The pick-up lens meeting above formula requirement is conducive to reducing effective clear aperture of the 6th lens, thus reduces pick-up lens
Size；And rim ray converges on the 6th lens, it is possible to decrease incident angle on sensitive chip for the light, effectively revise
Off-axis aberration, and then promote image quality.
It is preferred that pick-up lens meets following relationship: 5.0 ＜ f/CT1 ＜ 6.5；
Wherein, f is the effective focal length of pick-up lens, and CT1 is the center thickness of the first lens.
The pick-up lens meeting above formula requirement advantageously ensures that the miniaturization of pick-up lens, shortens the total of pick-up lens further
Length.
It is preferred that pick-up lens meets following relationship: 1.4 ＜ f2/f6 ＜ 2.3；
Wherein, f2 is the effective focal length of the second lens, and f6 is the effective focal length of the 6th lens.
The pick-up lens meeting above formula requirement is conducive to the focal power of reasonable distribution system, effective update the system aberration.
It is preferred that pick-up lens meets following relationship: 0.5 ＜ | R5/R6 |≤2.0；
Wherein, R5 is the radius of curvature of the thing side of the 3rd lens, and R6 is the radius of curvature of the image side surface of the 3rd lens.
The pick-up lens meeting above formula requirement can make lens thickness relatively well-balanced so that the overall picture element in center to edge is more equal
Even, beneficially lens shaping.
It is preferred that pick-up lens meets following relationship: TTL/ImgH ＜ 1.7；
Wherein, TTL is the lens overall length of pick-up lens, and ImgH is the catercorner length of effective pixel area on imaging surface
Half.
Meet the total length of pick-up lens that the pick-up lens of above formula requirement is conducive to shortening, it is ensured that pick-up lens small-sized
Change.
The thing side S3 of the second lens E2 of pick-up lens is convex surface, and the thing side S9 of the 5th lens E5 is at paraxial place
For convex surface.
The thing side S7 of the 4th lens E4 of pick-up lens is concave surface at paraxial place, the image side surface S8 of the 4th lens E4
It is convex surface at paraxial place.
In pick-up lens, the image side surface S12 of the 6th lens E6 is concave surface at paraxial place.
Meeting the above requirement to lens shape, pick-up lens can promote the relative illumination at pick-up lens edge further, carry
The resolving power of high pick-up lens；The center thickness ratio of each lens is more uniform simultaneously, makes pick-up lens structure relative compact,
Be conducive to the vertical technique of group.
During imaging, light passes through after six-element lens through having the optical filter E7 of thing side surface S13 and image side surface S14
After image in imaging surface S15.
In some embodiments, the first lens E1, the second lens E2, the 3rd lens E3, the 4th lens E4,
Five lens E5 and the 6th lens E6 are non-spherical lens.
Aspheric face shape is determined by below equation:
Wherein, h is aspherical arbitrary point to the height of optical axis, and c is vertex curvature, and k is conic constants, Ai right and wrong
The correction factor on sphere the i-th-th rank.
Embodiment 1
Incorporated by reference to Fig. 1～Fig. 5, in embodiment 1, pick-up lens meets table 1 below and the condition of table 2:
Table 1
| Surface number | Surface type | Radius of curvature | Thickness | Refractive index/Abbe number | Circular cone coefficient |
| OBJ | Sphere | Infinite | Infinite | -- | -- |
| STO | Sphere | Infinite | -0.4584 | -- | -- |
| S1 | Aspherical | 1.8681 | 0.8162 | 1.544/56.11 | -1.2391 |
| S2 | Aspherical | -102.5760 | 0.0527 | -- | -7.2605 |
| S3 | Aspherical | 59.9633 | 0.2502 | 1.651/21.52 | -1.0000 |
| S4 | Aspherical | 3.8299 | 0.4933 | -- | -25.2865 |
| S5 | Aspherical | 11.3187 | 0.3007 | 1.651/21.52 | -23.4035 |
| S6 | Aspherical | 9.7562 | 0.1398 | -- | -1.0001 |
| S7 | Aspherical | -12.7513 | 0.6739 | 1.544/56.11 | -99.0000 |
| S8 | Aspherical | -14.5140 | 0.3276 | -- | -1.9122 |
| S9 | Aspherical | 2.3572 | 0.4614 | 1.544/56.11 | -2.5237 |
| S10 | Aspherical | 61.4244 | 0.7374 | -- | -12.1116 |
| S11 | Aspherical | -6.0423 | 0.3500 | 1.544/56.11 | -37.5073 |
| S12 | Aspherical | 2.4229 | 0.1810 | -- | -16.4738 |
| S13 | Sphere | Infinite | 0.2100 | 1.517/64.17 | -- |
| S14 | Sphere | Infinite | 0.4757 | -- | -- |
| S15 | Sphere | Infinite | -- | -- | -- |
Table 2
In addition, f1=3.37mm；F2=-6.24mm；F3=-116.56mm；F4=-222.33mm；
F5=4.48mm；F6=-3.12mm and f=4.57mm；HFOV=37.7 °；TTL=5.47mm；Fno=1.8.
Embodiment 2
Incorporated by reference to Fig. 6～Figure 10, in example 2, pick-up lens meets table 3 below and the condition of table 4:
Table 3
| Surface number | Surface type | Radius of curvature | Thickness | Refractive index/Abbe number | Circular cone coefficient |
| OBJ | Sphere | Infinite | Infinite | -- | -- |
| STO | Sphere | Infinite | -0.4676 | -- | -- |
| S1 | Aspherical | 1.7460 | 0.8179 | 1.544/56.11 | -1.1083 |
| S2 | Aspherical | -89.5196 | 0.0372 | -- | -55.6645 |
| S3 | Aspherical | 80.6916 | 0.2500 | 1.651/21.52 | -99.0000 |
| S4 | Aspherical | 3.6942 | 0.4326 | -23.9215 | |
| S5 | Aspherical | 10.8085 | 0.3000 | 1.651/21.52 | -1.3144 |
| S6 | Aspherical | 10.3488 | 0.1306 | -- | -3.2348 |
| S7 | Aspherical | -10.8907 | 0.5212 | 1.544/56.11 | -99.0000 |
| S8 | Aspherical | -29.8181 | 0.3021 | -- | -99.0000 |
| S9 | Aspherical | 2.6751 | 0.5256 | 1.544/56.11 | -2.9280 |
| S10 | Aspherical | 1000.4277 | 0.6174 | -- | -12.1299 |
| S11 | Aspherical | 3.5359 | 0.3500 | 1.544/56.11 | -99.0000 |
| S12 | Aspherical | 1.1886 | 0.2009 | -- | -9.0333 |
| S13 | Sphere | Infinite | 0.2100 | 1.517/64.17 | -- |
| S14 | Sphere | Infinite | 0.5045 | -- | -- |
| S15 | Sphere | Infinite | -- | -- | -- |
Table 4
In addition, f1=3.15mm；F2=-5.91mm；F3=-500mm；F4=-31.74mm；F5=4.91mm；
F6=-3.46mm and f=4.42mm；HFOV=39 °；TTL=5.20mm；Fno=1.82.
