CN110596863A - Effective focal length F =65mm, F = 1.4F of diaphragm number and large diaphragm of digital non-inverting machine - Google Patents
Effective focal length F =65mm, F = 1.4F of diaphragm number and large diaphragm of digital non-inverting machine Download PDFInfo
- Publication number
- CN110596863A CN110596863A CN201910889533.2A CN201910889533A CN110596863A CN 110596863 A CN110596863 A CN 110596863A CN 201910889533 A CN201910889533 A CN 201910889533A CN 110596863 A CN110596863 A CN 110596863A
- Authority
- CN
- China
- Prior art keywords
- lens
- spherical
- dispersion
- refractive index
- less
- 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
Classifications
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B1/00—Optical elements characterised by the material of which they are made; Optical coatings for optical elements
-
- 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
- G02B13/0055—Miniaturised objectives for electronic devices, e.g. portable telephones, webcams, PDAs, small digital cameras employing a special optical element
- G02B13/006—Miniaturised objectives for electronic devices, e.g. portable telephones, webcams, PDAs, small digital cameras employing a special optical element at least one element being a compound optical element, e.g. cemented elements
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
- G02B27/0025—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00 for optical correction, e.g. distorsion, aberration
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Lenses (AREA)
Abstract
The invention provides a digital non-inverting large-aperture medium-sized picture lens with an effective focal length F of 65mm and an F-number F of 1.4, which sequentially comprises a first lens (1), a second lens (2), a third lens (3), a fourth lens (4), a fifth lens (5), a sixth lens (6), a seventh lens (7), an eighth lens (8), a ninth lens (9), a tenth lens (10) and an eleventh lens (11) from an object space; the eighth spherical surface is glued with the ninth spherical surface, the fourteenth spherical surface is glued with the fifteenth spherical surface, the eighteenth spherical surface is glued with the nineteenth spherical surface, and the twentieth spherical surface is glued with the twenty-first spherical surface. The 65mm F1.4 lens is a frame lens in a digital non-reflex camera, has an oversized diaphragm, exquisite appearance and high cost performance.
Description
Technical Field
The invention relates to a Fuji non-reflection medium picture digital camera lens, in particular to a digital non-reflection medium picture large-aperture medium picture lens with the specifications of an effective focal length F being 65mm and an F-number F being 1.4.
Background
In digital camera equipment, there is a gap in the production design of domestic lenses. However, domestic photography enthusiasts are numerous and demand is great. The existing lens in the market has extremely high price, and causes heavy economic burden to general photography enthusiasts.
Disclosure of Invention
In view of the above problems, an object of the present invention is to provide a digital non-inverter large-aperture medium-size lens with a specification of 65mm F1.4, which corrects various aberrations, simplifies the structure, improves the imaging quality, and has high imaging quality, high cost performance and a delicate appearance.
The technical scheme for realizing the invention is as follows: a digital non-inverter large-aperture medium-size lens sequentially comprises a first lens, a second lens, a third lens, a fourth lens, a fifth lens, a sixth lens, a seventh lens, an eighth lens, a ninth lens, a tenth lens and an eleventh lens from an object space. The first lens (1) is a convex object-side spherical positive lens and comprises a first spherical convex surface and a second spherical concave surface,
the second lens is a convex object-side spherical positive lens and comprises a third spherical convex surface and a fourth spherical concave surface,
the third lens is a convex object-side spherical negative lens and comprises a fifth spherical convex surface and a sixth spherical concave surface,
the fourth lens is a concave object-side spherical negative lens and comprises a seventh spherical concave surface and an eighth spherical concave surface,
the fifth lens is a convex object-side spherical positive lens and comprises a ninth spherical convex surface and a tenth spherical convex surface,
the sixth lens is a convex object-side spherical positive lens and comprises an eleventh spherical convex surface and a twelfth spherical convex surface,
the seventh lens is a convex object-side spherical positive lens and comprises a thirteenth spherical convex surface and a fourteenth spherical convex surface,
the eighth lens is a concave object-side spherical negative lens and comprises a fifteenth spherical concave surface and a sixteenth spherical concave surface,
the ninth lens is a convex object-side spherical positive lens and comprises a seventeenth spherical convex surface and an eighteenth spherical convex surface,
the tenth lens is a concave object-side spherical positive lens and comprises a nineteenth spherical concave surface and a twenty-fifth spherical convex surface,
the eleventh lens is a concave object-side spherical negative lens and comprises a twenty-first spherical concave surface and a twenty-second spherical plane;
the eighth spherical concave surface is glued with the ninth spherical convex surface, the fourteenth spherical convex surface is glued with the fifteenth spherical concave surface, the eighteenth spherical convex surface is glued with the nineteenth spherical concave surface, and the twentieth spherical convex surface is glued with the twenty-first spherical concave surface.
