CN106932892A - A kind of catadioptric optical imaging system - Google Patents
A kind of catadioptric optical imaging system Download PDFInfo
- Publication number
- CN106932892A CN106932892A CN201710274192.9A CN201710274192A CN106932892A CN 106932892 A CN106932892 A CN 106932892A CN 201710274192 A CN201710274192 A CN 201710274192A CN 106932892 A CN106932892 A CN 106932892A
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- China
- Prior art keywords
- catadioptric
- imaging
- prism
- imaging lens
- imaging system
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- 238000012634 optical imaging Methods 0.000 title claims abstract description 31
- 238000003384 imaging method Methods 0.000 claims abstract description 46
- 230000003287 optical effect Effects 0.000 claims abstract description 20
- 230000005540 biological transmission Effects 0.000 claims abstract description 10
- 230000000007 visual effect Effects 0.000 abstract description 8
- 238000000034 method Methods 0.000 abstract 1
- 238000005516 engineering process Methods 0.000 description 3
- 230000004075 alteration Effects 0.000 description 2
- 238000001514 detection method Methods 0.000 description 2
- 238000012544 monitoring process Methods 0.000 description 2
- 235000008429 bread Nutrition 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000007257 malfunction Effects 0.000 description 1
Classifications
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B17/00—Systems with reflecting surfaces, with or without refracting elements
- G02B17/08—Catadioptric systems
- G02B17/0856—Catadioptric systems comprising a refractive element with a reflective surface, the reflection taking place inside the element, e.g. Mangin mirrors
Abstract
The invention discloses a kind of catadioptric optical imaging system, optical element, catadioptric prism system, imaging lens and imaging surface are disposed with from object plane to image planes；Catadioptric prism system includes transmission plane and reflecting surface, catadioptric prism system can set any one rotary shaft according to required field range above the imaging lens in any X, Y, Z coordinate area of space and comprising X, Y, any direction of Z coordinate axle and optional position, and then rotated a certain angle around the axle, or make its A that has a certain degree with the axle, it is then incident in imaging lens so as to the light for realizing the outer all angles of camera lens field range enters to inject catadioptric prism interior reflective surface internal reflection occurs.The present invention is to be capable of achieving the high-resolution imaging of the outer scope in camera lens visual field or even full angle object by rotary folding reflecting prism system, is easy to design and processes, easy to operate, feasible, solve certain financial cost.
Description
【Technical field】
The present invention relates to a kind of catadioptric optical imaging system, more particularly to a kind of big visual field model with catadioptric prism
Enclose even full angle optical imaging system.
【Background technology】
As imaging lens are in monitoring, security protection, vehicle-mounted, projection, the detection of particular surroundings, monitoring and biomedical detection etc.
The application in field is more and more extensive, and the application of big visual field polarizers of big angle scope optical imaging lens also will be a development trend.
But for current technology and engineering process, realize that ultra-large vision field and Wide-angle imaging are also relatively difficult, be on the one hand design
On, Wide-angle imaging can produce larger distortion, because amount of distortion can be presented quickly growth after visual angle is more than 120 °, make into
As significant image distortions out, aberration is difficult to correct, and Wide-angle imaging system light in Software for Design easily malfunctions；Separately
Outer one side is machined to this problem so that the volume production of wide-angle camera lens has certain difficulty.And the catadioptric optical imagery system
System, by the angle of rotary folding reflecting prism, realizes the object high-resolution imaging in different angles outside optical imaging lens visual field.
The present invention is researched and proposed in view of the shortcomings of the prior art.
【The content of the invention】
The technical problems to be solved by the invention there are provided a kind of catadioptric optical imaging system, the optical imagery system
Unite using an optical element and a catadioptric prism system and imaging lens system realize the high-resolution of object outside camera lens visual field into
Picture.
To achieve the above object, present invention employs following technical proposals：
A kind of catadioptric optical imaging system, it is characterised in that optical element, catadioptric is disposed with from object plane to image planes
Penetrate prism system, imaging lens and imaging surface；The catadioptric prism system includes transmission plane and reflecting surface.
A kind of catadioptric optical imaging system as described above, it is characterised in that the catadioptric prism system can be according to institute
The field range of needs is appointed above the imaging lens in any X, Y, Z coordinate area of space and comprising X, Y, Z coordinate axle
Meaning direction and optional position set any one rotary shaft, and then are rotated a certain angle around the axle, or make its with the axle into
Certain angle A, occurs so as to the light for realizing the outer all angles of camera lens field range enters to inject catadioptric prism interior reflective surface
Internal reflection is then incident in imaging lens.
A kind of catadioptric optical imaging system as described above, it is characterised in that the X, Y, Z-direction are three and are mutually perpendicular to
Direction, wherein, parallel to the direction of imaging lens optical axis, X, Z-direction are perpendicular to the direction of imaging lens optical axis for Y-direction.
A kind of catadioptric optical imaging system as described above, it is characterised in that the catadioptric prism system is in imaging lens
Top can translate, i.e., when the object in imaging lens field range is imaged, can remove.
A kind of catadioptric optical imaging system as described above, it is characterised in that the light propagation path of the imaging system
For：Light is incided on the transmission plane of catadioptric prism through optical element, travels to the reflecting surface of catadioptric prism, then through catadioptric
Penetrate on reflective surface to the catadioptric prism transmission face of prism, hence into imaging lens in, finally on imaging surface be imaged.
A kind of catadioptric optical imaging system as described above, it is characterised in that the reflection bread of the catadioptric prism system
Containing reflecting layer.
A kind of catadioptric optical imaging system as described above, it is characterised in that be capable of achieving big field range even full angle light
Study picture.
The advantage of the invention is that：It is to be capable of achieving scope even full-shape outside camera lens visual field by rotary folding reflecting prism system
The high-resolution imaging of object is spent, is easy to design and is processed, it is easy to operate, feasible, solve certain financial cost.
【Brief description of the drawings】
Fig. 1 is schematic diagram of the invention.
【Specific embodiment】
The present invention is described in further detail below in conjunction with the accompanying drawings.As shown in figure 1, the present invention is a kind of catadioptric light
Imaging system is learned, the optical system of high-resolution imaging can be carried out to the object of all angles outside optical imaging lens visual field.This
Invention catadioptric optical imaging system, it is disposed with optical element 1, catadioptric prism system 2, imaging from object plane to image planes
Camera lens 3, image planes 4.As shown in figure 1, in the present embodiment, the optical element 1 both can be used to protect optical system, again can be with
Aberration for correcting total system.
Catadioptric optical imaging system of the present invention, its catadioptric prism system 2 includes transmission plane 21 and reflecting surface 22.
Catadioptric optical imaging system of the present invention, its catadioptric prism system 2 can exist according to required field range
In any X in the top of imaging lens 3, Y, Z coordinate area of space and comprising X, Y, any direction of Z coordinate axle and optional position
Any one rotary shaft is set, and then is rotated a certain angle around the axle, or make its A that has a certain degree with the axle, so that
Realize that the light of the outer all angles of camera lens field range enters to inject the generation internal reflection of catadioptric prism interior reflective surface and is then incident on
In imaging lens 3.
Catadioptric optical imaging system of the present invention, the X, Y, Z-direction are three mutually orthogonal directions, wherein, Y-direction
Parallel to the direction of the optical axis of imaging lens 3, X, Z-direction are perpendicular to the direction of the optical axis of imaging lens 3.
Catadioptric optical imaging system of the present invention, the catadioptric prism system 2 can be translated in the top of imaging lens 3,
When object i.e. in the field range of imaging lens 3 is imaged, can remove.Catadioptric optical imaging system of the present invention,
The light propagation path of imaging system is：Light incides the transmission plane of catadioptric prism through optical element 1, travels to catadioptric
The reflecting surface of prism, then through on reflective surface to the catadioptric prism transmission face of catadioptric prism, hence into imaging lens 3
In, finally it is imaged on imaging surface 4.
Catadioptric optical imaging system of the present invention, the reflecting surface 22 of the catadioptric prism system 2 includes reflecting layer.
Catadioptric optical imaging system of the present invention, is capable of achieving big field range even full angle optical imagery.
Claims (7)
1. a kind of catadioptric optical imaging system, it is characterised in that optical element (1), catadioptric is disposed with from object plane to image planes
Penetrate prism system (2), imaging lens (3) and imaging surface (4)；The catadioptric prism system (2) is comprising transmission plane (21) and instead
Penetrate face (22).
2. a kind of catadioptric optical imaging system according to claim 1, it is characterised in that the catadioptric prism system (2)
Can be sat in any X in imaging lens (3) top, Y, Z coordinate area of space and comprising X, Y, Z according to required field range
Parameter sets any one rotary shaft in interior any direction and optional position, and then is rotated a certain angle around the axle, or
It is set to be had a certain degree (A) with the axle, so as to the light for realizing the outer all angles of camera lens field range enters to inject catadioptric rib
There is internal reflection and be then incident in imaging lens (3) in mirror interior reflective surface.
3. a kind of catadioptric optical imaging system according to claim 2, it is characterised in that the X, Y, Z-direction are three phases
Mutual vertical direction, wherein, parallel to the direction of imaging lens (3) optical axis, X, Z-direction are perpendicular to imaging lens (3) light for Y-direction
The direction of axle.
4. a kind of catadioptric optical imaging system according to claim 1, it is characterised in that the catadioptric prism system (2)
Can be translated in imaging lens (3) top, i.e., when the object in imaging lens (3) field range is imaged, Ke Yiyi
Open.
5. a kind of catadioptric optical imaging system according to claim 1, it is characterised in that the light of the imaging system is passed
Broadcasting path is：Light is incided on the transmission plane of catadioptric prism through optical element (1), travels to the reflection of catadioptric prism
Face, then through on reflective surface to the catadioptric prism transmission face of catadioptric prism, hence into imaging lens (3) in, finally
It is imaged on imaging surface (4).
6. a kind of catadioptric optical imaging system according to claim 1, it is characterised in that the catadioptric prism system (2)
Reflecting surface (22) comprising reflecting layer.
7. a kind of catadioptric optical imaging system according to claim 1, it is characterised in that be capable of achieving big field range even
Full angle optical imagery.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710274192.9A CN106932892A (en) | 2017-04-25 | 2017-04-25 | A kind of catadioptric optical imaging system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710274192.9A CN106932892A (en) | 2017-04-25 | 2017-04-25 | A kind of catadioptric optical imaging system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106932892A true CN106932892A (en) | 2017-07-07 |
Family
ID=59437339
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710274192.9A Pending CN106932892A (en) | 2017-04-25 | 2017-04-25 | A kind of catadioptric optical imaging system |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101889237A (en) * | 2009-03-25 | 2010-11-17 | 香港应用科技研究院有限公司 | A kind of anti-vibration optical element that is used for optical imaging system |
| CN102455588A (en) * | 2010-10-28 | 2012-05-16 | 鸿富锦精密工业（深圳）有限公司 | Panoramic shooting system |
| CN102830584A (en) * | 2011-06-13 | 2012-12-19 | 联想(北京)有限公司 | Display screen and terminal equipment |
| CN102902139A (en) * | 2012-10-22 | 2013-01-30 | 东莞宇龙通信科技有限公司 | Vision field extended system and method of imaging device and mobile phone |
| CN105068228A (en) * | 2015-07-31 | 2015-11-18 | 瑞声声学科技(苏州)有限公司 | Miniature zooming optical system of large relative aperture |
| CN207232504U (en) * | 2017-04-25 | 2018-04-13 | 中山联合光电科技股份有限公司 | A kind of new catadioptric optical imaging system |
-
2017
- 2017-04-25 CN CN201710274192.9A patent/CN106932892A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101889237A (en) * | 2009-03-25 | 2010-11-17 | 香港应用科技研究院有限公司 | A kind of anti-vibration optical element that is used for optical imaging system |
| CN102455588A (en) * | 2010-10-28 | 2012-05-16 | 鸿富锦精密工业（深圳）有限公司 | Panoramic shooting system |
| CN102830584A (en) * | 2011-06-13 | 2012-12-19 | 联想(北京)有限公司 | Display screen and terminal equipment |
| CN102902139A (en) * | 2012-10-22 | 2013-01-30 | 东莞宇龙通信科技有限公司 | Vision field extended system and method of imaging device and mobile phone |
| CN105068228A (en) * | 2015-07-31 | 2015-11-18 | 瑞声声学科技(苏州)有限公司 | Miniature zooming optical system of large relative aperture |
| CN207232504U (en) * | 2017-04-25 | 2018-04-13 | 中山联合光电科技股份有限公司 | A kind of new catadioptric optical imaging system |
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Application publication date: 20170707 |
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