CN103984084A - High pixel optical system with small size and distortion - Google Patents
High pixel optical system with small size and distortion Download PDFInfo
- Publication number
- CN103984084A CN103984084A CN201410219136.1A CN201410219136A CN103984084A CN 103984084 A CN103984084 A CN 103984084A CN 201410219136 A CN201410219136 A CN 201410219136A CN 103984084 A CN103984084 A CN 103984084A
- Authority
- CN
- China
- Prior art keywords
- eyeglass
- lens
- small size
- high pixel
- little distortion
- 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.)
- Pending
Links
Landscapes
- Lenses (AREA)
Abstract
The invention relates to a high pixel optical system with small size and distortion. The optical system comprises a diaphragm, and is characterized in that a first lens, a second lens, a third lens, a fourth lens, a fifth lens and a sixth lens are arranged behind the diaphragm in sequence, wherein the first lens, the second lens, the third lens, the fourth lens, the fifth lens and the sixth lens are all aspheric surface lenses, a chip sensitive to light is arranged behind the sixth lens, and the second lens and the fourth lens are glass lenses. According to the high pixel optical system with the small size and distortion, the six lenses are arranged to achieve optical imaging, and the optical system is simple in structure and small in size and distortion.
Description
[technical field]
The present invention relates to optical system.
[background technology]
The such shortcoming of high pixel camera lens ubiquity that current digital camera lens is used: camera lens physical dimension is larger, and imaging area is little, and cost is more high.Only have now minority camera lens, in the situation that sacrificing other side, improve certain aspect, such as in order to realize large image height and high pixel, volume will be done greatly, or raising resolution, improved cost, when can not meet consumer to camera lens small size, there is the demand of high imaging quality.
[summary of the invention]
The object of the invention is to overcome the deficiencies in the prior art, provide a kind of simple in structure, small size, little distortion, high pixel optics system.
In order to address the above problem, the present invention by the following technical solutions:
A kind of small size, little distortion, high pixel optics system, comprise diaphragm, it is characterized in that: described diaphragm is provided with the first eyeglass, the second eyeglass, the 3rd eyeglass, the 4th eyeglass, the 5th eyeglass, the 6th eyeglass that is aspherical lens behind successively, the 6th described eyeglass is provided with sensitive chip behind, and the second described eyeglass and the 4th eyeglass are glass mirror.
A kind of small size as above, little distortion, high pixel optics system, is characterized in that: the first described eyeglass, the 3rd eyeglass, the 5th eyeglass, the 6th eyeglass are glass lens.
A kind of small size as above, little distortion, high pixel optics system, is characterized in that: the second described eyeglass and the 5th eyeglass are negative focal length lens, the first described eyeglass, the 3rd eyeglass, the 4th eyeglass and the 6th eyeglass positive focal length lens.
The optical system of a kind of small size as above, little distortion, high pixel, it is characterized in that: the first described eyeglass, the second eyeglass, the 3rd eyeglass, the 4th eyeglass, the 5th eyeglass, the 6th eyeglass meet following characteristic: NdG1 > 1.70, VdG1 > 40; VdG2 > 25; NdG3 > 1.70, VdG3 > 40; VdG4 > 25; VdG5 > 25; VdG6 > 25; NdG1 is the specific refractivity of the first eyeglass, NdG3 is the specific refractivity of the 3rd eyeglass, VdG1 is the abbe number of the first eyeglass, VdG2 is the abbe number of the second eyeglass, VdG3 is the abbe number of the 3rd eyeglass, VdG4 is the abbe number of the 4th eyeglass, and VdG5 is the abbe number of the 5th eyeglass, and VdG6 is the abbe number of the 6th eyeglass.
A kind of small size as above, little distortion, high pixel optics system, is characterized in that: the aspheric surface configuration of all eyeglasses meets following equation:
a
1y
2+ a
2y
4+ a
3y
6+ a
4y
8+ a
5y
10+ a
6y
12+ a
7y
14+ a
8y
16, in formula, c is the corresponding curvature of radius, and y is radial coordinate (its unit is identical with length of lens unit), and k is circular cone whose conic coefficient, a
1to a
8represent respectively the corresponding coefficient of each radial coordinate.
A kind of small size as above, little distortion, high pixel optics system, is characterized in that: described sensitive chip is of a size of 1 inch, and its diagonal line height is more than or equal to 15.8mm, and Pixel Dimensions is less than or equal to 3.5 μ m * 3.5 μ m.
A kind of small size as above, little distortion, high pixel optics system, is characterized in that: second piece of described eyeglass is concave-concave negative focal length lens.
A kind of small size as above, little distortion, high-pixel optical lens, is characterized in that: the 3rd described eyeglass one side evagination also protrudes in the concave surface of second piece of described eyeglass.
Beneficial effect of the present invention has:
1, camera lens volume of the present invention is little, and by six eyeglasses are set, wherein the first eyeglass and the 3rd eyeglass adopt high index of refraction material eyeglass, effectively promote light deflection, the monnolithic case size of effectively having compressed camera lens, optics overall length is less than 18.5mm, and maximum effectively external diameter is less than 16mm;
2, whole picture can blur-free imaging, and the resolution of visible light wave range has reached 2,000 ten thousand still photos;
3, note controlling the variation of turning back of light, can effectively control distortion; Meanwhile, diaphragm is arranged on before first piece of eyeglass, is conducive to reduce distortion, and greatest optical distortion is less than 1.5%, TV distortion and is less than 1%;
4, this camera lens adopts the design in 1: 1: 1 of wide spectrum, at visible light wave range, has fabulous image sharpness and color reducibility, has guaranteed high-quality image sharpness and color reducibility.
[accompanying drawing explanation]
Fig. 1 is schematic diagram of the present invention.
[embodiment]
Below in conjunction with accompanying drawing and embodiment, the present invention is described in further detail:
A kind of small size, little distortion, high pixel optics system as shown in the figure, comprise diaphragm 1, diaphragm 1 is provided with the first eyeglass 2, the second eyeglass 3, the 3rd eyeglass 4, the 4th eyeglass 5, the 5th eyeglass 6, the 6th eyeglass 7 that is aspherical lens behind successively, the 6th eyeglass 7 is provided with sensitive chip 8 behind, sensitive chip 8 is of a size of 1 inch, its diagonal line height is more than or equal to 15.8mm, and Pixel Dimensions is less than or equal to 3.5 μ m * 3.5 μ m, between the 6th eyeglass 7 and sensitive chip 8, optical filter can be set.At the 6th eyeglass 7, be provided with sensitive chip 8 below, meanwhile, between the 6th eyeglass 7 and sensitive chip 8, insert optical filter, to filter the veiling glare outside design wave band, and when design, considered the aberration of the backing material introducing of optical filter, proofreaied and correct, realized best imaging effect.The second eyeglass 3 and the 4th eyeglass 5 are glass mirror, the first eyeglass 2, the 3rd eyeglass 4, the 5th eyeglass 6, the 6th eyeglass 7 are glass lens, the first eyeglass 2 and the 3rd eyeglass 4 adopt high index of refraction material eyeglass, effectively promote light deflection, have effectively compressed the monnolithic case size of camera lens.The second eyeglass 3 and the 5th eyeglass 6 are negative focal length lens, the first eyeglass 2, the 3rd eyeglass 4, the 4th eyeglass 5 and the 6th eyeglass 7 positive focal length lens, the first eyeglass 2, the second eyeglass 3, the 3rd eyeglass 4, the 4th eyeglass 5, the 5th eyeglass 6, the 6th eyeglass 7 meet following characteristic: NdG1 > 1.70, VdG1 > 40; VdG2 > 25; NdG3 > 1.70, VdG3 > 40; VdG4 > 25; VdG5 > 25; VdG6 > 25; NdG1 is the specific refractivity of the first eyeglass 2, NdG3 is the specific refractivity of the 3rd eyeglass 4, VdG1 is the abbe number of the first eyeglass 2, VdG2 is the abbe number of the second eyeglass 3, VdG3 is the abbe number of the 3rd eyeglass 4, VdG4 is the abbe number of the 4th eyeglass 5, and VdG5 is the abbe number of the 5th eyeglass 6, and VdG6 is the abbe number of the 6th eyeglass 7.Second piece of eyeglass 3 is concave-concave negative focal length lens, and the 3rd eyeglass 4 one side evaginations also protrude in the concave surface of second piece of eyeglass 3.The aspheric surface configuration of all eyeglasses meets following equation:
a
1y
2+ a
2y
4+ a
3y
6+ a
4y
8+ a
5y
10+ a
6y
12+ a
7y
14+ a
8y
16, in formula, c is the corresponding curvature of radius, and y is radial coordinate (its unit is identical with length of lens unit), and k is circular cone whose conic coefficient, a
1to a
8represent respectively the corresponding coefficient of each radial coordinate.
Lifting an optical length is below 17.7mm, the actual design case of 2,000 ten thousand pixels:
| Face numbering | Face type | Radius | Thickness | Material | Effective diameter |
| 0BJ | Standard sphere | INFINITY | 600 | AIR | 420.125 |
| Diaphragm | Standard sphere | INFINITY | 0.369 | AIR | 3.21 |
| S1 | Even number aspheric surface | 15.51 | 1.301 | M-TAFD305 | 3.60 |
| S2 | Even number aspheric surface | 210.08 | 0.226 | AIR | 3.91 |
| S3 | Even number aspheric surface | 50.56 | 1.345 | SP1516 | 4.10 |
| S4 | Even number aspheric surface | 4.825 | 0.275 | AIR | 4.74 |
| S5 | Even number aspheric surface | 6.554 | 2.409 | TAF5 | 4.87 |
| S6 | Even number aspheric surface | -35.66 | 2.419 | AIR | 4.97 |
| S7 | Even number aspheric surface | -6.285 | 2.225 | F52R | 5.24 |
| S8 | Even number aspheric surface | -5.233 | 0.192 | AIR | 5.24 |
| S9 | Even number aspheric surface | 5.898 | 1.05 | 0KP4 | 5.40 |
| S10 | Even number aspheric surface | 3.665 | 0.327 | AIR | 6.46 |
| S11 | Even number aspheric surface | 4.967 | 1.367 | F4520 | 6.76 |
| S12 | Even number aspheric surface | 4.509 | 1.504 | AIR | 7.08 |
| S13 | Standard sphere | INFINITY | 0.8 | K9L | 7.38 |
| S14 | Standard sphere | INFINITY | 1.930 | AIR | 7.67 |
| Image planes | Standard sphere | INFINITY | ? | ? | 8.10 |
The asphericity coefficient of each piece of each face of eyeglass:
| ? | CONIC | A4 | A6 | A8 | A10 |
| S1 | -10.968 | 6.2825E-005 | -1.143E-004 | 1.9897E-006 | -2.96E-007 |
| S2 | 2562.74 | -9.314E-004 | -2.621E-004 | 1.6445E-005 | -5.078E-007 |
| S3 | 97.75 | -2.202E-003 | -1.807E-005 | 1.1298E-005 | -3.441E-007 |
| S4 | -6.547 | -1.13E-003 | 9.688E-005 | -3.937E-007 | -8.091E-008 |
| S5 | -9.998 | 8.88E-004 | -8.488E-005 | 5.9301E-006 | -1.322E-007 |
| S6 | 12.678 | 4.371E-004 | 2.3194E-005 | -1.038E-006 | 5.2905E-009 |
| S7 | -10.708 | -3.073E-003 | 2.4329E-004 | -5.481E-006 | 3.4705E-008 |
| S8 | -0.862 | 1.6313E-003 | -2.389E-005 | 2.9266E-006 | -4.015E-008 |
| S9 | -12.545 | -2.23E-003 | 4.2298E-005 | -1.2543-006 | 3.217E-009 |
| S10 | -6.029 | -1.366E-003 | -2.469E-006 | 5.2777E-007 | -4.891E-009 |
| S11 | -10.088 | -8.654E-004 | -3.932E-006 | 5.0964E-007 | -4.227E-009 |
| S12 | -5.345 | -1.046E-003 | 4.4488E-005 | -1.001E-006 | 8.4515E-009 |
Claims (8)
1. a small size, little distortion, high pixel optics system, comprise diaphragm (1), it is characterized in that: described diaphragm (1) is provided with the first eyeglass (2), the second eyeglass (3), the 3rd eyeglass (4), the 4th eyeglass (5), the 5th eyeglass (6), the 6th eyeglass (7) that is aspherical lens behind successively, the 6th described eyeglass (7) is provided with sensitive chip (8) behind, and described the second eyeglass (3) and the 4th eyeglass (5) are glass mirror.
2. a kind of small size according to claim 1, little distortion, high pixel optics system, is characterized in that: described the first eyeglass (2), the 3rd eyeglass (4), the 5th eyeglass (6), the 6th eyeglass (7) are glass lens.
3. a kind of small size according to claim 1, little distortion, high pixel optics system, it is characterized in that: described the second eyeglass (3) and the 5th eyeglass (6) are negative focal length lens, described the first eyeglass (2), the 3rd eyeglass (4), the 4th eyeglass (5) and the 6th eyeglass (7) positive focal length lens.
4. the optical system of a kind of small size according to claim 3, little distortion, high pixel, it is characterized in that: described the first eyeglass (2), the second eyeglass (3), the 3rd eyeglass (4), the 4th eyeglass (5), the 5th eyeglass (6), the 6th eyeglass (7) meet following characteristic: NdG1 > 1.70, VdG1 > 40; VdG2 > 25; NdG3 > 1.70, VdG3 > 40; VdG4 > 25; VdG5 > 25; VdG6 > 25; NdG1 is the specific refractivity of the first eyeglass (2), NdG3 is the specific refractivity of the 3rd eyeglass (4), VdG1 is the abbe number of the first eyeglass (2), VdG2 is the abbe number of the second eyeglass (3), VdG3 is the abbe number of the 3rd eyeglass (4), VdG4 is the abbe number of the 4th eyeglass (5), and VdG5 is the abbe number of the 5th eyeglass (6), and VdG6 is the abbe number of the 6th eyeglass (7).
5. a kind of small size according to claim 1, little distortion, high pixel optics system, is characterized in that: the aspheric surface configuration of all eyeglasses meets following equation:
a
1y
2+ a
2y
4+ a
3y
6+ a
4y
8+ a
5y
10+ a
6y
12+ a
7y
14+ a
8y
16, in formula, c is the corresponding curvature of radius, and y is radial coordinate (its unit is identical with length of lens unit), and k is circular cone whose conic coefficient, a
1to a
8represent respectively the corresponding coefficient of each radial coordinate.
6. a kind of small size according to claim 1, little distortion, high pixel optics system, it is characterized in that: described sensitive chip (8) is of a size of 1 inch, its diagonal line height is more than or equal to 15.8mm, and Pixel Dimensions is less than or equal to 3.5 μ m * 3.5 μ m.
7. a kind of small size according to claim 1, little distortion, high pixel optics system, is characterized in that: described second piece of eyeglass (3) is concave-concave negative focal length lens.
8. a kind of small size according to claim 1, little distortion, high-pixel optical lens, is characterized in that: the 3rd described eyeglass (4) one side evaginations also protrude in the concave surface of described second piece of eyeglass (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410219136.1A CN103984084A (en) | 2014-05-22 | 2014-05-22 | High pixel optical system with small size and distortion |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410219136.1A CN103984084A (en) | 2014-05-22 | 2014-05-22 | High pixel optical system with small size and distortion |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103984084A true CN103984084A (en) | 2014-08-13 |
Family
ID=51276120
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410219136.1A Pending CN103984084A (en) | 2014-05-22 | 2014-05-22 | High pixel optical system with small size and distortion |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103984084A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US9507126B2 (en) | 2014-12-29 | 2016-11-29 | Largan Precision Co., Ltd. | Optical imaging system, image capturing unit and electronic device |
| CN106707467A (en) * | 2016-12-27 | 2017-05-24 | 嘉兴中润光学科技有限公司 | Long-focus lens |
| WO2018120080A1 (en) * | 2016-12-30 | 2018-07-05 | 深圳市柔宇科技有限公司 | Optical system for curved-screen display |
| CN111596441A (en) * | 2014-10-20 | 2020-08-28 | 三星电机株式会社 | Optical system |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103149666A (en) * | 2012-09-12 | 2013-06-12 | 浙江师范大学 | Broadband spectrum large aperture star sensor optical system |
| US20130215520A1 (en) * | 2012-02-17 | 2013-08-22 | Shu-Tzu Lai | Six-piece optical lens system |
| CN103499874A (en) * | 2013-10-29 | 2014-01-08 | 姚学文 | Extra wide angle lens |
| CN103558678A (en) * | 2013-11-06 | 2014-02-05 | 张少军 | High-definition wide-angle lens |
| CN103576290A (en) * | 2013-10-30 | 2014-02-12 | 宁波舜宇车载光学技术有限公司 | Wide-angle lens |
| JP2014044250A (en) * | 2012-08-24 | 2014-03-13 | Sony Corp | Image pickup lens and image pickup device |
| CN103676088A (en) * | 2012-08-28 | 2014-03-26 | 索尼公司 | Image pickup lens and image pickup unit |
-
2014
- 2014-05-22 CN CN201410219136.1A patent/CN103984084A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20130215520A1 (en) * | 2012-02-17 | 2013-08-22 | Shu-Tzu Lai | Six-piece optical lens system |
| JP2014044250A (en) * | 2012-08-24 | 2014-03-13 | Sony Corp | Image pickup lens and image pickup device |
| CN103676088A (en) * | 2012-08-28 | 2014-03-26 | 索尼公司 | Image pickup lens and image pickup unit |
| CN103149666A (en) * | 2012-09-12 | 2013-06-12 | 浙江师范大学 | Broadband spectrum large aperture star sensor optical system |
| CN103499874A (en) * | 2013-10-29 | 2014-01-08 | 姚学文 | Extra wide angle lens |
| CN103576290A (en) * | 2013-10-30 | 2014-02-12 | 宁波舜宇车载光学技术有限公司 | Wide-angle lens |
| CN103558678A (en) * | 2013-11-06 | 2014-02-05 | 张少军 | High-definition wide-angle lens |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111596441A (en) * | 2014-10-20 | 2020-08-28 | 三星电机株式会社 | Optical system |
| US11892607B2 (en) | 2014-10-20 | 2024-02-06 | Samsung Electro-Mechanics Co., Ltd. | Optical system |
| US9507126B2 (en) | 2014-12-29 | 2016-11-29 | Largan Precision Co., Ltd. | Optical imaging system, image capturing unit and electronic device |
| CN106707467A (en) * | 2016-12-27 | 2017-05-24 | 嘉兴中润光学科技有限公司 | Long-focus lens |
| WO2018120080A1 (en) * | 2016-12-30 | 2018-07-05 | 深圳市柔宇科技有限公司 | Optical system for curved-screen display |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN106199922B (en) | Seven chip wide-angle lens | |
| CN103576296B (en) | A kind of pick-up lens | |
| CN103576297B (en) | Pick-up lens | |
| CN203965713U (en) | The slim camera lens of high pixel | |
| CN105700119B (en) | Imaging lens system, image capturing device and electronic device | |
| CN103777315B (en) | Miniature wide-angle imaging lens | |
| CN104216096B (en) | High-resolution thin lens unit | |
| CN103592746A (en) | Image lens system set | |
| CN105319675A (en) | Imaging optical system, image capturing device and mobile terminal | |
| CN105589179A (en) | Image capturing lens system, image capturing device and electronic device | |
| CN104898259A (en) | Optical camera lens with large aperture and large image surface | |
| CN206039010U (en) | Optical imaging system | |
| CN203606558U (en) | Imaging lens | |
| CN107085283B (en) | Ultra-high definition low-distortion glass-plastic mixed 6.0mm prime lens | |
| CN106405794A (en) | Optical imaging system | |
| CN103941380B (en) | A kind of miniature imaging camera lens | |
| CN105866927B (en) | A kind of optical imaging system | |
| CN103969811B (en) | A kind of wide-angle optical lens being applied to high-pixel mobile phone, ultra-thin high picture element camera | |
| CN107037570B (en) | Athermalization high-definition prime lens | |
| CN106199918A (en) | Pick-up lens | |
| CN107065128A (en) | Camera optical camera lens | |
| CN206039009U (en) | Shooting lens | |
| CN103984084A (en) | High pixel optical system with small size and distortion | |
| CN203606557U (en) | Pick-up lens | |
| CN105403981A (en) | High-image quality optical 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 | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20140813 |
|
| RJ01 | Rejection of invention patent application after publication |