Embodiment 3
Incorporated by reference to Figure 11～Figure 15, in embodiment 3, pick-up lens meets table 5 below and the condition of table 6:
Table 5
| Surface number | Surface type | Radius of curvature | Thickness | Refractive index/Abbe number | Circular cone coefficient |
| OBJ | Sphere | Infinite | Infinite | -- | -- |
| STO | Sphere | Infinite | -0.3383 | -- | -- |
| S1 | Aspherical | 1.3580 | 0.5954 | 1.544/56.11 | -1.0151 |
| S2 | Aspherical | -446.5590 | 0.0300 | -- | -55.6645 |
| S3 | Aspherical | 41.8391 | 0.2000 | 1.651/21.52 | -99.0000 |
| S4 | Aspherical | 2.8024 | 0.3134 | -- | -23.9215 |
| S5 | Aspherical | 9.0935 | 0.2300 | 1.651/21.52 | -1.3144 |
| S6 | Aspherical | 8.7597 | 0.1260 | -- | -3.2348 |
| S7 | Aspherical | -6.5853 | 0.4116 | 1.544/56.11 | -99.0000 |
| S8 | Aspherical | -9.9896 | 0.2784 | -- | -99.0000 |
| S9 | Aspherical | 2.4389 | 0.4035 | 1.544/56.11 | -3.8946 |
| S10 | Aspherical | 1000.9907 | 0.5059 | -- | -12.1299 |
| S11 | Aspherical | 2.9692 | 0.2838 | 1.544/56.11 | -99.0000 |
| S12 | Aspherical | 1.0055 | 0.1516 | -- | -9.0333 |
| S13 | Sphere | Infinite | 0.2100 | 1.517/64.17 | -- |
| S14 | Sphere | Infinite | 0.4796 | -- | -- |
| S15 | Sphere | Infinite | -- | -- | -- |
Table 6
In addition, f1=2.48mm；F2=-4.59mm；F3=-500mm；F4=-36.97mm；F5=4.48mm；
F6=-2.93mm and f=3.7mm；HFOV=39.7 °；TTL=4.22mm；Fno=2.0.
Embodiment 4
Incorporated by reference to Figure 16～Figure 20, in example 4, pick-up lens meets table 7 below and the condition of table 8:
Table 7
| Surface number | Surface type | Radius of curvature | Thickness | Refractive index/Abbe number | Circular cone coefficient |
| OBJ | Sphere | Infinite | Infinite | -- | -- |
| STO | Sphere | Infinite | -0.3522 | -- | -- |
| S1 | Aspherical | 1.3412 | 0.6129 | 1.544/56.11 | -1.0000 |
| S2 | Aspherical | 421.4674 | 0.0308 | -55.6645 | |
| S3 | Aspherical | 78.0121 | 0.2000 | 1.651/21.52 | -99.0000 |
| S4 | Aspherical | 2.8607 | 0.3165 | -- | -23.9215 |
| S5 | Aspherical | 7.1996 | 0.2415 | 1.651/21.52 | -5.0468 |
| S6 | Aspherical | 6.9525 | 0.1261 | -- | -22.6905 |
| S7 | Aspherical | -4.8841 | 0.4330 | 1.544/56.11 | -161.5850 |
| S8 | Aspherical | -3.3028 | 0.3324 | -- | -110.8289 |
| S9 | Aspherical | 4.0389 | 0.3725 | 1.544/56.11 | -1.1101 |
| S10 | Aspherical | 998.92 53 | 0.4111 | -- | -12.1299 |
| S11 | Aspherical | 3.6622 | 0.3167 | 1.544/56.11 | -113.9594 |
| S12 | Aspherical | 1.0719 | 0.1571 | -- | -8.8002 |
| S13 | Sphere | Infinite | 0.2100 | 1.517/64.17 | -- |
| S14 | Sphere | Infinite | 0.4682 | -- | -- |
| S15 | Sphere | Infinite | -- | -- | -- |
Table 8
In addition, f1=2.46mm；F2=-4.53mm；F3=-503.6mm；F4=17.04m m；F5=7.43mm；
F6=-2.9mm and f=3.74mm；HFOV=39.2 °；TTL=4.23mm；Fno=2.0.
Embodiment 5
Incorporated by reference to Figure 21～Figure 25, in embodiment 5, pick-up lens meets table 9 below and the condition of table 10:
Table 9
| Surface number | Surface type | Radius of curvature | Thickness | Refractive index/Abbe number | Circular cone coefficient |
| OBJ | Sphere | Infinite | Infinite | -- | -- |
| STO | Sphere | Infinite | -0.2963 | -- | -- |
| S1 | Aspherical | 1.3527 | 0.6074 | 1.544/56.11 | -1.0218 |
| S2 | Aspherical | -2104.4031 | 0.0316 | -- | -470.8883 |
| S3 | Aspherical | 46.7871 | 0.2000 | 1.651/21.52 | 54.4625 |
| S4 | Aspherical | 2.8417 | 0.3176 | -- | -24.0117 |
| S5 | Aspherical | 8.6071 | 0.2416 | 1.651/21.52 | 0.0541 |
| S6 | Aspherical | 7.9834 | 0.1254 | -- | -16.0913 |
| S7 | Aspherical | -4.9182 | 0.4388 | 1.544/56.11 | -134.4598 |
| S8 | Aspherical | -3.8539 | 0.3133 | -- | -104.4106 |
| S9 | Aspherical | 3.3653 | 0.3886 | 1.544/56.11 | -1.8001 |
| S10 | Aspherical | Infinite | 0.4470 | -- | 94.9980 |
| S11 | Aspherical | 3.2288 | 0.2880 | 1.544/56.11 | -108.4886 |
| S12 | Aspherical | 1.0394 | 0.1658 | -- | -8.9519 |
| S13 | Sphere | Infinite | 0.2100 | 1.517/64.17 | -- |
| S14 | Sphere | Infinite | 0.4675 | -- -- | |
| S15 | Sphere | Infinite | -- | -- | -- |
Table 10
In addition, f1=2.48mm；F2=-4.62mm；F3=-198.28mm；F4=28.47mm；F5=6.16mm；
F6=-2.94mm and f=3.73mm；HFOV=39.0 °；TTL=4.24mm；Fno=2.0.
Embodiment 6
Incorporated by reference to Figure 26～Figure 30, in embodiment 6, pick-up lens meets table 11 below and the condition of table 12:
Table 11
| Surface number | Surface type | Radius of curvature | Thickness | Refractive index/Abbe number | Circular cone coefficient |
| OBJ | Sphere | Infinite | Infinite | -- | -- |
| STO | Sphere | Infinite | -0.3537 | -- | -- |
| S1 | Aspherical | 1.3400 | 0.6236 | 1.544/56.11 | -1.0023 |
| S2 | Aspherical | 133.2675 | 0.0300 | -- | -99.0000 |
| S3 | Aspherical | 94.0650 | 0.2000 | 1.651/21.52 | -99.0000 |
| S4 | Aspherical | 3.0783 | 0.3341 | -- | -25.5276 |
| S5 | Aspherical | -73.1385 | 0.2300 | 1.651/21.52 | -99.0000 |
| S6 | Aspherical | -125.9191 | 0.1010 | -- | -99.0000 |
| S7 | Aspherical | -5.6208 | 0.3836 | 1.544/56.11 | -99.0000 |
| S8 | Aspherical | -4.0895 | 0.3978 | -- | -99.0000 |
| S9 | Aspherical | 4.0231 | 0.3798 | 1.544/56.11 | -2.1637 |
| S10 | Aspherical | 999.6041 | 0.3374 | -- | -12.1299 |
| S11 | Aspherical | 3.1163 | 0.3441 | 1.544/56.11 | -99.0000 |
| S12 | Aspherical | 1.0874 | 0.1733 | -- | -9.0333 |
| S13 | Sphere | Infinite | 0.2100 | 1.517/64.17 | -- |
| S14 | Sphere | Infinite | 0.4785 | -- | -- |
| S15 | Sphere | Infinite | -- | -- | -- |
Table 12
In addition, f1=2.48mm；F2=-4.85mm；F3=-266.29mm；F4=25.26mm；F5=7.40mm；
F6=-3.25mm and f=3.71mm；HFOV=38.7 °；TTL=4.22mm；Fno=2.0.
Embodiment 7
Incorporated by reference to Figure 31～Figure 35, in embodiment 7, pick-up lens meets table 13 below and the condition of table 14:
Table 13
| Surface number | Surface type | Radius of curvature | Thickness | Refractive index/Abbe number | Circular cone coefficient |
| OBJ | Sphere | Infinite | Infinite | -- | -- |
| STO | Sphere | Infinite | -0.3523 -- | -- | |
| S1 | Aspherical | 1.3400 | 0.6209 | 1.544/56.11 | -1.0024 |
| S2 | Aspherical | 134.2934 | 0.0300 | -- | -99.0000 |
| S3 | Aspherical | 75.6052 | 0.2000 | 1.651/21.52 | -99.0000 |
| S4 | Aspherical | 3.0701 | 0.3327 | -- | -25.7013 |
| S5 | Aspherical | -125.5239 | 0.2300 | 1.651/21.52 | -99.0000 |
| S6 | Aspherical | 88.3191 | 0.1033 | -- | -1.0000 |
| S7 | Aspherical | -6.1280 | 0.3869 | 1.544/56.11 | -99.0000 |
| S8 | Aspherical | -4.1140 | 0.3942 | -- | -99.0000 |
| S9 | Aspherical | 4.0187 | 0.3789 | 1.544/56.11 | -2.1637 |
| S10 | Aspherical | 999.5864 | 0.3363 | -- | -12.1299 |
| S11 | Aspherical | 3.0779 | 0.3466 | 1.544/56.11 | -99.0000 |
| S12 | Aspherical | 1.0858 | 0.1741 | -- | -9.0333 |
| S13 | Sphere | Infinite | 0.2100 | 1.517/64.17 | -- |
| S14 | Sphere | Infinite | 0.4792 | -- | -- |
| S15 | Sphere | Infinite | -- | -- | -- |
Table 14
In addition, f1=2.48mm；F2=-4.88mm；F3=-78.95mm；F4=21.47mm；F5=7.39mm；
F6=-3.27mm and f=3.70mm；HFOV=38.7 °；TTL=4.22mm；Fno=2.0.
Embodiment 8
Incorporated by reference to Figure 36～Figure 40, in embodiment 8, pick-up lens meets table 15 below and the condition of table 16:
Table 15
| Surface number | Surface type | Radius of curvature | Thickness | Refractive index/Abbe number | Circular cone coefficient |
| OBJ | Sphere | Infinite | Infinite | -- | -- |
| STO | Sphere | Infinite | -0.3615 | -- | -- |
| S1 | Aspherical | 1.6194 | 0.6514 | 1.544/56.11 | -1.0538 |
| S2 | Aspherical | 45.3761 | 0.0390 | -- | -1499.7409 |
| S3 | Aspherical | 29.9503 | 0.2000 | 1.651/21.52 | -1023.1127 |
| S4 | Aspherical | 3.5406 | 0.3769 | -- | -36.6901 |
| S5 | Aspherical | 17.7651 | 0.2931 | 1.651/21.52 | -1354.5310 |
| S6 | Aspherical | 8.8795 | 0.1175 | -- | -44.6492 |
| S7 | Aspherical | 1500.0000 | 0.4252 | 1.544/56.11 | -1499.8479 |
| S8 | Aspherical | -22.9418 | 0.3719 | -- | 30.6219 |
| S9 | Aspherical | 2.8135 | 0.5155 | 1.544/56.11 | -3.9162 |
| S10 | Aspherical | Infinite | 0.6549 | -- | -1498.1409 |
| S11 | Aspherical | 3.7203 | 0.3240 | 1.544/56.11 | -96.3401 |
| S12 | Aspherical | 1.1458 | 0.2107 | -- | -7.3833 |
| S13 | Sphere | Infinite | 0.2100 | 1.517/64.17 | -- |
| S14 | Sphere | Infinite | 0.4439 | -- | -- |
| S15 | Sphere | Infinite | -- | -- | -- |
Table 16
In addition, f1=3.06mm；F2=-6.14mm；F3=-27.41mm；F4=41.39mm；F5=5.15mm；
F6=-3.17mm and f=4.14mm；HFOV=40.6 °；TTL=4.83mm；Fno=2.0.
In embodiment 1～8, each conditional meets the condition of table 17 below:
Table 17
| Formula embodiment | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 |
| f/f5 | 1.02 | 0.90 | 0.83 | 0.50 | 0.60 | 0.50 | 0.50 | 0.80 |
| f/f6 | -1.46 | -1.28 | -1.26 | -1.29 | -1.27 | -1.14 | -1.13 | -1.30 |
| SD62/ImgH | 0.82 | 0.78 | 0.76 | 0.74 | 0.75 | 0.78 | 0.78 | 0.73 |
| f/CT1 | 5.60 | 5.40 | 6.21 | 6.11 | 6.14 | 5.94 | 5.96 | 6.35 |
| f2/f6 | 2.00 | 1.71 | 1.56 | 1.56 | 1.57 | 1.49 | 1.49 | 1.93 |
| |R5/R6| | 1.16 | 1.04 | 1.04 | 1.04 | 1.08 | 0.58 | 1.42 | 2.00 |
| TTL/ImgH | 1.53 | 1.44 | 1.41 | 1.37 | 1.38 | 1.41 | 1.41 | 1.33 |
In the description of this specification, reference term " embodiment ", " some embodiments ", " schematically
The description of embodiment ", " example ", " specific example " or " some examples " etc. means to combine described embodiment party
Specific features, structure, material or feature that formula or example describe are contained at least one embodiment of the present invention or show
In example.In this manual, identical embodiment or example are not necessarily referring to the schematic representation of above-mentioned term.
And, the specific features of description, structure, material or feature can be in any one or more embodiment or examples
In combine in an appropriate manner.
Additionally, term " first ", " second " are only used for describing purpose, and it is not intended that instruction or imply relatively heavy
The property wanted or the implicit quantity indicating indicated technical characteristic.Thus, " first ", the feature of " second " are defined
Can express or implicitly include at least one this feature.In describing the invention, " multiple " are meant that at least
Two, such as two, three etc., unless otherwise expressly limited specifically.
Although above it has been shown and described that embodiments of the invention, it is to be understood that above-described embodiment is exemplary
, it is impossible to being interpreted as limitation of the present invention, those of ordinary skill in the art within the scope of the invention can be to above-mentioned
Embodiment is changed, changes, replaces and modification.
Claims (9)
1. a pick-up lens, it is characterised in that included successively to image side by thing side:
Having the first lens of positive refracting power, the thing side of this first lens is convex surface；
Having the second lens of negative refracting power, the image side surface of this second lens is concave surface；
There are the 3rd lens of negative refracting power；
There are the 4th lens of refracting power；
Having the 5th lens of positive refracting power, the image side surface of the 5th lens is concave surface or plane at paraxial place, and locates off axis
There is at least one convex surface；
There are the 6th lens of negative refracting power；
This pick-up lens meets following relationship:
0.5≤f/f5 ＜ 1.5；
-1.6 ＜ f/f6 ＜-0.7,
Wherein, f is the effective focal length of this pick-up lens, and f5 is the effective focal length of the 5th lens, and f6 is the 6th lens
Effective focal length.
2. pick-up lens as claimed in claim 1, it is characterised in that this pick-up lens meets following relationship:
0.6 ＜ SD62/ImgH ＜ 0.9,
Wherein, SD62 is the effective radius of the image side surface of the 6th lens, and ImgH is effective pixel area on imaging surface
The half of catercorner length.
3. pick-up lens as claimed in claim 1, it is characterised in that this pick-up lens meets following relationship:
5.0 ＜ f/CT1 ＜ 6.5,
Wherein, f is the effective focal length of this pick-up lens, and CT1 is the center thickness of this first lens.
4. pick-up lens as claimed in claim 1, it is characterised in that this pick-up lens meets following relationship:
1.4 ＜ f2/f6 ＜ 2.3,
Wherein, f2 is the effective focal length of this second lens, and f6 is the effective focal length of the 6th lens.
5. pick-up lens as claimed in claim 1, it is characterised in that this pick-up lens meets following relationship:
0.5 ＜ | R5/R6 |≤2.0,
Wherein, R5 is the radius of curvature of the thing side of the 3rd lens, and R6 is the curvature half of the image side surface of the 3rd lens
Footpath.
6. pick-up lens as claimed in claim 1, it is characterised in that this pick-up lens meets following relationship:
TTL/ImgH ＜ 1.7,
Wherein, TTL is the lens overall length of this pick-up lens, and Img H is the diagonal line length of effective pixel area on imaging surface
The half of degree.
7. the pick-up lens as according to any one of claim 1～6, it is characterised in that the thing side of this second lens
For convex surface, the thing side of the 5th lens is convex surface at paraxial place.
8. pick-up lens as claimed in claim 7, it is characterised in that the thing side of the 4th lens at paraxial place is
Concave surface, the image side surface of the 4th lens is convex surface at paraxial place.
9. pick-up lens as claimed in claim 8, it is characterised in that the image side surface of the 6th lens at paraxial place is
Concave surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510422637.4A CN105988187B (en) | 2015-07-17 | 2015-07-17 | Pick-up lens |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510422637.4A CN105988187B (en) | 2015-07-17 | 2015-07-17 | Pick-up lens |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105988187A true CN105988187A (en) | 2016-10-05 |
| CN105988187B CN105988187B (en) | 2018-12-04 |
Family
ID=57039930
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510422637.4A Active CN105988187B (en) | 2015-07-17 | 2015-07-17 | Pick-up lens |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105988187B (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109031629A (en) * | 2018-11-07 | 2018-12-18 | 浙江舜宇光学有限公司 | imaging optical system |
| US10678020B2 (en) | 2017-04-14 | 2020-06-09 | Kantatsu Co., Ltd. | Imaging lens |
| US10678021B2 (en) | 2017-09-29 | 2020-06-09 | Kantatsu Co., Ltd. | Imaging lens |
| WO2020134093A1 (en) * | 2018-12-26 | 2020-07-02 | 浙江舜宇光学有限公司 | Optical imaging lens |
| CN114779435A (en) * | 2020-11-30 | 2022-07-22 | 三星电机株式会社 | Optical imaging system |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20060139767A1 (en) * | 2004-12-27 | 2006-06-29 | Samsung Electro-Mechanics Co., Ltd. | Inner zoom lens system |
| JP2009047722A (en) * | 2007-08-13 | 2009-03-05 | Konica Minolta Opto Inc | Variable power optical system, imaging device and digital device |
| CN202522757U (en) * | 2011-08-24 | 2012-11-07 | 大立光电股份有限公司 | optical image capturing lens |
| CN202886714U (en) * | 2012-05-22 | 2013-04-17 | 株式会社光学逻辑 | Pick-up lens |
| WO2014175058A1 (en) * | 2013-04-22 | 2014-10-30 | コニカミノルタ株式会社 | Imaging lens, imaging device, and mobile terminal |
| CN104503068A (en) * | 2011-09-15 | 2015-04-08 | 大立光电股份有限公司 | Optical Image Capturing Lens Assembly |
| CN204790153U (en) * | 2015-07-17 | 2015-11-18 | 浙江舜宇光学有限公司 | Camera lens |
-
2015
- 2015-07-17 CN CN201510422637.4A patent/CN105988187B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20060139767A1 (en) * | 2004-12-27 | 2006-06-29 | Samsung Electro-Mechanics Co., Ltd. | Inner zoom lens system |
| JP2009047722A (en) * | 2007-08-13 | 2009-03-05 | Konica Minolta Opto Inc | Variable power optical system, imaging device and digital device |
| CN202522757U (en) * | 2011-08-24 | 2012-11-07 | 大立光电股份有限公司 | optical image capturing lens |
| CN104503068A (en) * | 2011-09-15 | 2015-04-08 | 大立光电股份有限公司 | Optical Image Capturing Lens Assembly |
| CN202886714U (en) * | 2012-05-22 | 2013-04-17 | 株式会社光学逻辑 | Pick-up lens |
| WO2014175058A1 (en) * | 2013-04-22 | 2014-10-30 | コニカミノルタ株式会社 | Imaging lens, imaging device, and mobile terminal |
| CN204790153U (en) * | 2015-07-17 | 2015-11-18 | 浙江舜宇光学有限公司 | Camera lens |
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US10678020B2 (en) | 2017-04-14 | 2020-06-09 | Kantatsu Co., Ltd. | Imaging lens |
| US10678021B2 (en) | 2017-09-29 | 2020-06-09 | Kantatsu Co., Ltd. | Imaging lens |
| US11275231B2 (en) | 2017-09-29 | 2022-03-15 | Tokyo Visionary Optics Co., Ltd. | Imaging lens |
| US11294147B2 (en) | 2017-09-29 | 2022-04-05 | Tokyo Visionary Optics Co., Ltd. | Imaging lens |
| CN109031629A (en) * | 2018-11-07 | 2018-12-18 | 浙江舜宇光学有限公司 | imaging optical system |
| WO2020093725A1 (en) * | 2018-11-07 | 2020-05-14 | 浙江舜宇光学有限公司 | Image pickup optical system |
| US11914110B2 (en) | 2018-11-07 | 2024-02-27 | Zhejiang Sunny Optics Co., Ltd. | Photographic optical system |
| WO2020134093A1 (en) * | 2018-12-26 | 2020-07-02 | 浙江舜宇光学有限公司 | Optical imaging lens |
| CN114779435A (en) * | 2020-11-30 | 2022-07-22 | 三星电机株式会社 | Optical imaging system |
| CN114779435B (en) * | 2020-11-30 | 2023-04-14 | 三星电机株式会社 | Optical imaging system |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105988187B (en) | 2018-12-04 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN108761743B (en) | Seven-piece wide-angle lens | |
| CN204790153U (en) | Camera lens | |
| CN105204138B (en) | Pick-up lens | |
| CN104597582B (en) | Pick-up lenss | |
| CN105259636B (en) | Telephoto lens | |
| CN105988185B (en) | Pick-up lens | |
| CN105116519B (en) | Pick-up lens | |
| CN205049802U (en) | Ultra wide -angle lens | |
| CN105204144A (en) | Super-wide-angle lens | |
| CN103592743B (en) | micro pick-up lens | |
| CN205485012U (en) | Miniature pickup lens | |
| CN205485028U (en) | Wide -angle lens | |
| CN104991331A (en) | Super wide-angle lens | |
| CN105487201B (en) | Ultra-thin camera lens | |
| CN205003345U (en) | Shooting lens | |
| CN105988192A (en) | Wide-angle imaging lens | |
| CN209102995U (en) | Optical imaging lens group | |
| CN109239891A (en) | optical imaging lens group | |
| CN109100854A (en) | Pick-up lens | |
| CN205049806U (en) | Telephoto lens | |
| CN105572847A (en) | Ultra-wide shooting lens | |
| CN110286474B (en) | Optical imaging system | |
| CN110376710A (en) | Optical imaging system | |
| CN105988187A (en) | Image pick-up lens | |
| CN105445915A (en) | Camera lens |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |