CN103913817A - Ultra-large-aperture full-width lens for digital single-lens reflex camera - Google Patents
Ultra-large-aperture full-width lens for digital single-lens reflex camera Download PDFInfo
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- CN103913817A CN103913817A CN201410120184.5A CN201410120184A CN103913817A CN 103913817 A CN103913817 A CN 103913817A CN 201410120184 A CN201410120184 A CN 201410120184A CN 103913817 A CN103913817 A CN 103913817A
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Abstract
The invention discloses an ultra-large-aperture full-width lens for a digital single-lens reflex camera. The ultra-large-aperture full-width lens sequentially comprises a first lens body, a second lens body, a third lens body, a fourth lens body, a fifth lens body, a sixth lens body, a seventh lens body, an eighth lens body, a ninth lens body and a tenth lens body from the object space. The first lens body is a spherical surface positive lens protruding towards the object space. The second lens body is a spherical surface positive lens protruding towards the object space. The third lens body is a spherical surface positive lens protruding towards the object space. The fourth lens body is a spherical surface positive lens caving towards the object space. The fifth lens body is a spherical surface negative lens protruding towards the object space. The sixth lens body is a spherical surface positive lens protruding towards the object space. The seventh lens body is a spherical surface negative lens protruding towards the object space. The eighth lens body is a spherical surface positive lens parallel to the object space. The ninth lens body is a spherical surface positive lens protruding towards the object space. The tenth lens body is a spherical surface positive lens caving towards the object space. The full-width lens for the digital single-lens reflex camera has the ultra-large aperture and is exquisite in appearance and extremely high in cost performance.
Description
Technical field
The present invention relates to a kind of digital single-lens reflex camera camera lens, is that a kind of specification is the digital single-lens reflex camera super large aperture full width camera lens of 50mmf0.95 specifically.
Background technology
In digital camera equipment, the Production design of domestic camera lens exists blank.But domestic fan is numerous, demand is large.In existing lens design, as Nikon, the guest of Canon must wait the 50mmf0.95 of manufacturer production, and price is high, and cost performance is low, is a white elephant to vast commonness photograph fan's economy.
Summary of the invention
In view of in above-mentioned prior art, exist shortcoming, the object of this invention is to provide the various aberrations of a correction, simplified structure, improve image quality, image quality is high, and cost performance is high, full width camera lens large aperture, have independent intellectual property right, the digital single-lens reflex camera super large aperture full width camera lens that the specification of outward appearance exquisiteness is 50mmf0.95.
Realizing technical scheme of the present invention is: a kind of digital single-lens reflex camera super large aperture full width camera lens, and it comprises first lens successively from object space, the second lens, the 3rd lens the 4th lens, the 5th lens, the 6th lens, the 7th lens, the 8th lens, the 9th lens, the tenth lens.First lens is protruding in object space sphere positive lens, comprise the first sphere (convex surface) and the second sphere (plane), the second lens are protruding in object space sphere positive lens, comprise the 3rd (convex surface) sphere and the 4th sphere (concave surface), the 3rd lens are protruding in object space sphere positive lens, comprise the 5th sphere (convex surface) and the 6th sphere (concave surface), the 4th lens are that recessed row is to object space sphere positive lens, comprise the 7th sphere (concave surface) and the 8th sphere ((concave surface), the 8th sphere and the 9th sphere gummed, the 5th lens are protruding in object space sphere negative lens, comprise the 9th sphere (convex surface) and the tenth sphere (convex surface), the 6th lens are protruding in object space sphere positive lens, comprise the 11 sphere (convex surface) and the 12 sphere (convex surface), the 7th lens are protruding in object space sphere negative lens, comprise the 13 sphere (convex surface) and the 14 sphere (plane), the 14 sphere and the 15 sphere gummed, the 8th lens are parallel to object space sphere positive lens, comprise the 15 sphere (plane) and the 16 sphere (concave surface), the 9th lens are protruding in object space sphere positive lens, comprise the 17 sphere (convex surface) and the 18 sphere (convex surface), the 18 sphere and the 19 sphere gummed, the tenth lens are recessed to object space sphere positive lens, comprise the 19 sphere (concave surface) and the 20 sphere (convex surface).First lens to the eight lens are the glass material that the bright Photoelectric Co., Ltd. in Chengdu produces entirely.The refractive index of first lens is greater than 1.8 and is less than 1.9, and its dispersion is greater than 45 and is less than 50; Preferably the material of this first lens is that model is the glass material of HZLAF50B, and refractive index is 1.804, and its dispersion is 46.58.The refractive index of the second lens is greater than 1.8 and is less than 1.9, and its dispersion is greater than 40 and is less than 45; Preferably the material of these the second lens is that model is the glass material of HZLAF68B, refractive index 1.883, and its dispersion is 40.79.The refractive index of the 3rd lens is greater than 1.7 and is less than 1.8, and its dispersion is greater than 25 and is less than 30; Preferably the material of the 3rd lens is that model is the glass material of HZF6, and refractive index is 1.75523, and its dispersion is 27.53.The refractive index of the 4th lens is greater than 1.6 and is less than 1.7, and its dispersion is greater than 30 and is less than 35; Preferably the material of the 4th lens is that model is the glass material of HZF11, and refractive index is 1.69895, and its dispersion is 30.06.The refractive index of the 5th lens is greater than 1.8 and is less than 1.9, and its dispersion is greater than 40 and is less than 45; Preferably the material of the 5th lens is that model is the glass material of HZLAF68B, refractive index 1.883, and its dispersion is 40.79.The refractive index of the 6th lens is greater than 1.8 and is less than 1.83, and its dispersion is greater than 45 and is less than 50; Preferably the material of the 6th lens is that model is the glass material of HZLAF50B, and refractive index is 1.804, and its dispersion is 46.58.The refractive index of the 7th lens is greater than 1.8 and is less than 1.9, and its dispersion is greater than 40 and is less than 45; Preferably the material of the 7th lens is that model is the glass material of HZLAF68B, and refractive index is 1.883, and its dispersion is 40.79.The refractive index of the 8th lens is greater than 1.5 and is less than 1.6, and its dispersion is greater than 45 and is less than 50; Preferably the material of the 8th lens is that model is the glass material of HQF8, and refractive index is 1.54072, and its dispersion is 47.14; The refractive index of the 9th lens is greater than 1.5 and is less than 1.6, and its dispersion is greater than 60 and is less than 65; Preferably the material of the 9th lens is that model is the glass material of HZK3, and refractive index is 1.58919, and its dispersion is 61.25.The refractive index of the tenth lens is greater than 1.8 and is less than 1.9, and its dispersion is greater than 25 and is less than 30; Preferably the material of the tenth lens is that model is the glass material of HZF7L, and refractive index is 1.80627, and its dispersion is 25.37.
This lens parameters is:
The invention has the advantages that: eyeglass all adopts sphere design, revises various aberrations, also can avoid the aberration because adopting the sphere that spherical mirror produces, simplified structure and improve image quality.Eyeglass all adopts the glass material of the bright Photoelectric Co., Ltd. in Chengdu production, has improved the quality of eyeglass own, and the sharpness of camera lens, has improved the usability of camera lens, and has greatly promoted the cost performance of camera lens.
Brief description of the drawings
Fig. 1 is the lens structure schematic diagram of digital camera full width camera lens of the present invention.
Fig. 2 is the MTF figure of digital camera full width camera lens of the present invention.
Fig. 3 is the curvature of field figure of digital camera full width camera lens of the present invention.
Fig. 4 is the optical distortion figure of digital camera full width camera lens of the present invention.
Fig. 5 is the relative exposure figure of digital camera full width camera lens of the present invention.
In figure, 1 is first lens, and 2 is the second lens, and 3 is the 3rd lens, and 4 is the 4th lens, and 5 is the 5th lens, and 6 is the 6th lens, and 7 is the 7th lens, and 8 is the 8th lens, and 9 is the 9th lens, and 10 is the tenth lens, and 11 is image planes, and 12 is light hurdle face.
Embodiment
Referring to shown in Fig. 1 to Fig. 5, the present invention is a kind of digital single-lens reflex camera super large aperture full width camera lens, and it comprises first lens (1) successively from object space, the second lens (2), the 3rd lens (3), the 4th lens (4), the 5th lens (5), the 6th lens (6), the 7th lens (7), the 8th lens (8), the 9th lens (9), the tenth lens (10).First lens (1) is protruding in object space sphere positive lens, comprise the first sphere (convex surface) and the second sphere (plane), the second lens (2) are protruding in object space sphere positive lens, comprise the 3rd (convex surface) sphere and the 4th sphere (concave surface), the 3rd lens (3) are protruding in object space sphere positive lens, comprise the 5th sphere (convex surface) and the 6th sphere (concave surface), the 4th lens (4) are that recessed row is to object space sphere positive lens, comprise the 7th sphere (concave surface) and the 8th sphere ((concave surface), the 8th sphere and the 9th sphere gummed, the 5th lens (5) are protruding in object space sphere negative lens, comprise the 9th sphere (convex surface) and the tenth sphere (convex surface), the 6th lens (6) are protruding in object space sphere positive lens, comprise the 11 sphere (convex surface) and the 12 sphere (convex surface), the 7th lens (7) are protruding in object space sphere negative lens, comprise the 13 sphere (convex surface) and the 14 sphere (plane), the 14 sphere and the 15 sphere gummed, the 8th lens (8) are parallel to object space sphere positive lens, comprise the 15 sphere (plane) and the 16 sphere (concave surface), the 9th lens (9) are protruding in object space sphere positive lens, comprise the 17 sphere (convex surface) and the 18 sphere (convex surface), the 18 sphere and the 19 sphere gummed, the tenth lens (10) are recessed to object space sphere positive lens, comprise the 19 sphere (concave surface) and the 20 sphere (convex surface).First lens (1) to the tenth lens (10) are the glass material that the bright Photoelectric Co., Ltd. in Chengdu produces entirely.The refractive index of first lens (1) is greater than 1.8 and is less than 1.9, and its dispersion is greater than 45 and is less than 50; Preferably the material of this first lens (1) is that model is the glass material of HZLAF50B, and refractive index is 1.804, and its dispersion is 46.58.The refractive index of the second lens (2) is greater than 1.8 and is less than 1.9, and its dispersion is greater than 40 and is less than 45; Preferably the material of these the second lens (2) is that model is the glass material of HZLAF68B, refractive index 1.883, and its dispersion is 40.79.The refractive index of the 3rd lens (3) is greater than 1.7 and is less than 1.8, and its dispersion is greater than 25 and is less than 30; Preferably the material of the 3rd lens (3) is that model is the glass material of HZF6, and refractive index is 1.75523, and its dispersion is 27.53.The refractive index of the 4th lens (4) is greater than 1.6 and is less than 1.7, and its dispersion is greater than 30 and is less than 35; Preferably the material of the 4th lens (4) is that model is the glass material of HZF11, and refractive index is 1.69895, and its dispersion is 30.06.The refractive index of the 5th lens (5) is greater than 1.8 and is less than 1.9, and its dispersion is greater than 40 and is less than 45; Preferably the material of the 5th lens (5) is that model is the glass material of HZLAF68B, refractive index 1.883, and its dispersion is 40.79.The refractive index of the 6th lens (6) is greater than 1.8 and is less than 1.83, and its dispersion is greater than 45 and is less than 50; Preferably the material of the 6th lens (6) is that model is the glass material of HZLAF50B, and refractive index is 1.804, and its dispersion is 46.58.The refractive index of the 7th lens (7) is greater than 1.8 and is less than 1.9, and its dispersion is greater than 40 and is less than 45; Preferably the material of the 7th lens (7) is that model is the glass material of HZLAF68B, and refractive index is 1.883, and its dispersion is 40.79.The refractive index of the 8th lens (8) is greater than 1.5 and is less than 1.6, and its dispersion is greater than 45 and is less than 50; Preferably the material of the 8th lens (8) is that model is the glass material of HQF8, and refractive index is 1.54072, and its dispersion is 47.14; The refractive index of the 9th lens (9) is greater than 1.5 and is less than 1.6, and its dispersion is greater than 60 and is less than 65; Preferably the material of the 9th lens (9) is that model is the glass material of HZK3, and refractive index is 1.58919, and its dispersion is 61.25.The refractive index of the tenth lens (10) is greater than 1.8 and is less than 1.9, and its dispersion is greater than 25 and is less than 30; Preferably the material of the tenth lens (10) is that model is the glass material of HZF7L, and refractive index is 1.80627, and its dispersion is 25.37.This lens parameters is:
Effective focal length of the present invention is f=50mm, and relative aperture is F=0.95.Refer to Fig. 2 to Fig. 5, digital camera full width camera lens of the present invention can improve camera PDA(personal digital assistant completely) etc. the usability of equipment.The advantage of this digital camera full width camera lens is: aperture super large, outward appearance exquisiteness.And cost performance is high.Compare prior art, aperture maximum reaches f0.95; Eyeglass all adopts sphere design, revises various aberrations, also can avoid the aberration because adopting the sphere that spherical mirror produces, simplified structure and improve image quality.Eyeglass all adopts glass material, has improved the quality of eyeglass own, the sharpness of camera lens.Improve the usability of camera lens.
Claims (4)
1. a digital single-lens reflex camera super large aperture full width camera lens, it comprises first lens successively from object space, the second lens, the 3rd lens the 4th lens, the 5th lens, the 6th lens, the 7th lens, the 8th lens, the 9th lens, the tenth lens.First lens is protruding in object space sphere positive lens, comprise the first sphere (convex surface) and the second sphere (plane), the second lens are protruding in object space sphere positive lens, comprise the 3rd (convex surface) sphere and the 4th sphere (concave surface), the 3rd lens are protruding in object space sphere positive lens, comprise the 5th sphere (convex surface) and the 6th sphere (concave surface), the 4th lens are that recessed row is to object space sphere positive lens, comprise the 7th sphere (concave surface) and the 8th sphere ((concave surface), the 8th sphere and the 9th sphere gummed, the 5th lens are protruding in object space sphere negative lens, comprise the 9th sphere (convex surface) and the tenth sphere (convex surface), the 6th lens are protruding in object space sphere positive lens, comprise the 11 sphere (convex surface) and the 12 sphere (convex surface), the 7th lens are protruding in object space sphere negative lens, comprise the 13 sphere (convex surface) and the 14 sphere (plane), the 14 sphere and the 15 sphere gummed, the 8th lens are parallel to object space sphere positive lens, comprise the 15 sphere (plane) and the 16 sphere (concave surface), the 9th lens are protruding in object space sphere positive lens, comprise the 17 sphere (convex surface) and the 18 sphere (convex surface), the 18 sphere and the 19 sphere gummed, the tenth lens are recessed to object space sphere positive lens, comprise the 19 sphere (concave surface) and the 20 sphere (convex surface).
2. a kind of digital single-lens reflex camera super large aperture full width camera lens according to claim 1, is characterized in that:
The refractive index of first lens is greater than 1.8 and is less than 1.9, and its dispersion is greater than 45 and is less than 50;
The refractive index of the second lens is greater than 1.8 and is less than 1.9, and its dispersion is greater than 40 and is less than 45;
The refractive index of the 3rd lens is greater than 1.7 and is less than 1.8, and its dispersion is greater than 25 and is less than 30;
The refractive index of the 4th lens is greater than 1.6 and is less than 1.7, and its dispersion is greater than 30 and is less than 35;
The refractive index of the 5th lens is greater than 1.8 and is less than 1.9, and its dispersion is greater than 40 and is less than 45;
The refractive index of the 6th lens is greater than 1.8 and is less than 1.83, and its dispersion is greater than 45 and is less than 50;
The refractive index of the 7th lens is greater than 1.8 and is less than 1.9, and its dispersion is greater than 40 and is less than 45;
The refractive index of the 8th lens is greater than 1.5 and is less than 1.6, and its dispersion is greater than 45 and is less than 50;
The refractive index of the 9th lens is greater than 1.5 and is less than 1.6, and its dispersion is greater than 60 and is less than 65;
The refractive index of the tenth lens is greater than 1.8 and is less than 1.9, and its dispersion is greater than 25 and is less than 30.
3. a kind of digital single-lens reflex camera super large aperture full width camera lens according to claim 2, is characterized in that:
The refractive index of preferred this first lens is 1.804, and dispersion is 46.58;
The refractive index 1.883 of preferred these the second lens, its dispersion is 40.79;
The refractive index of preferred the 3rd lens is 1.75523, and its dispersion is 27.53;
The refractive index of preferred the 4th lens is 1.69895, and its dispersion is 30.06;
The refractive index 1.883 of preferred the 5th lens, its dispersion is 40.79;
The refractive index of preferred the 6th lens is 1.804, and its dispersion is 46.58;
The refractive index of preferred the 7th lens is 1.883, and its dispersion is 40.79;
The refractive index of preferred the 8th lens is 1.54072, and its dispersion is 47.14;
The refractive index of preferred the 9th lens is 1.58919, and its dispersion is 61.25;
The refractive index of preferred the tenth lens is 1.80627, and its dispersion is 25.37.
4. a kind of digital single-lens reflex camera super large aperture full width camera lens according to claim 1, is characterized in that this lens parameters is preferably:
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| CN201410120184.5A CN103913817A (en) | 2014-03-27 | 2014-03-27 | Ultra-large-aperture full-width lens for digital single-lens reflex camera |
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| CN201410120184.5A CN103913817A (en) | 2014-03-27 | 2014-03-27 | Ultra-large-aperture full-width lens for digital single-lens reflex camera |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104730692A (en) * | 2015-03-09 | 2015-06-24 | 沈阳师范大学 | Full-frame lens of micro single-lens reflex camera |
| CN107219609A (en) * | 2017-07-20 | 2017-09-29 | 沈阳中光学科技有限公司 | 50mmF0.95 digital micro- one camera super large aperture full width camera lens |
| CN107272156A (en) * | 2017-07-20 | 2017-10-20 | 沈阳中光学科技有限公司 | Compact 35mmF0.95 digital camera APS picture camera lenses |
| 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 |
| CN107329229A (en) * | 2017-08-28 | 2017-11-07 | 深圳市广恩德科技有限公司 | A kind of large aperture focal length high definition camera lens |
| CN108845405A (en) * | 2018-09-25 | 2018-11-20 | 云南博硕信息技术有限公司 | Wide spectrum double-view field monitoring camera dual-purpose round the clock |
| CN109884773A (en) * | 2019-04-02 | 2019-06-14 | 奥普特视觉科技(苏州)有限公司 | A kind of camera lens of the low big target surface of distortion |
| TWI800961B (en) * | 2021-10-25 | 2023-05-01 | 佳凌科技股份有限公司 | Optical Imaging Lens |
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| JP2010204621A (en) * | 2009-02-03 | 2010-09-16 | Nikon Corp | Photographic lens, optical apparatus having the photographic lens, and method for manufacturing photographic lens |
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Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104730692A (en) * | 2015-03-09 | 2015-06-24 | 沈阳师范大学 | Full-frame lens of micro single-lens reflex camera |
| CN107219609A (en) * | 2017-07-20 | 2017-09-29 | 沈阳中光学科技有限公司 | 50mmF0.95 digital micro- one camera super large aperture full width camera lens |
| CN107272156A (en) * | 2017-07-20 | 2017-10-20 | 沈阳中光学科技有限公司 | Compact 35mmF0.95 digital camera APS picture camera lenses |
| 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 |
| CN107219609B (en) * | 2017-07-20 | 2020-01-17 | 沈阳中一光学科技有限公司 | 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 |
| CN107329229A (en) * | 2017-08-28 | 2017-11-07 | 深圳市广恩德科技有限公司 | A kind of large aperture focal length high definition camera lens |
| CN108845405A (en) * | 2018-09-25 | 2018-11-20 | 云南博硕信息技术有限公司 | Wide spectrum double-view field monitoring camera dual-purpose round the clock |
| CN108845405B (en) * | 2018-09-25 | 2020-06-12 | 云南博硕信息技术有限公司 | Wide-spectrum day and night dual-purpose double-view-field monitoring lens |
| CN109884773A (en) * | 2019-04-02 | 2019-06-14 | 奥普特视觉科技(苏州)有限公司 | A kind of camera lens of the low big target surface of distortion |
| CN109884773B (en) * | 2019-04-02 | 2023-12-05 | 奥普特视觉科技(苏州)有限公司 | Lens with low distortion and large target surface |
| TWI800961B (en) * | 2021-10-25 | 2023-05-01 | 佳凌科技股份有限公司 | Optical Imaging Lens |
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