CN203606557U - Pick-up lens - Google Patents
Pick-up lens Download PDFInfo
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- CN203606557U CN203606557U CN201320678892.1U CN201320678892U CN203606557U CN 203606557 U CN203606557 U CN 203606557U CN 201320678892 U CN201320678892 U CN 201320678892U CN 203606557 U CN203606557 U CN 203606557U
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- lens
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- 230000003287 optical effect Effects 0.000 claims description 19
- 239000000571 coke Substances 0.000 claims description 6
- 239000011521 glass Substances 0.000 claims description 2
- 230000007547 defect Effects 0.000 abstract description 2
- 238000003384 imaging method Methods 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 13
- 201000009310 astigmatism Diseases 0.000 description 9
- 239000005304 optical glass Substances 0.000 description 8
- 239000000463 material Substances 0.000 description 4
- 230000009897 systematic effect Effects 0.000 description 4
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Abstract
The utility model provides a pick-up lens. The pick-up lens comprises a first lens set and a second lens set, wherein the first lens set and the second lens set are arranged in sequence from an object side to an image side; the first lens set comprises a first lens, a second lens and a third lens in sequence from the object side to the image side, the first lens has positive focal power and the object side surface of the first lens is a convex surface, and the second lens has negative focal power and the object side surface of the second lens is a convex surface; the second lens set comprises a fourth lens, a fifth lens and a sixth lens in sequence from the object side to the image side, the fifth lens has negative focal power and the image side surface of the fifth lens is a convex surface, and the sixth lens has negative focal power and the object side surface of the sixth lens is a concave surface. The six plastic aspherical lenses are adopted, and the defects in the prior art are overcome through different focal power distribution. The pick-up lens has the advantages that the resolution is high, the imaging quality is high, the overall length of the pick-up lens is quite small and the pick-up lens is convenient to carry. A novel solution is provided for the current specification requirements and performance requirements.
Description
Technical field
The utility model relates to a kind of imaging optical system of camera lens, relates to specifically a kind of pick-up lens being made up of six groups of lens.
Background technology
In recent years at present, with the development of the chip technology such as CCD or CMOS, the Pixel Dimensions of chip is more and more less, require also more and more higher to the image quality of the optical system matching, the optical lens size that is equipped on the electronic product such as mobile phone or digital camera but becomes more and more less, makes pick-up lens toward miniaturization and high pixel field high speed development.At present, the general slim camera lens of high pixel, many employings five chip lens arrangements are main, as shown in the United States Patent (USP) that the patent No. is " US8369027 ", but growing due to portable type electronic product, pixel to miniaturization phtographic lens and the requirement of image quality further promote, and known optical system cannot meet higher photography demand.
Utility model content
The utility model provides a kind of pick-up lens, solved there is high pixel, image quality is good but shortcoming that camera lens is not portable, applicable to portable type electronic product, its technical scheme is as described below:
A kind of pick-up lens, comprise successively from the object side to image side first mirror group, the second mirror group, described first mirror group comprises first lens, the second lens and the 3rd lens from the object side to image side successively, described first lens has positive light coke and thing side is convex surface, described the second lens have negative power and thing side is convex surface, described the second mirror group comprises the 4th lens, the 5th lens and the 6th lens from the object side to image side successively, described the 5th lens have negative power and are convex surface as side, and described the 6th lens have negative power and thing side is concave surface.
Described camera lens meets following relationship
-6.8<f4.5.6/Dr7r12<-3.0
Wherein f4.5.6 is the combined focal length of the second mirror group, and Dr7r12 is the picture side of thing side to the six lens of the 4th lens spacing on optical axis.
Described camera lens also meets following relationship
-3.2<f4.5.6/f<-1.65
Wherein f4.5.6 is the combined focal length of the second mirror group, the focal length that f is whole pick-up lens.
Between object and the second lens, be provided with diaphragm.
It is aspheric surface that described pick-up lens has a face at least.
Described pick-up lens has adopted glass lens.
The utility model has adopted 6 plastic aspherical element eyeglasses, distribute by different focal powers, overcome the defect of prior art, there is high pixel, image quality is good and camera lens total length is shorter, portable advantage, has proposed a kind of new solution to current specification requirement and performance requirement.