Further, the first lens to the eleventh lens are all glass materials produced by shinyleigh photoelectric limited.
Further, the refractive index of the first lens is larger than 1.8 and smaller than 1.9, and the dispersion of the first lens is larger than 35 and smaller than 40; the preferred material for the first lens is a glass material of type HZLAF68N, index of refraction 1.883, and dispersion 39.22.
The refractive index of the second lens is more than 1.7 and less than 1.8, and the dispersion of the second lens is more than 40 and less than 45; the preferred material for this second lens is a glass material of type HLAF52, refractive index 1.786, with dispersion 44.19.
The refractive index of the third lens is more than 1.7 and less than 1.8, and the dispersion of the third lens is more than 25 and less than 30; the preferred material for the third lens is a glass material of type HZF50, refractive index 1.740, and dispersion 27.76.
The refractive index of the fourth lens is more than 1.8 and less than 1.9, and the dispersion of the fourth lens is more than 25 and less than 30; the preferred material for this fourth lens is a glass material of type HZF7LA, refractive index 1.805, and dispersion 25.46.
The refractive index of the fifth lens is more than 1.6 and less than 1.7, and the dispersion of the fifth lens is more than 45 and less than 50; the preferred material for this fifth lens is a glass material of type HLAF1, refractive index 1.694, and dispersion 49.19.
The refractive index of the sixth lens is more than 2.0 and less than 2.1, and the dispersion of the sixth lens is more than 25 and less than 30; the preferred material for the sixth lens is a glass material of type HZLAF90, having a refractive index of 2.001 and a dispersion of 25.43.
The refractive index of the seventh lens is more than 1.8 and less than 1.9, and the dispersion of the seventh lens is more than 35 and less than 40; the preferred material for the seventh lens is a glass material of type HZLAF68N, index of refraction 1.883, and dispersion 39.22.
The refractive index of the eighth lens is more than 1.7 and less than 1.8, and the dispersion of the eighth lens is more than 25 and less than 30; the preferred material for the eighth lens is a glass material of type HZF3, refractive index 1.717, dispersion 29.50;
the refractive index of the ninth lens is more than 2.0 and less than 2.1, and the dispersion of the ninth lens is more than 25 and less than 30; the preferred material for the ninth lens is a glass material of type HZLAF90, having a refractive index of 2.001 and a dispersion of 25.43.
The refractive index of the tenth lens is more than 1.4 and less than 1.5, and the dispersion thereof is more than 70 and less than 75; preferably, the tenth lens is made of a glass material model HQK3, has a refractive index of 1.487, and has a dispersion of 70.44.
The refractive index of the eleventh lens is more than 1.7 and less than 1.8, and the dispersion of the eleventh lens is more than 25 and less than 30; the preferred material for the eleventh lens is a glass material of type HZF5, refractive index 1.740, and dispersion 28.30.
Further, the lens parameters are:
the invention has the advantages that: the lens adopts spherical design to correct various aberrations, and spherical aberration generated by adopting a spherical mirror can be avoided, so that the structure is simplified, and the imaging quality is improved. The lenses are all made of glass materials produced by Chengdu Guangming photoelectricity Limited company, so that the quality of the lenses is improved, the definition of the lenses is improved, the use performance of the lenses is improved, and the cost performance of the lenses is greatly improved.
Drawings
FIG. 1 is a schematic view of a lens structure of a frame lens of a digital camera according to the present invention;
FIG. 2 is a MTF graph of a frame lens in a digital camera according to the present invention;
in fig. 1, 1 is a first lens, 2 is a second lens, 3 is a third lens, 4 is a fourth lens, 5 is a fifth lens, 6 is a sixth lens, 7 is a seventh lens, 8 is an eighth lens, 9 is a ninth lens, 10 is a tenth lens, 11 is an eleventh lens, 12 is a stop surface, and 13 is an image surface.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
Referring to fig. 1-2, the present invention is a digital lens for framing in a large aperture without an inverter, which comprises a first lens 1, a second lens 2, a third lens 3, a fourth lens 4, a fifth lens 5, a sixth lens 6, a seventh lens 7, an eighth lens 8, a ninth lens 9, a tenth lens 10, and an eleventh lens 11 in order from an object side.
The first lens 1 is a convex object-side spherical positive lens, and comprises a first spherical convex surface and a second spherical concave surface,
the second lens 2 is a convex object-side spherical positive lens and comprises a third spherical convex surface and a fourth spherical concave surface,
the third lens 3 is a convex object-side spherical negative lens and comprises a fifth spherical convex surface and a sixth spherical concave surface,
the fourth lens 4 is a concave object-side spherical negative lens, and comprises a seventh spherical concave surface and an eighth spherical concave surface,
the fifth lens 5 is a convex object-side spherical positive lens, and comprises a ninth spherical convex surface and a tenth spherical convex surface,
the sixth lens 6 is a convex object-side spherical positive lens, and includes an eleventh spherical convex surface and a twelfth spherical convex surface,
the seventh lens 7 is a convex object-side spherical positive lens, and includes a thirteenth spherical convex surface and a fourteenth spherical convex surface,
the eighth lens 8 is a concave object-side spherical negative lens, and includes a fifteenth spherical concave surface and a sixteenth spherical concave surface,
the ninth lens 9 is a convex object-side spherical positive lens, and includes a seventeenth spherical convex surface and an eighteenth spherical convex surface,
the tenth lens 10 is a concave object-side spherical positive lens, and includes a nineteenth spherical concave surface and a twenty-fifth spherical convex surface,
the eleventh lens 11 is a concave object-side spherical negative lens, and includes a twenty-first spherical concave surface and a twenty-second spherical plane;
the eighth spherical concave surface is glued with the ninth spherical convex surface, the fourteenth spherical convex surface is glued with the fifteenth spherical concave surface, the eighteenth spherical convex surface is glued with the nineteenth spherical concave surface, and the twentieth spherical convex surface is glued with the twenty-first spherical concave surface.
The first lens to the eleventh lens are all glass materials produced by Chengming photoelectric Co.
The refractive index of the first lens 1 is more than 1.8 and less than 1.9, and the dispersion thereof is more than 35 and less than 40; the preferred material for the first lens is a glass material of type HZLAF68N, index of refraction 1.883, and dispersion 39.22.
The refractive index of the second lens 2 is more than 1.7 and less than 1.8, and the dispersion thereof is more than 40 and less than 45; the preferred material for this second lens is a glass material of type HLAF52, refractive index 1.786, with dispersion 44.19.
The refractive index of the third lens 3 is more than 1.7 and less than 1.8, and the dispersion thereof is more than 25 and less than 30; preferably the third layer
The mirror material was a glass material model HZF50, refractive index 1.740, and dispersion 27.76.
The refractive index of the fourth lens 4 is more than 1.8 and less than 1.9, and the dispersion thereof is more than 25 and less than 30; the preferred material for this fourth lens is a glass material of type HZF7LA, refractive index 1.805, and dispersion 25.46.
The refractive index of the fifth lens 5 is more than 1.6 and less than 1.7, and the dispersion thereof is more than 45 and less than 50; the preferred material for this fifth lens is a glass material of type HLAF1, refractive index 1.694, and dispersion 49.19.
The refractive index of the sixth lens 6 is more than 2.0 and less than 2.1, and the dispersion thereof is more than 25 and less than 30; the preferred material for the sixth lens is a glass material of type HZLAF90, having a refractive index of 2.001 and a dispersion of 25.43.
The refractive index of the seventh lens 7 is more than 1.8 and less than 1.9, and the dispersion thereof is more than 35 and less than 40; the preferred material for the seventh lens is a glass material of type HZLAF68N, index of refraction 1.883, and dispersion 39.22.
The refractive index of the eighth lens 8 is more than 1.7 and less than 1.8, and the dispersion thereof is more than 25 and less than 30; the preferred material for the eighth lens is a glass material of type HZF3, refractive index 1.717, dispersion 29.50;
the refractive index of the ninth lens 9 is more than 2.0 and less than 2.1, and the dispersion thereof is more than 25 and less than 30; the preferred material for the ninth lens is a glass material of type HZLAF90, having a refractive index of 2.001 and a dispersion of 25.43.
The tenth lens 10 has a refractive index greater than 1.4 and less than 1.5, and a dispersion greater than 70 and less than 75; preferably, the tenth lens is made of a glass material model HQK3, has a refractive index of 1.487, and has a dispersion of 70.44.
The refractive index of the eleventh lens 11 is more than 1.7 and less than 1.8, and the dispersion thereof is more than 25 and less than 30; the preferred material for the eleventh lens is a glass material of type HZF5, refractive index 1.740, and dispersion 28.30.
The lens parameters are:
referring to fig. 2, the field angle of the lens is 45.482 degrees, the maximum field of view is half-field angle 22.741 degrees during design optimization, and the overall design process selects five field angles, namely, 0.000 degree field of view, 6.340 degree field of view, 11.613 degree field of view, 16.167 degree field of view and 22.741 degree field of view. Where "T" and "R" denote the two orthogonal directions, tangential and radial.
Wherein the dashed line of F1 represents the diffraction limit curve and the solid line of F1 represents the central field-of-view MTF curve.
Wherein the dashed line F2 represents the radial 6.34 degree field of view curve and the solid line F2 represents the tangential 6.34 degree field of view curve.
Wherein the dashed F3 line represents the radial 11.613 degree field of view curve and the solid F3 line represents the tangential 11.613 degree field of view curve.
Wherein the dashed F4 line represents the radial 16.167 degree field of view curve and the solid F4 line represents the tangential 16.167 degree field of view curve.
Wherein the dashed F5 line represents the radial 22.741 degree field of view curve and the solid F5 line represents the tangential 22.741 degree field of view curve.
The full-frame lens of the digital camera has the advantages that: the lens adopts spherical design to correct various aberrations, and spherical aberration generated by adopting a spherical mirror can be avoided, so that the structure is simplified, and the imaging quality is improved. The lenses are all made of glass materials, so that the quality of the lenses and the definition of the lens are improved, and the service performance of the lens is improved.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are intended to be included within the scope of the present invention.
Claims (5)
1. The utility model provides a frame camera lens in quick-witted big light ring of digital inorganic opposition of effective focal length F ═ 65mm, F number F ═ 1.4 which characterized in that: the lens comprises a first lens (1), a second lens (2), a third lens (3), a fourth lens (4), a fifth lens (5), a sixth lens (6), a seventh lens (7), an eighth lens (8), a ninth lens (9), a tenth lens (10) and an eleventh lens (11) in sequence from the object side;
the first lens (1) is a convex object-side spherical positive lens and comprises a first spherical convex surface and a second spherical concave surface,
the second lens (2) is a convex object-side spherical positive lens and comprises a third spherical convex surface and a fourth spherical concave surface,
the third lens (3) is a convex object-side spherical negative lens and comprises a fifth spherical convex surface and a sixth spherical concave surface,
the fourth lens (4) is a concave object-side spherical negative lens and comprises a seventh spherical concave surface and an eighth spherical concave surface,
the fifth lens (5) is a convex object-side spherical positive lens and comprises a ninth spherical convex surface and a tenth spherical convex surface,
the sixth lens (6) is a convex object-side spherical positive lens and comprises an eleventh spherical convex surface and a twelfth spherical convex surface,
the seventh lens (7) is a convex object-side spherical positive lens, and comprises a thirteenth spherical convex surface and a fourteenth spherical convex surface,
the eighth lens (8) is a concave object-side spherical negative lens, which comprises a fifteenth spherical concave surface and a sixteenth spherical concave surface,
the ninth lens (9) is a convex object-side spherical positive lens and comprises a seventeenth spherical convex surface and an eighteenth spherical convex surface,
the tenth lens (10) is a concave object-side spherical positive lens and comprises a nineteenth spherical concave surface and a twenty-fifth spherical convex surface,
the eleventh lens (11) is a concave object-side spherical negative lens and comprises a twenty-first spherical concave surface and a twenty-second spherical plane;
the eighth spherical surface is glued with the ninth spherical surface, the fourteenth spherical surface is glued with the fifteenth spherical surface, the eighteenth spherical surface is glued with the nineteenth spherical surface, and the twentieth spherical surface is glued with the twenty-first spherical surface.
2. The digital lens for medium and large aperture with an effective focal length F65 mm and F-number F1.4 as claimed in claim 1, wherein:
the refractive index of the first lens is more than 1.8 and less than 1.9, and the dispersion of the first lens is more than 35 and less than 40;
the refractive index of the second lens is more than 1.7 and less than 1.8, and the dispersion of the second lens is more than 40 and less than 45;
the refractive index of the third lens is more than 1.7 and less than 1.8, and the dispersion of the third lens is more than 25 and less than 30;
the refractive index of the fourth lens is more than 1.8 and less than 1.9, and the dispersion of the fourth lens is more than 25 and less than 30;
the refractive index of the fifth lens is more than 1.6 and less than 1.7, and the dispersion of the fifth lens is more than 45 and less than 50;
the refractive index of the sixth lens is more than 2.0 and less than 2.1, and the dispersion of the sixth lens is more than 25 and less than 30;
the refractive index of the seventh lens is more than 1.8 and less than 1.9, and the dispersion of the seventh lens is more than 35 and less than 40;
the refractive index of the eighth lens is more than 1.7 and less than 1.8, and the dispersion of the eighth lens is more than 25 and less than 30;
the refractive index of the ninth lens is more than 2.0 and less than 2.1, and the dispersion of the ninth lens is more than 25 and less than 30;
the refractive index of the tenth lens is more than 1.4 and less than 1.5, and the dispersion thereof is more than 70 and less than 75;
the refractive index of the eleventh lens is more than 1.7 and less than 1.8, and the dispersion thereof is more than 25 and less than 30.
3. The digital lens for medium and large aperture with an effective focal length F65 mm and F-number F1.4 as claimed in claim 1, wherein: the first lens (1) to the eleventh lens (11) are all glass materials produced by Ducheng Guangming photoelectric Co.
4. The digital large-aperture medium-size digital lens with an effective focal length F of 65mm and an F-number F of 1.4 as set forth in claim 1, wherein:
the first lens (1) has a refractive index of 1.883 and a dispersion of 39.22;
the second lens (2) has a refractive index 1.786 with a dispersion of 44.19;
the third lens (3) has a refractive index of 1.740 and a dispersion of 27.76;
the refractive index of the fourth lens (4) is 1.805, and the dispersion of the fourth lens is 25.46;
the fifth lens (5) has a refractive index of 1.694 and a chromatic dispersion of 49.19;
the refractive index of the sixth lens (6) is 2.001, and the dispersion of the sixth lens is 25.43;
the seventh lens (7) has a refractive index of 1.883 and a dispersion of 39.22;
the eighth lens (8) has a refractive index of 1.717 and a dispersion of 29.50;
the refractive index of the ninth lens (9) is 2.001, and the dispersion of the ninth lens is 25.43;
the tenth lens (10) has a refractive index of 1.487 and a dispersion of 70.44;
the eleventh lens (11) has a refractive index of 1.740 and a dispersion of 28.30.
5. The digital lens for medium and large aperture with an effective focal length F65 mm and F-number F1.4 as claimed in claim 1, wherein: the lens parameters are as follows,
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910889533.2A CN110596863B (en) | 2019-09-20 | 2019-09-20 | Digital large-aperture medium-frame lens without phase opposition and with effective focal length F65 mm and F1.4 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910889533.2A CN110596863B (en) | 2019-09-20 | 2019-09-20 | Digital large-aperture medium-frame lens without phase opposition and with effective focal length F65 mm and F1.4 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110596863A true CN110596863A (en) | 2019-12-20 |
| CN110596863B CN110596863B (en) | 2022-03-18 |
Family
ID=68861663
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910889533.2A Active CN110596863B (en) | 2019-09-20 | 2019-09-20 | Digital large-aperture medium-frame lens without phase opposition and with effective focal length F65 mm and F1.4 |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110596863B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111025555A (en) * | 2019-12-23 | 2020-04-17 | 瑞声通讯科技(常州)有限公司 | Image pickup optical lens |
| CN113253420A (en) * | 2020-09-23 | 2021-08-13 | 嘉兴中润光学科技股份有限公司 | Wide-angle large-aperture non-reflection camera and fixed-focus lens |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2006178244A (en) * | 2004-12-24 | 2006-07-06 | Nidec Copal Corp | Zoom lens |
| CN104216098A (en) * | 2013-05-31 | 2014-12-17 | 索尼公司 | Zoom lens and imaging apparatus |
| CN107272157A (en) * | 2017-07-20 | 2017-10-20 | 沈阳中光学科技有限公司 | Compact 25mmF0.95 digital camera M4/3 picture camera lenses |
| CN109425975A (en) * | 2017-08-21 | 2019-03-05 | 韩华泰科株式会社 | Zoom lens system |
-
2019
- 2019-09-20 CN CN201910889533.2A patent/CN110596863B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2006178244A (en) * | 2004-12-24 | 2006-07-06 | Nidec Copal Corp | Zoom lens |
| CN104216098A (en) * | 2013-05-31 | 2014-12-17 | 索尼公司 | Zoom lens and imaging apparatus |
| CN107272157A (en) * | 2017-07-20 | 2017-10-20 | 沈阳中光学科技有限公司 | Compact 25mmF0.95 digital camera M4/3 picture camera lenses |
| CN109425975A (en) * | 2017-08-21 | 2019-03-05 | 韩华泰科株式会社 | Zoom lens system |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111025555A (en) * | 2019-12-23 | 2020-04-17 | 瑞声通讯科技(常州)有限公司 | Image pickup optical lens |
| CN113253420A (en) * | 2020-09-23 | 2021-08-13 | 嘉兴中润光学科技股份有限公司 | Wide-angle large-aperture non-reflection camera and fixed-focus lens |
Also Published As
| Publication number | Publication date |
|---|---|
| CN110596863B (en) | 2022-03-18 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US20200374477A1 (en) | Optical system | |
| CN109031623B (en) | Optical system | |
| KR101630048B1 (en) | Optical system | |
| KR20150025607A (en) | Optical system | |
| KR101539883B1 (en) | Optical system | |
| TW201621386A (en) | Optical system | |
| US9753252B2 (en) | Camera lens | |
| CN108563000B (en) | Super star light level high resolution power prime lens | |
| CN107065140B (en) | Intelligent vehicle-mounted high-pixel wide-angle lens | |
| CN110596863B (en) | Digital large-aperture medium-frame lens without phase opposition and with effective focal length F65 mm and F1.4 | |
| CN107219609B (en) | Super-large-aperture full-width lens with effective focal length of 50mm and relative aperture F equal to 0.95 for digital micro single camera | |
| CN209167661U (en) | A kind of large aperture near-infrared camera lenses | |
| CN108227155B (en) | Super star light level high definition large image plane prime lens | |
| JP2012234099A (en) | Imaging lens | |
| KR101670136B1 (en) | Optical system | |
| CN109507788A (en) | A kind of large aperture near-infrared camera lenses | |
| CN108845417A (en) | One kind disappears parallax machine vision optical system | |
| CN210742599U (en) | Starlight-level optical lens | |
| CN209765145U (en) | optical imaging lens | |
| CN103454752B (en) | For the tight shot of infrared camera | |
| CN215264208U (en) | Objective lens system for micro projection | |
| CN104880811A (en) | Camera | |
| CN212410948U (en) | Large-aperture ultra-wide-angle high-definition lens and camera equipment comprising same | |
| CN104459958A (en) | Prime lens used for infrared camera | |
| CN213814107U (en) | Optical imaging lens |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |