CN103869595B - A kind of method that off-axis three anti-camera focal plane is debug - Google Patents
A kind of method that off-axis three anti-camera focal plane is debug Download PDFInfo
- Publication number
- CN103869595B CN103869595B CN201410060916.6A CN201410060916A CN103869595B CN 103869595 B CN103869595 B CN 103869595B CN 201410060916 A CN201410060916 A CN 201410060916A CN 103869595 B CN103869595 B CN 103869595B
- Authority
- CN
- China
- Prior art keywords
- camera
- satellite
- focal plane
- axis
- ccd device
- 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.)
- Active
Links
Abstract
The invention belongs to space flight optical remote sensor technical field, is related to a kind of method that off-axis three anti-camera focal plane is debug.Off-axis three anti-phase machine focusing plane has debug strict requirements, the infinity coplanarity of each visual field of camera focal plane should be ensured, ensure the two ends of CCD device in camera focal plane component in same level, will also ensure the center of camera CCD device with satellite benchmark in error range.Especially for off-axis three anti-systems, there is certain angle of inclination with focal plane mounting surface in its position for being imaged CCD device, when being adjusted to a kind of above-mentioned assembling demand, the result of other two indexes can also carry out respective change so that meet requirements above more difficult.Describe a kind of the method for instructing focal plane to debug is estimated by emulation, and to method in key technology be set forth, finally the method is verified on off-axis three anti-phase machines, it is achieved that the high accuracy matching requirements of camera focal plane.
Description
Technical field
The invention belongs to space flight optical remote sensor technical field, is related to a kind of method that off-axis three anti-camera focal plane is debug,
It is applied to space flight optics.
Background technology
With the development of science and technology, the resolution requirement more and more higher to space remote sensing mapping camera, and it also is intended to which and regards
Field is wide as far as possible.Due to large aperture reflect and refractive and reflective optical system all need structure using special optical material or complexity come
Disappear second order spectrum so as to which application is subject to certain restrictions.And reflective optics does not produce aberration due to having, it is adaptable to wide light
Spectrum imaging；Light path is foldable, is easy to shortening tube length to make compact conformation；Each reflecting surface can adopt aspherical, beneficial to improving as matter and
Number of components is reduced, system lightweight is realized；Insensitive to temperature change, while having consistent with position of focal plane in vacuum in air
Etc. characteristic, and it is particularly well-suited to space environment.Off-axis three reflecting optical system is readily designed to long-focus and big visual field, and without in
The heart blocks, and therefore becomes Hot spots for development and the trend of space remote sensing mapping camera.The present invention just debug by off-axis three anti-camera focal planes
Technology is discussed.
The light path sketch of off-axis three anti-phase machine is as shown in figure 3, wherein focal plane is mainly debug difficult point and debugs water for focal plane with which
There is angle theta in plane so that its resetting difficulty is increased.Aerospace Satellite has debug strict requirements to the focal plane of camera, for
The focal plane of camera debugs the infinity position of focal plane that required precision CCD device linear array is installed on camera, the left and right two ends of CCD device
Rigging error from infinity focal plane is less than 1 '；CCD device linear array or so two ends not horizontal measuring accuracy is better than 1 '；Camera is regarded
Projection of the axle in horizontal plane and vertical plane is not more than 3 ' with satellite datum drift.For off-axis three anti-systems, its position of focal plane
There is certain angle of inclination with mounting plane so that above three matching requirements are interrelated, i.e., according to one of requirement
When being debug, the result of other two indexes changes simultaneously, and therefore assembly method traditionally is difficult to meet, when needing to assemble
Three kinds of requirements carry out overall consideration.
Content of the invention
The technology solve problem of the present invention：Overcome the deficiencies in the prior art, propose a kind of off-axis three anti-camera focal plane and debug
Method, the focal plane for solving off-axis three anti-phase machine debugs problem.The characteristics of for off-axis three anti-phase machine, the present invention proposes one kind
The method that test is debug by simulation analysis auxiliary focal plane, specifically by the Reference Transforming of camera, two parts of emulation assistant resetting
Composition.
The technical solution of the present invention：A kind of method that off-axis three anti-camera focal plane is debug, it is characterised in that by benchmark
Conversion stage and the cooperation of emulation assistant resetting stage are completed, and the Reference Transforming stage realizes that step is as follows：
Step（1）Parallel light tube coordinate system is set up, the +Z direction for representing satellite with the optical axis direction of parallel light tube, directional light
Pipe direction straight up represents satellite +X direction, and the parallel light tube horizontal plane direction vertical with+Z is the +Y direction of satellite, and three
Individual direction meets the right-hand rule；
Step（2）In set up camera coordinates system O '-X ' Y ' Z ', drawn with the normal of the prism square being bonded on camera, specifically
Coordinate direction is as shown in Figure 2.It is Z ' axles wherein along optical axis direction, is X ' axles straight up, it is Y ' that horizontal direction is vertical with Z ' axles
Axle, three directions meet the right-hand rule.Camera+Z ' is extrapolated in satellite seat by matrix of the known satellite with camera prism square
Projection Z " the horizontal sextant angle ∏ with +Z direction of mark system YOZ planesZOZ″, camera+Z ' with its co-ordinates of satellite system YOZ planes throwing
The vertical angle ∏ of shadow Z "Z′OZ″With camera+Y ' with its co-ordinates of satellite system YOZ planes projection Y " with the vertical angle of +Y direction
∏Y′OY″, ∏ in formulaY satellite Z ' camerasFor the angle between+Y satellites and+Z ' cameras, ∏Z satellite Z ' camerasFor between+Z satellites and+Z ' cameras
Angle, ∏X satellite Z ' camerasFor the angle between+X satellites and+Z ' cameras, ∏X satellite Y ' camerasFor the angle between+X satellites and+Y ' cameras：
∏ZOZ″=atan（cos（∏Y satellite Z ' cameras）/cos（∏Z satellite Z ' cameras））
∏Z′OZ″=90°-∏X satellite Z ' cameras
∏Y′OY″=90°-∏X satellite Y ' cameras
Step（3）Parallel light tube is aimed at using theodolite, the vertical angles of parallel light tube optical axis 90 ° is adjusted to, level
Angle adjustment is 0, further according to step（2）Relation between middle gained angle adjustment camera and parallel light tube, be allowed to camera with
Angular relationship between satellite matches, and the above Reference Transforming stage terminates；
The emulation assistant resetting stage realizes that step is as follows：
Step（4）According to step（3）Middle by camera and parallel light tube adjustment good position after, using the biography letter target of parallel light tube
Mark calculates the infinity position of focal plane of camera, adjusts the spacer thickness of the focal plane subassembly of camera, it is ensured that the CCD in focal plane subassembly
Device（CCD device is the charge-coupled image sensor of camera）It is located at the optimal focal plane position of camera, and according to parallel light tube
Image space adjustment focal plane subassembly and the relative position of camera lens of the target in CCD device, make parallel light tube target be imaged on CCD
The position of device disclosure satisfy that projection of the camera optical axis in horizontal plane and vertical plane is not more than 3 ' with satellite Z-direction deviation；
Step（5）Step is drawn using ProE simulation softwares（4）CCD device and pad in camera focal plane component after adjustment
Relative position, wherein need two groups of position size identical pads of picture, one of which pads placement is motionless, as master reference,
Another set pad change location, as adjustment benchmark, in order to pads placement and unchanged pads placement after by change
Compare；
Step（6）According to step（5）The relative position of CCD device and pad in the camera focal plane component for obtaining, with camera
Optical axis direction be Z axis, the CCD device linear array direction of camera is Y-axis, makes a coordinate system O-XYZ according to the right-hand rule, makes
CCD device and pad this assembly can ensure that the CCD device of camera after rotation in the confocal face of camera when rotating about the z axis
Position is constant.Again with perpendicular to camera bottom surface direction as Z ' axle, any level direction for Y ' axles reset a coordinate system O '-
X′Y′Z′；
Step（7）According to step（6）Two coordinate systems that sets up, at the middle measurement CCD device two ends of coordinate system O '-X ' Y ' Z '
Whether highly consistent along Z ' direction of principal axis, around step if inconsistent（6）The Z axis rotation CCD device of the coordinate system O-XYZ of middle foundation
With the assembly of one group of pad, rotate to CCD device two ends highly consistent after, measurement now postrotational pad and former pad position
The difference in height that puts, so as to instruct the adjustment of camera spacer thickness, and then completes debuging for camera focal plane.
The present invention is had the advantage that compared with prior art：
（1）Off-axis three reflecting optical system is readily designed to long-focus and big visual field, and non-stop layer blocks, and therefore becomes boat
The Hot spots for development of its remote sensing mapping camera and trend, its camera focal plane side of debuging for debuging plane-parallel with which different from the past
Method, and focal plane is debug horizontal plane with which and there is angle and becomes and mainly debug difficult point, this will be to the method that debugs of camera focal plane
Propose higher requirement.
（2）The present invention replaces co-ordinates of satellite system using the coordinate system of parallel light tube so that test camera and parallel light tube it
Between angular relationship the angular relationship of camera and satellite is obtained.
（3）Method assistant resetting of the present invention using emulation, it is not necessary to which camera is debug carries out many experiments, only need to be by phase
Machine state carries out emulation rotation, you can obtains the parameter that camera need to be adjusted, greatly improves and debug efficiency.
（4）Present invention achieves camera CCD device linear array is installed on the infinity position of focal plane of camera, a left side for CCD device
Right two ends out of focus rigging error is less than 1 '；CCD device linear array or so two ends not horizontal measuring accuracy is better than 1 '；The camera optical axis exists
The assembly precision that projection in horizontal plane and vertical plane is not more than 3 ' with satellite datum drift is required.
Description of the drawings
Fig. 1 is flow chart of the present invention；
Fig. 2 is camera, schematic diagram is put in parallel light tube position；
Fig. 3 debugs initial emulation schematic diagram for camera focal plane；
Fig. 4 debugs emulation schematic diagram for camera focal plane.
Specific embodiment
The present invention basic ideas be:The coordinate system of satellite is changed to the seat of parallel light tube using the method for Coordinate Conversion
In mark system, the real-time adjustment of camera and satellite angle relation is realized.Emulation point is carried out to the physical location of camera focal plane pad again
Analysis and coordinate rotation realize that the high-precision focal plane of off-axis three anti-phase machines is debug.
As shown in Figure 1：The technical scheme adopted by the method that a kind of off-axis three anti-camera focal plane of the present invention is debug realizes step
Suddenly, complete with Reference Transforming stage and emulation assistant resetting stage, the Reference Transforming stage realizes that step is as follows：
Step（1）As shown in Fig. 2 wherein 1 represents three anti-off-axis cameras, 2 represent parallel light tube, and 3 represent lighting source, 4
Camera imaging system is represented, 5 represent turntable used when camera is tested, and 6 represent vibrating isolation foundation.Parallel light tube coordinate is set up during test
System, the optical axis direction of parallel light tube represents the +Z direction of satellite, the +X direction of direction straight up for satellite, horizontal plane and+Z
+Y direction of the vertical direction for satellite, three directions meet the right-hand rule；
Step（2）In set up camera coordinates system O '-X ' Y ' Z ', drawn with the normal of the prism square being bonded on camera, specifically
Coordinate direction is as shown in Figure 2.It is Z ' axles wherein along optical axis direction, is X ' axles straight up, it is Y ' that horizontal direction is vertical with Z ' axles
Axle, three directions meet the right-hand rule.Camera+Z ' is extrapolated in satellite seat by matrix of the known satellite with camera prism square
Projection Z " the horizontal sextant angle ∏ with +Z direction of mark system YOZ planesZOZ″, camera+Z ' with its co-ordinates of satellite system YOZ planes throwing