Accompanying drawing explanation
Fig. 1 is the schematic diagram of the pick-up lens embodiment 1 that provides of the utility model;
Fig. 2 is chromaticity difference diagram (mm) on the axle of embodiment 1;
Fig. 3 is the astigmatism figure (mm) of embodiment 1;
Fig. 4 is the distortion figure (%) of embodiment 1;
Fig. 5 is that (μ m) for the ratio chromatism, figure of embodiment 1;
Fig. 6 is the schematic diagram of the pick-up lens embodiment 2 that provides of the utility model;
Fig. 7 is chromaticity difference diagram (mm) on the axle of embodiment 2;
Fig. 8 is the astigmatism figure (mm) of embodiment 2;
Fig. 9 is the distortion figure (%) of embodiment 2;
Figure 10 is that (μ m) for the ratio chromatism, figure of embodiment 2;
Figure 11 is the schematic diagram of the pick-up lens embodiment 3 that provides of the utility model;
Figure 12 is chromaticity difference diagram (mm) on the axle of embodiment 3;
Figure 13 is the astigmatism figure (mm) of embodiment 3;
Figure 14 is the distortion figure (%) of embodiment 3;
Figure 15 is that (μ m) for the ratio chromatism, figure of embodiment 3;
Figure 16 is the schematic diagram of the pick-up lens embodiment 4 that provides of the utility model;
Figure 17 is chromaticity difference diagram (mm) on the axle of embodiment 4;
Figure 18 is the astigmatism figure (mm) of embodiment 4;
Figure 19 is the distortion figure (%) of embodiment 4;
Figure 20 is that (μ m) for the ratio chromatism, figure of embodiment 4.
Embodiment
The pick-up lens that the utility model embodiment 1 provides, as shown in Figure 1, be first mirror group from the object side to image side, the second mirror group, optical filter E7 and optical glass, described first mirror group comprises first lens E1 from the object side to image side successively, the second lens E2 and the 3rd lens E3, described first lens E1 has positive light coke and thing side is convex surface, described the second lens E2 has negative power and thing side is convex surface, described the second mirror group comprises the 4th lens E4 from the object side to image side successively, the 5th lens E5 and the 6th lens E6, described the 5th lens E5 has negative power and is convex surface as side, described the 6th lens E6 has negative power and thing side is concave surface.Diaphragm is between object and the second eyeglass E2, and it is aspheric surface that described pick-up lens has a face at least.
From the object side to image side, described first lens E1 two sides is S1, S2, the second lens E2 two sides is S3, S4, the 3rd lens E3 two sides is S5, S6, the 4th lens E4 two sides is S7, S8, and the 5th lens E5 two sides is S9, S10, and the 6th lens E6 two sides is S11, S12, described optical filter E7 two sides is S13, S14, and described optical glass face is S15.
The correlation parameter of the pick-up lens of the present embodiment meets the following conditions:
TTL=4.6；f1=3.245；f2=-5.589；f3=7.703；f4=3.614；f5=-23.232；f6=-2.311；f=3.87；f4.5.6/Dr7r12=-4.298；f4.5.6/f=-1.738。
The focal length that wherein f is whole camera lens, f1 represents respectively the focal length of first lens to the six lens to f6, and f4.5.6 is the combined focal length of the second mirror group, and Dr7r12 is the picture side of thing side to the six eyeglasses spacing on optical axis.
Systematic parameter: 1/4 " sensor devices f-number 1.9
Table 1
| Surface type | Radius-of-curvature | Thickness | Material | Effective aperture | Circular cone coefficient |
| Sphere | Infinite | Infinite | ? | ? | ? |
| Sphere | Infinite | -0.3463 | ? | 2.0520 | ? |
| Aspheric surface | 1.7315 | 0.5751 | 1.544,56.11 | 2.0386 | -0.7523 |
| Aspheric surface | 105.1747 | 0.0412 | ? | 2.0394 | -99.9900 |
| Aspheric surface | 4.0961 | 0.2000 | 1.639/23.29 | 2.0416 | -26.4419 |
| Aspheric surface | 1.8607 | 0.3031 | ? | 2.0644 | -2.3436 |
| Aspheric surface | 5.9443 | 0.5722 | 1.544/56.11 | 2.1774 | -32.3093 |
| Aspheric surface | -13.5035 | 0.4976 | ? | 2.3271 | -99.9900 |
| Aspheric surface | -4.5991 | 0.5161 | 1.544/56.11 | 2.2973 | -79.7199 |
| Aspheric surface | -1.4268 | 0.0499 | ? | 2.5752 | -0.4317 |
| Aspheric surface | -12.7398 | 0.3419 | 1.635/23.78 | 2.6398 | -99.9900 |
| Aspheric surface | -100.9446 | 0.3579 | ? | 3.0555 | -87.8474 |
| Aspheric surface | -1.9338 | 0.2999 | 1.544/56.11 | 3.1143 | -0.8711 |
| Aspheric surface | 3.7376 | 0.0872 | ? | 3.9087 | -57.2159 |
| Sphere | Infinite | 0.2100 | 1.517/64.17 | 4.1828 | ? |
| Sphere | Infinite | 0.5500 | ? | 4.3006 | ? |
| Sphere | Infinite | 0.0000 | ? | 4.8047 | ? |
Following table is aspheric surface high-order term coefficient A4, A6, A8, A10, A12, A14, the A16 of non-spherical lens:
Table 2
| A4 | A6 | A8 | A10 | A12 | A14 | A16 |
| 1.8500E-02 | -1.5157E-04 | 1.0029E-02 | -2.2170 |
0 | 0 | 0 |
| 3.1273E-02 | -1.6429E-02 | 2.4010E-02 | -1.9834 |
0 | 0 | 0 |
| -9.7794E-03 | 3.7397E-03 | 1.6834E-02 | -2.9046 |
0 | 0 | 0 |
| -3.4143E-02 | 5.5917E-02 | -1.8261E-02 | 2.4954 |
0 | 0 | 0 |
| 1.1485E-02 | -2.6093E-02 | 3.3606E-04 | 8.3202 |
0 | 0 | 0 |
| -2.1314E-02 | -3.8473E-02 | -1.5765E-02 | 5.1413 |
0 | 0 | 0 |
| -5.6157E-02 | 3.9049E-02 | -3.5111E-02 | -2.7692E-02 | 2.3711E-03 | 4.4269E-07 | -2.8079E-04 |
| 1.5206E-01 | -3.4903E-02 | -1.2115E-02 | -2.6856E-03 | -1.3532E-03 | 2.9716E-04 | 1.0036E-03 |
| -1.3131E-01 | 2.7250E-01 | -3.7794E-01 | 2.2665E-01 | -5.5451E-02 | -7.0980E-03 | 4.2217E-03 |
| -1.8693E-01 | 2.9956E-01 | -3.4572E-01 | 2.2626E-01 | -8.6700E-02 | 1.7890E-02 | -1.5181E-03 |
| -1.4835E-01 | 1.9790E-01 | -1.8593E-01 | 1.1837E-01 | -4.2587E-02 | 7.7344E-03 | -5.5080E-04 |
| -7.5410E-02 | 3.6996E-02 | -1.3944E-02 | 3.0629E-03 | -3.0813E-04 | -1.6185E-06 | 1.5727E-06 |
The pick-up lens that the utility model embodiment 2 provides, as shown in Figure 6, be first mirror group from the object side to image side, the second mirror group, optical filter E7 and optical glass, described first mirror group comprises first lens E1 from the object side to image side successively, the second lens E2 and the 3rd lens E3, described first lens E1 has positive light coke and thing side is convex surface, described the second lens E2 has negative power and thing side is convex surface, described the second mirror group comprises the 4th lens E4 from the object side to image side successively, the 5th lens E5 and the 6th lens E6, described the 5th lens E5 has negative power and is convex surface as side, described the 6th lens E6 has negative power and thing side is concave surface.Diaphragm is between object and the second eyeglass E2, and it is aspheric surface that described pick-up lens has a face at least.
From the object side to image side, described first lens E1 two sides is S1, S2, the second lens E2 two sides is S3, S4, the 3rd lens E3 two sides is S5, S6, the 4th lens E4 two sides is S7, S8, and the 5th lens E5 two sides is S9, S10, and the 6th lens E6 two sides is S11, S12, described optical filter E7 two sides is S13, S14, and described optical glass face is S15.
The correlation parameter of the pick-up lens of the present embodiment meets the following conditions:
TTL=4.6；f1=3.24；f2=-5.523；f3=7.614；f4=3.533；f5=-21.846；f6=-2.387；f=3.8；f4.5.6/Dr7r12=-4.849；f4.5.6/f=-1.996。
The focal length that wherein f is whole camera lens, f1 represents respectively the focal length of first lens to the six lens to f6, and f4.5.6 is the combined focal length of the second mirror group, and Dr7r12 is the picture side of thing side to the six eyeglasses spacing on optical axis.
Systematic parameter: 1/4 " sensor devices f-number 1.9
Table 3
| Surface type | Radius-of-curvature | Thickness | Material | Effective aperture | Circular cone coefficient |
| Sphere | Infinite | Infinite | ? | ? | ? |
| Sphere | Infinite | -0.2711 | ? | 2.0667 | ? |
| Aspheric surface | 1.7269 | 0.5587 | 1.544,56.11 | 2.0005 | -0.7326 |
| Aspheric surface | 98.0715 | 0.0471 | ? | 2.0062 | -6213.6579 |
| Aspheric surface | 3.9515 | 0.1991 | 1.639/23.290 | 2.0092 | -27.6486 |
| Aspheric surface | 1.8172 | 0.3353 | ? | 2.0380 | -2.3221 |
| Aspheric surface | 5.9119 | 0.5688 | 1.544/56.11 | 2.1951 | -31.5255 |
| Aspheric surface | -13.1599 | 0.4944 | ? | 2.3464 | -76.8557 |
| Aspheric surface | -4.8067 | 0.5212 | 1.544/56.11 | 2.3253 | -81.3363 |
| Aspheric surface | -1.4205 | 0.0427 | ? | 2.6002 | -0.4103 |
| Aspheric surface | -11.7951 | 0.3522 | 1.635/23.78 | 2.6612 | -68.5955 |
| Aspheric surface | -84.6473 | 0.3558 | ? | 3.1125 | 1902.0489 |
| Aspheric surface | -2.0417 | 0.2931 | 1.544/56.11 | 3.2023 | -0.8108 |
| Aspheric surface | 3.7013 | 0.0733 | ? | 3.9596 | -46.2955 |
| Sphere | Infinite | 0.2100 | 1.517/64.17 | 4.2116 | ? |
| Sphere | Infinite | 0.5500 | ? | 4.3161 | ? |
| Sphere | Infinite | ? | ? | 4.8066 | ? |
Following table is aspheric surface high-order term coefficient A4, A6, A8, A10, A12, A14, the A16 of non-spherical lens:
Table 4
| A4 | A6 | A8 | A10 | A12 | A14 | A16 |
| 1.9036E-02 | 1.8470E-04 | 9.9584E-03 | -2.1704E-03 | 0 | 0 | 0 |
| 3.0719E-02 | -1.7090E-02 | 2.3245E-02 | -2.1607E-02 | 0 | 0 | 0 |
| -1.0364E-02 | 2.8498E-03 | 1.5066E-02 | -3.1063E-02 | 0 | 0 | 0 |
| -3.3902E-02 | 5.6075E-02 | -1.7678E-02 | 2.3619 |
0 | 0 | 0 |
| 1.1841E-02 | -2.6158E-02 | -2.5820E-04 | 8.1404 |
0 | 0 | 0 |
| -2.1658E-02 | -3.8162E-02 | -1.5557E-02 | 4.8935 |
0 | 0 | 0 |
| -5.5446E-02 | 3.8918E-02 | -3.5320E-02 | -2.7690E-02 | 2.5846E-03 | 4.0967E-04 | 1.2405E-04 |
| 1.4979E-01 | -3.5712E-02 | -1.2351E-02 | -2.6844E-03 | -1.2997E-03 | 3.4405E-04 | 1.0319E-03 |
| -1.3290E-01 | 2.7199E-01 | -3.7790E-01 | 2.2657E-01 | -5.5531E-02 | -7.1221E-03 | 4.2329E-03 |
| -1.8772E-01 | 2.9991E-01 | -3.4562E-01 | 2.2627E-01 | -8.6701E-02 | 1.7888E-02 | -1.5195E-03 |
| -1.4931E-01 | 1.9761E-01 | -1.8593E-01 | 1.1840E-01 | -4.2574E-02 | 7.7383E-03 | -5.5035E-04 |
| -7.6326E-02 | 3.6954E-02 | -1.3977E-02 | 3.0557E-03 | -3.0897E-04 | -1.5714E-06 | 1.6326E-06 |
The pick-up lens that the utility model embodiment 3 provides, as shown in figure 11, be first mirror group from the object side to image side, the second mirror group, optical filter E7 and optical glass, described first mirror group comprises first lens E1 from the object side to image side successively, the second lens E2 and the 3rd lens E3, described first lens E1 has positive light coke and thing side is convex surface, described the second lens E2 has negative power and thing side is convex surface, described the second mirror group comprises the 4th lens E4 from the object side to image side successively, the 5th lens E5 and the 6th lens E6, described the 5th lens E5 has negative power and is convex surface as side, described the 6th lens E6 has negative power and thing side is concave surface.Diaphragm is between object and the second eyeglass E2, and it is aspheric surface that described pick-up lens has a face at least.
From the object side to image side, described first lens E1 two sides is S1, S2, the second lens E2 two sides is S3, S4, the 3rd lens E3 two sides is S5, S6, the 4th lens E4 two sides is S7, S8, and the 5th lens E5 two sides is S9, S10, and the 6th lens E6 two sides is S11, S12, described optical filter E7 two sides is S13, S14, and described optical glass face is S15.
The correlation parameter of the pick-up lens of the present embodiment meets the following conditions:
TTL=4.61；f1=3.249；f2=-5.449；f3=7.836；f4=3.453；f5=-24.082；f6=-2.393；f=3.786；f4.5.6/Dr7r12=-5.481；f4.5.6/f=-2.276。
The focal length that wherein f is whole camera lens, f1 represents respectively the focal length of first lens to the six lens to f6, and f4.5.6 is the combined focal length of the second mirror group, and Dr7r12 is the picture side of thing side to the six eyeglasses spacing on optical axis.
Systematic parameter: 1/4 " sensor devices f-number 1.9
Table 5
| Surface type | Radius-of-curvature | Thickness | Material | Effective aperture | Circular cone coefficient |
| Sphere | Infinite | Infinite | ? | ? | ? |
| Sphere | Infinite | -0.3013 | ? | 2.0167 | ? |
| Aspheric surface | 1.7305 | 0.5543 | 1.544,56.11 | 1.9926 | -0.7259 |
| Aspheric surface | 94.8110 | 0.0536 | ? | 1.9997 | -7863.7917 |
| Aspheric surface | 3.9334 | 0.2005 | 1.639/23.290 | 2.0034 | -27.6191 |
| Aspheric surface | 1.7999 | 0.3362 | ? | 2.0368 | -2.3259 |
| Aspheric surface | 5.7223 | 0.5634 | 1.544/56.11 | 2.1971 | -32.7961 |
| Aspheric surface | -15.8366 | 0.4915 | ? | 2.3515 | -77.9093 |
| Aspheric surface | -4.9586 | 0.5240 | 1.544/56.11 | 2.3369 | -87.3037 |
| Aspheric surface | -1.4080 | 0.0430 | ? | 2.6075 | -0.4043 |
| Aspheric surface | -12.7335 | 0.3534 | 1.635/23.78 | 2.6763 | -111.2278 |
| Aspheric surface | -81.0968 | 0.3578 | ? | 3.1140 | 1527.0712 |
| Aspheric surface | -2.0782 | 0.2936 | 1.544/56.11 | 3.2176 | -0.7652 |
| Aspheric surface | 3.6095 | 0.0831 | ? | 3.9765 | -40.7437 |
| Sphere | Infinite | 0.2100 | 1.517/64.17 | 4.2175 | ? |
| Sphere | Infinite | 0.5500 | ? | 4.3193 | ? |
| Sphere | Infinite | ? | ? | 4.8053 | ? |
Following table is aspheric surface high-order term coefficient A4, A6, A8, A10, A12, A14, the A16 of non-spherical lens:
Table 6
| A4 | A6 | A8 | A10 | A12 | A14 | A16 |
| 1.9220E-02 | 3.2194E-04 | 9.9236E-03 | -2.2206E-03 | 0 | 0 | 0 |
| 3.0634E-02 | -1.7042E-02 | 2.3240E-02 | -2.2146E-02 | 0 | 0 | 0 |
| -1.0445E-02 | 2.4311E-03 | 1.4312E-02 | -3.1776E-02 | 0 | 0 | 0 |
| -3.3947E-02 | 5.6091E-02 | -1.7708E-02 | 1.8083 |
0 | 0 | 0 |
| 1.1465E-02 | -2.6508E-02 | -4.9908E-04 | 8.2197 |
0 | 0 | 0 |
| -2.1570E-02 | -3.8087E-02 | -1.5657E-02 | 4.6067 |
0 | 0 | 0 |
| -5.5540E-02 | 3.8852E-02 | -3.5177E-02 | -2.7539E-02 | 2.7376E-03 | 5.6419E-04 | 2.6971E-04 |
| 1.4884E-01 | -3.5810E-02 | -1.2416E-02 | -2.6622E-03 | -1.2461E-03 | 3.9333E-04 | 1.0694E-03 |
| -1.3283E-01 | 2.7129E-01 | -3.7775E-01 | 2.2667E-01 | -5.5510E-02 | -7.1115E-03 | 4.2445E-03 |
| -1.8980E-01 | 2.9994E-01 | -3.4567E-01 | 2.2625E-01 | -8.6709E-02 | 1.7884E-02 | -1.5205E-03 |
| -1.5021E-01 | 1.9758E-01 | -1.8589E-01 | 1.1840E-01 | -4.2565E-02 | 7.7376E-03 | -5.5126E-04 |
| -7.5194E-02 | 3.6861E-02 | -1.3994E-02 | 3.0531E-03 | -3.0912E-04 | -1.4856E-06 | 1.6802E-06 |
The pick-up lens that the utility model embodiment 4 provides, as shown in figure 16, be first mirror group from the object side to image side, the second mirror group, optical filter E7 and optical glass, described first mirror group comprises first lens E1 from the object side to image side successively, the second lens E2 and the 3rd lens E3, described first lens E1 has positive light coke and thing side is convex surface, described the second lens E2 has negative power and thing side is convex surface, described the second mirror group comprises the 4th lens E4 from the object side to image side successively, the 5th lens E5 and the 6th lens E6, described the 5th lens E5 has negative power and is convex surface as side, described the 6th lens E6 has negative power and thing side is concave surface.Diaphragm is between object and the second eyeglass E2, and it is aspheric surface that described pick-up lens has a face at least.
From the object side to image side, described first lens E1 two sides is S1, S2, the second lens E2 two sides is S3, S4, the 3rd lens E3 two sides is S5, S6, the 4th lens E4 two sides is S7, S8, and the 5th lens E5 two sides is S9, S10, and the 6th lens E6 two sides is S11, S12, described optical filter E7 two sides is S13, S14, and described optical glass face is S15.
The correlation parameter of the pick-up lens of the present embodiment meets the following conditions:
TTL=4.59；f1=3.22；f2=-5.497；f3=7.627；f4=3.527；f5=-23.016；f6=-2.334；f=3.787；f4.5.6/Dr7r12=-4.702；f4.5.6/f=-1.908。
The focal length that wherein f is whole camera lens, f1 represents respectively the focal length of first lens to the six lens to f6, and f4.5.6 is the combined focal length of the second mirror group, and Dr7r12 is the picture side of thing side to the six eyeglasses spacing on optical axis.
Systematic parameter: 1/4 " sensor devices f-number 1.9
Table 7
| Surface type | Radius-of-curvature | Thickness | Material | Effective aperture | Circular cone coefficient |
| Sphere | Infinite | Infinite | ? | ? | ? |
| Aspheric surface | 1.7261 | 0.5698 | 1.544,56.11 | 2.1145 | -0.7458 |
| Aspheric surface | 89.6495 | 0.0418 | ? | 1.8061 | -2021.1119 |
| Sphere | Infinite | 0.0106 | ? | 1.7351 | ? |
| Aspheric surface | 3.9699 | 0.2029 | 1.639/23.290 | 1.7661 | -26.5124 |
| Aspheric surface | 1.8339 | 0.3217 | ? | 1.8203 | -2.3500 |
| Aspheric surface | 5.9075 | 0.5730 | 1.544/56.11 | 2.0121 | -34.0263 |
| Aspheric surface | -13.6218 | 0.5016 | ? | 2.2128 | -92.5178 |
| Aspheric surface | -4.7551 | 0.5183 | 1.544/56.11 | 2.2820 | -74.1939 |
| Aspheric surface | -1.4234 | 0.0439 | ? | 2.5802 | -0.4202 |
| Aspheric surface | -12.7950 | 0.3381 | 1.635/23.78 | 2.6608 | -119.3865 |
| Aspheric surface | -98.0822 | 0.3545 | ? | 3.0893 | 3564.9061 |
| Aspheric surface | -1.9730 | 0.2868 | 1.544/56.11 | 3.1671 | -0.8055 |
| Aspheric surface | 3.7829 | 0.0686 | ? | 3.9546 | -52.2738 |
| Sphere | Infinite | 0.2100 | 1.517/64.17 | 4.2486 | ? |
| Sphere | Infinite | 0.5500 | ? | 4.3546 | ? |
| Sphere | Infinite | ? | ? | 4.8577 | ? |
Following table is aspheric surface high-order term coefficient A4, A6, A8, A10, A12, A14, the A16 of non-spherical lens:
Table 8
| A4 | A6 | A8 | A10 | A12 | A14 | A16 |
| 1.8645E-02 | 3.5010E-04 | 1.0379E-02 | -2.1429E-03 | 0 | 0 | 0 |
| 3.1074E-02 | -1.6584E-02 | 2.4144E-02 | -2.0038E-02 | 0 | 0 | 0 |
| -9.6573E-03 | 3.8168E-03 | 1.6161E-02 | -3.0600E-02 | 0 | 0 | 0 |
| -3.4317E-02 | 5.5364E-02 | -1.8330E-02 | 2.4888 |
0 | 0 | 0 |
| 1.1053E-02 | -2.6526E-02 | -3.8406E-04 | 7.8958 |
0 | 0 | 0 |
| -2.1508E-02 | -3.8565E-02 | -1.5874E-02 | 4.8592 |
0 | 0 | 0 |
| -5.5343E-02 | 3.8995E-02 | -3.5590E-02 | -2.8003E-02 | 2.2838E-03 | 4.6888E-05 | -1.8987E-04 |
| 1.5037E-01 | -3.4998E-02 | -1.2017E-02 | -2.6057E-03 | -1.2927E-03 | 3.4189E-04 | 1.0361E-03 |
| -1.3219E-01 | 2.7158E-01 | -3.7784E-01 | 2.2681E-01 | -5.5396E-02 | -7.0912E-03 | 4.2174E-03 |
| -1.8789E-01 | 2.9944E-01 | -3.4584E-01 | 2.2623E-01 | -8.6703E-02 | 1.7891E-02 | -1.5176E-03 |
| -1.4958E-01 | 1.9758E-01 | -1.8597E-01 | 1.1837E-01 | -4.2584E-02 | 7.7366E-03 | -5.4948E-04 |
| -7.6991E-02 | 3.6643E-02 | -1.4010E-02 | 3.0535E-03 | -3.0908E-04 | -1.6555E-06 | 1.5819E-06 |
Fig. 2, Fig. 3, Fig. 4 and Fig. 5 are chromaticity difference diagrams on the axle of embodiment 1, astigmatism figure, distortion figure and ratio chromatism, figure, Fig. 7, Fig. 8, Fig. 9 and Figure 10 are chromaticity difference diagrams on the axle of embodiment 2, astigmatism figure, distortion figure and ratio chromatism, figure, Figure 12, Figure 13, Figure 14 and Figure 15 are chromaticity difference diagrams on the axle of embodiment 3, astigmatism figure, distortion figure and ratio chromatism, figure, Figure 17, Figure 18, Figure 19 and Figure 20 are chromaticity difference diagrams on the axle of embodiment 4, astigmatism figure, distortion figure and ratio chromatism, figure, by chromaticity difference diagram on the axle of each embodiment, astigmatism figure, distortion figure and ratio chromatism, figure, can find out and the utlity model has good optical property.
Although described principle of the present utility model and embodiment for micro pick-up lens above; but under above-mentioned instruction of the present utility model; those skilled in the art can carry out various improvement and distortion on the basis of above-described embodiment, and these improvement or distortion all drop in protection domain of the present utility model.It will be understood by those skilled in the art that specific descriptions are above in order to explain the purpose of this utility model, and not for limiting the utility model, protection domain of the present utility model is limited by claim and equivalent thereof.
Claims (6)
1. a pick-up lens, it is characterized in that: comprise successively from the object side to image side first mirror group, the second mirror group, described first mirror group comprises first lens from the object side to image side successively, the second lens and the 3rd lens, described first lens has positive light coke and thing side is convex surface, described the second lens have negative power and thing side is convex surface, described the second mirror group comprises the 4th lens from the object side to image side successively, the 5th lens and the 6th lens, described the 5th lens have negative power and are convex surface as side, described the 6th lens have negative power and thing side is concave surface.
2. pick-up lens according to claim 1, is characterized in that:
Described camera lens meets following relationship
-6.8<f4.5.6/Dr7r12<-3.0
Wherein f4.5.6 is the combined focal length of the second mirror group, and Dr7r12 is the picture side of thing side to the six lens of the 4th lens spacing on optical axis.
3. pick-up lens according to claim 1, is characterized in that:
Described camera lens meets following relationship
-3.2<f4.5.6/f<-1.65
Wherein f4.5.6 is the combined focal length of the second mirror group, the focal length that f is whole pick-up lens.
4. pick-up lens according to claim 1, is characterized in that: between object and the second lens, be provided with diaphragm.
5. pick-up lens according to claim 1, is characterized in that: it is aspheric surface that described pick-up lens has a face at least.
6. a kind of pick-up lens according to claim 1, is characterized in that: described pick-up lens has adopted glass lens.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320678892.1U CN203606557U (en) | 2013-10-30 | 2013-10-30 | Pick-up lens |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320678892.1U CN203606557U (en) | 2013-10-30 | 2013-10-30 | Pick-up lens |
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| CN203606557U true CN203606557U (en) | 2014-05-21 |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103576296A (en) * | 2013-10-30 | 2014-02-12 | 浙江舜宇光学有限公司 | Pick-up lens |
| CN105093497A (en) * | 2014-05-23 | 2015-11-25 | 先进光电科技股份有限公司 | Optical imaging system |
| CN105223677A (en) * | 2014-07-01 | 2016-01-06 | 大立光电股份有限公司 | Optical lens for shooting, image capturing device and electronic device |
| CN105425361A (en) * | 2014-09-12 | 2016-03-23 | 先进光电科技股份有限公司 | Optical imaging system |
| CN108333723A (en) * | 2018-04-28 | 2018-07-27 | 浙江舜宇光学有限公司 | Optical imaging lens |
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2013
- 2013-10-30 CN CN201320678892.1U patent/CN203606557U/en not_active Expired - Lifetime
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| Publication number | Priority date | Publication date | Assignee | Title |
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| US9791668B2 (en) | 2013-10-30 | 2017-10-17 | Zhejiang Sunny Optics Co., Ltd. | Lens system with six lenses |
| WO2015062351A1 (en) * | 2013-10-30 | 2015-05-07 | 浙江舜宇光学有限公司 | Camera lens system with six lenses |
| CN103576296B (en) * | 2013-10-30 | 2015-10-28 | 浙江舜宇光学有限公司 | A kind of pick-up lens |
| CN103576296A (en) * | 2013-10-30 | 2014-02-12 | 浙江舜宇光学有限公司 | Pick-up lens |
| CN105093497B (en) * | 2014-05-23 | 2017-10-27 | 先进光电科技股份有限公司 | Optical imaging system |
| CN105093497A (en) * | 2014-05-23 | 2015-11-25 | 先进光电科技股份有限公司 | Optical imaging system |
| CN105223677A (en) * | 2014-07-01 | 2016-01-06 | 大立光电股份有限公司 | Optical lens for shooting, image capturing device and electronic device |
| CN105223677B (en) * | 2014-07-01 | 2017-10-24 | 大立光电股份有限公司 | Optical lens for shooting, image capturing device and electronic device |
| CN105425361A (en) * | 2014-09-12 | 2016-03-23 | 先进光电科技股份有限公司 | Optical imaging system |
| CN105425361B (en) * | 2014-09-12 | 2017-09-19 | 先进光电科技股份有限公司 | Optical imaging system |
| CN108333723A (en) * | 2018-04-28 | 2018-07-27 | 浙江舜宇光学有限公司 | Optical imaging lens |
| US11644649B2 (en) | 2018-04-28 | 2023-05-09 | Zhejiang Sunny Optical Co., Ltd | Optical imaging lens assembly |
| CN108333723B (en) * | 2018-04-28 | 2023-05-26 | 浙江舜宇光学有限公司 | Optical imaging lens |
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