The vertical angle ∏ of shadow Z "Z′OZ″With camera+Y ' with its co-ordinates of satellite system YOZ planes projection Y " with the vertical angle of +Y direction
∏Y′OY″, ∏ in formulaY satellite Z ' camerasFor the angle between+Y satellites and+Z ' cameras, ∏Z satellite Z ' camerasFor between+Z satellites and+Z ' cameras
Angle, ∏X satellite Z ' camerasFor the angle between+X satellites and+Z ' cameras, ∏X satellite Y ' camerasFor the angle between+X satellites and+Y ' cameras：
∏ZOZ″=atan（cos（∏Y satellite Z ' cameras）/cos（∏Z satellite Z ' cameras））
∏Z′OZ″=90°-∏X satellite Z ' cameras
∏Y′OY″=90°-∏X satellite Y ' cameras
Step（3）Parallel light tube is aimed at using theodolite, the vertical angles of parallel light tube optical axis 90 ° is adjusted to, level
Angle adjustment is 0, further according to step（2）Relation between middle gained angle adjustment camera and parallel light tube, be allowed to camera with
Angular relationship between satellite matches, and the above Reference Transforming stage terminates；
The emulation assistant resetting stage realizes that step is as follows：
Step（4）According to step（3）Middle by camera and parallel light tube adjustment good position after, using the biography letter target of parallel light tube
Mark calculates the infinity position of focal plane of camera, adjusts the spacer thickness of the focal plane subassembly of camera, it is ensured that the CCD in focal plane subassembly
Device is located at the optimal focal plane position of camera, and the image space adjustment according to the target of parallel light tube in CCD device
Focal plane subassembly and the relative position of camera lens, the position for making parallel light tube target be imaged on CCD device disclosure satisfy that the camera optical axis exists
Projection in horizontal plane and vertical plane is not more than 3 ' with satellite Z-direction deviation；
Step（5）Step is drawn using ProE simulation softwares（4）CCD device and pad in camera focal plane component after adjustment
Relative position, as shown in figure 3, wherein 7 and 8 be two groups of position size identical pads drawing, wherein 7 position of pad not
Dynamic, used as master reference, the change location in simulations of pad 8, as adjustment benchmark, in order to 8 position of pad after by change
Compare with 7 position of unchanged pad, so as to obtain the adjustment amount of focal plane subassembly pad, wherein 9 is CCD in focal plane subassembly
The position of device；
Step（6）According to step（5）The camera focal plane CCD device for obtaining and the relative position of pad, as shown in figure 4, with
The optical axis direction of camera is Z axis, and the CCD device linear array direction of camera is Y-axis, makes a coordinate system O- according to the right-hand rule
XYZ so that CCD device and pad this assembly can ensure that the CCD device of camera after rotation in camera when rotating about the z axis
Position of focal plane is constant altogether.Again with perpendicular to camera bottom surface direction as Z ' axle, any level direction resets a seat for Y ' axles
Mark system O '-X ' Y ' Z '；
Step（7）According to step（6）Two coordinate systems of middle foundation, in the middle measurement CCD devices two of coordinate system O '-X ' Y ' Z '
Whether end is highly consistent along Z ' direction of principal axis, around step if inconsistent（6）The Z axis rotation CCD devices of the coordinate system O-XYZ of middle foundation
Part and the assembly of pad 8, rotate to CCD device two ends highly consistent after, the height of measurement now pad 8 and former 7 position of pad
Degree is poor, as shown in figure 4, so as to the adjustment for instructing camera spacer thickness, and then complete debuging for camera focal plane.
Non-elaborated part of the present invention belongs to techniques well known.
Claims (1)
1. a kind of method that off-axis three anti-camera focal plane is debug, it is characterised in that by Reference Transforming stage and emulation assistant resetting rank
Duan Peihe is completed, and the Reference Transforming stage realizes that step is as follows：
Step (1) sets up parallel light tube coordinate system, the +Z direction for representing satellite with the optical axis direction of parallel light tube, and parallel light tube is erected
Straight upwardly direction represents satellite +X direction, +Y direction of the parallel light tube horizontal plane direction vertical with+Z for satellite, three sides
To meeting the right-hand rule；
Camera coordinates system O '-X ' Y ' Z ' are set up in step (2), are drawn with the normal of the prism square being bonded on camera, wherein along light
Direction of principal axis is Z ' axles, is X ' axles straight up, and it is Y ' axles that horizontal direction is vertical with Z ' axles, and three directions meet the right-hand rule, lead to
The matrix that known satellite is crossed with camera prism square extrapolates projection Zs of the camera+Z ' in co-ordinates of satellite system YOZ planes " with+Z sides
To horizontal sextant angle ∏ZOZ″, camera+Z ' with its co-ordinates of satellite system YOZ planes projection Z " vertical angle ∏Z′OZ″And camera
The projection Ys of+Y ' in co-ordinates of satellite system YOZ planes " and the vertical angle ∏ of +Y directionY′OY″, ∏ in formulaY satellite Z ' camerasFor+Y satellites with+
Angle between Z ' cameras, ∏Z satellite Z ' camerasFor the angle between+Z satellites and+Z ' cameras, ∏X satellite Z ' camerasFor+X satellites and+Z ' phases
Angle between machine, ∏X satellite Y ' camerasFor the angle between+X satellites and+Y ' cameras：
∏ZOZ″=atan (cos (∏Y satellite Z ' cameras)/cos(∏Z satellite Z ' cameras))
∏Z′OZ″=90 ° of-∏X satellite Z ' cameras
∏Y′OY″=90 ° of-∏X satellite Y ' cameras
Step (3) aims at parallel light tube using theodolite, the vertical angles of parallel light tube optical axis is adjusted to 90 °, level angle
0 is adjusted to, further according to the relation in step (2) between gained angle adjustment camera and parallel light tube, is allowed to and camera and satellite
Between angular relationship match, the above Reference Transforming stage terminates；
The emulation assistant resetting stage realizes that step is as follows：
Step (4) adjusts camera and parallel light tube after good position, using the biography letter target meter of parallel light tube according in step (3)
The infinity position of focal plane of camera is calculated, the spacer thickness of the focal plane subassembly of camera is adjusted, it is ensured that the CCD device in focal plane subassembly
It is located at the optimal focal plane position of camera, and the image space adjustment focal plane according to the target of parallel light tube in CCD device
Component and the relative position of camera lens, the position for making parallel light tube target be imaged on CCD device disclosure satisfy that the camera optical axis in level
Projection in face and vertical plane is not more than 3 ' with satellite Z-direction deviation；
Step (5) draws the phase of CCD device and pad in the camera focal plane component after step (4) adjustment using ProE simulation softwares
To position, two groups of position size identical pads of picture are wherein needed, one of which pads placement is motionless, as master reference, in addition
One group of pad change location, as adjustment benchmark, is carried out with unchanged pads placement in order to the pads placement after by change
Compare；
The relative position of CCD device and pad in the camera focal plane component that step (6) is obtained according to step (5), with the light of camera
Direction of principal axis is Z axis, and the CCD device linear array direction of camera is Y-axis, makes a coordinate system O-XYZ according to the right-hand rule so that
CCD device and pad this assembly can ensure that the CCD device of camera after rotation in the confocal face position of camera when rotating about the z axis
Put constant, then with perpendicular to camera bottom surface direction as Z ' axle, any level direction resets a coordinate system O '-X ' for Y ' axles
Y′Z′；
Two coordinate systems that step (7) is set up according to step (6), at the middle measurement CCD device two ends of coordinate system O '-X ' Y ' Z ' along Z '
Whether direction of principal axis is highly consistent, the Z axis rotation CCD device and of the coordinate system O-XYZ set up in step (6) if inconsistent
The assembly of group pad, rotate to CCD device two ends highly consistent after, measurement now postrotational pad and former pads placement
Difference in height, so as to instruct the adjustment of camera spacer thickness, and then completes debuging for camera focal plane.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410060916.6A CN103869595B (en) | 2014-02-24 | 2014-02-24 | A kind of method that off-axis three anti-camera focal plane is debug |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410060916.6A CN103869595B (en) | 2014-02-24 | 2014-02-24 | A kind of method that off-axis three anti-camera focal plane is debug |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103869595A CN103869595A (en) | 2014-06-18 |
| CN103869595B true CN103869595B (en) | 2017-03-15 |
Family
ID=50908284
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410060916.6A Active CN103869595B (en) | 2014-02-24 | 2014-02-24 | A kind of method that off-axis three anti-camera focal plane is debug |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103869595B (en) |
Families Citing this family (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104570580B (en) * | 2015-01-27 | 2017-03-15 | 北京空间机电研究所 | A kind of spatially distributed camera optical axis angle method of testing |
| CN104581150B (en) * | 2015-01-27 | 2017-01-11 | 北京空间机电研究所 | Positioning and error compensation method |
| CN104776804B (en) * | 2015-04-17 | 2017-09-22 | 苏州大学 | The optical camera Method of Adjustment and device measured based on contactless slight distance |
| CN106885555B (en) * | 2016-12-26 | 2019-02-01 | 中国科学院长春光学精密机械与物理研究所 | Far ultraviolet imager optical system coordinate system scaling method |
| CN107131890B (en) * | 2017-05-31 | 2019-07-12 | 北京空间机电研究所 | A kind of geostationary orbit face battle array stares camera multi-channel integrated test macro |
| CN107728316B (en) * | 2017-09-18 | 2019-11-29 | 天津大学 | With the Equivalent analysis method of off-axis three reflecting optical systems imaging law |
| CN109151279A (en) * | 2018-09-17 | 2019-01-04 | 北京空间机电研究所 | A kind of space mapping camera focal plane debugging device and method |
| CN112683178B (en) * | 2019-10-18 | 2022-07-15 | 北京华航无线电测量研究所 | Gasket thickness determining method for assembling optical lens and photoelectric detector |
| CN111398937B (en) * | 2020-04-07 | 2022-02-08 | 广东博智林机器人有限公司 | Optical performance adjusting device and optical performance adjusting method |
| CN115128787B (en) * | 2022-07-22 | 2023-06-20 | 中国科学院长春光学精密机械与物理研究所 | Secondary mirror adjustment method for on-orbit image quality optimization of off-axis camera |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0019447A1 (en) * | 1979-05-16 | 1980-11-26 | Hughes Aircraft Company | Three mirror anastigmatic optical system |
| US7209285B1 (en) * | 2003-09-11 | 2007-04-24 | Lockheed Martin Corporation | Common axis three mirror anastigmatic optic |
| CN101169350A (en) * | 2006-12-14 | 2008-04-30 | 中国科学院长春光学精密机械与物理研究所 | Off-axis reflection optical lens focus detection method |
| CN102607810A (en) * | 2012-03-23 | 2012-07-25 | 中国科学院长春光学精密机械与物理研究所 | Method for detecting CCD (Charge Coupled Device) camera transfer function by using novel target |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4292609B2 (en) * | 1999-01-06 | 2009-07-08 | 株式会社ニコン | Off-axis reflection optics |
| IL166267A0 (en) * | 2005-01-13 | 2006-01-15 | Oleg Lliich Epshtein | Three mirror anastigmatic telescope |
-
2014
- 2014-02-24 CN CN201410060916.6A patent/CN103869595B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0019447A1 (en) * | 1979-05-16 | 1980-11-26 | Hughes Aircraft Company | Three mirror anastigmatic optical system |
| US7209285B1 (en) * | 2003-09-11 | 2007-04-24 | Lockheed Martin Corporation | Common axis three mirror anastigmatic optic |
| CN101169350A (en) * | 2006-12-14 | 2008-04-30 | 中国科学院长春光学精密机械与物理研究所 | Off-axis reflection optical lens focus detection method |
| CN102607810A (en) * | 2012-03-23 | 2012-07-25 | 中国科学院长春光学精密机械与物理研究所 | Method for detecting CCD (Charge Coupled Device) camera transfer function by using novel target |
Non-Patent Citations (5)
| Title |
|---|
| 一种实用的胶片型航空遥感器焦平面精确装调的方法;张继超等;《长春理工大学学报》;20100930;第33卷(第3期);第17-19，10页 * |
| 三线阵相机视轴夹角及线阵平行性装调测试;岳丽清;《航天返回与遥感》;20120630;第33卷(第3期);第35-40页 * |
| 提高离轴三反射镜系统成像质量的途径;刘琳等;《光学技术》;20020331;第28卷(第2期);第181-184页 * |
| 测绘相机坐标系与立方镜转换矩阵的标定;吴国栋等;《光学精密工程》;20071130;第15卷(第11期);第1727-1730页 * |
| 离轴三反式多光谱相机的装调;梅贵等;《光机电信息》;20110831;第28卷(第8期);第1-4页 * |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103869595A (en) | 2014-06-18 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103869595B (en) | A kind of method that off-axis three anti-camera focal plane is debug | |
| CN110057295B (en) | Monocular vision plane distance measuring method without image control | |
| CN101858755B (en) | Method for calibrating star sensor | |
| CN104154928A (en) | Installation error calibrating method applicable to built-in star sensor of inertial platform | |
| CN106767540B (en) | A kind of intersection measurement camera optical axis and reflecting mirror angle error scaling method | |
| CN102538823B (en) | System for detecting matching error of TDICCD (Time Delay and Integration Charge Coupled Device) focal plane different-speed imaging | |
| CN106952309A (en) | The device and method of Fast Calibration TOF depth camera many kinds of parameters | |
| KR102160351B1 (en) | Double layer alignment device and method | |
| CN103278180B (en) | Based on the control-point-free camera measurement system in field of view scaling method of total powerstation | |
| CN106780391B (en) | Distortion correction algorithm for optical system of full-view three-dimensional measuring instrument | |
| CN101498588A (en) | In-orbit monitoring method for 6 freedom change between space three-linear array CCD camera lens | |
| CN103604368A (en) | Dynamic and real-time measuring method in airspace engine assembling process | |
| CN104990533B (en) | Satellite ground physical simulation system superhigh precision attitude measurement method and device | |
| CN104880200B (en) | Combined guidance system initial attitude field calibration system and method | |
| CN108413865B (en) | secondary reflection mirror surface type detection method based on three-dimensional measurement and coordinate system conversion | |
| CN104574388A (en) | Camera calibration system and 3D (three-dimensional) calibration method thereof | |
| CN109724540B (en) | Two-dimensional MEMS scanning reflector corner calibration system and calibration method | |
| CN110501026B (en) | Camera internal orientation element calibration device and method based on array star points | |
| CN101900552B (en) | Longitude-latitude camera videogrammetric method and system | |
| CN110398208A (en) | Big data deformation monitoring method based on photographic measuring apparatus system | |
| CN113870366B (en) | Calibration method and calibration system of three-dimensional scanning system based on pose sensor | |
| CN106441149A (en) | Tower-type secondary reflection mirror surface detection system and method based on multi-view distance measurement | |
| CN107728316B (en) | With the Equivalent analysis method of off-axis three reflecting optical systems imaging law | |
| CN104792315A (en) | Line-surface-mixed CCD focal plane splicing system for three-dimensional mapping camera | |
| CN108983382B (en) | Multi-degree-of-freedom optical adjusting device and adjusting method |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |