CN110657952A - Universal device for detecting performance of photoelectric instrument - Google Patents
Universal device for detecting performance of photoelectric instrument Download PDFInfo
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- CN110657952A CN110657952A CN201911003177.6A CN201911003177A CN110657952A CN 110657952 A CN110657952 A CN 110657952A CN 201911003177 A CN201911003177 A CN 201911003177A CN 110657952 A CN110657952 A CN 110657952A
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- 238000001514 detection method Methods 0.000 claims abstract description 35
- 238000012360 testing method Methods 0.000 claims abstract description 32
- 230000003044 adaptive effect Effects 0.000 claims abstract description 12
- 230000005693 optoelectronics Effects 0.000 claims description 9
- 229910052736 halogen Inorganic materials 0.000 claims description 6
- 150000002367 halogens Chemical class 0.000 claims description 6
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 claims description 6
- 229910052721 tungsten Inorganic materials 0.000 claims description 6
- 239000010937 tungsten Substances 0.000 claims description 6
- 229910052724 xenon Inorganic materials 0.000 claims description 6
- FHNFHKCVQCLJFQ-UHFFFAOYSA-N xenon atom Chemical compound [Xe] FHNFHKCVQCLJFQ-UHFFFAOYSA-N 0.000 claims description 6
- 230000003111 delayed effect Effects 0.000 claims description 5
- 238000003384 imaging method Methods 0.000 claims description 5
- 238000000926 separation method Methods 0.000 claims description 4
- 230000033001 locomotion Effects 0.000 claims description 2
- 238000012423 maintenance Methods 0.000 abstract description 17
- 230000008901 benefit Effects 0.000 abstract description 3
- 238000000034 method Methods 0.000 abstract description 3
- 238000013461 design Methods 0.000 abstract description 2
- 238000005286 illumination Methods 0.000 description 7
- 238000005259 measurement Methods 0.000 description 6
- 230000004297 night vision Effects 0.000 description 6
- 230000003287 optical effect Effects 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 3
- 239000005083 Zinc sulfide Substances 0.000 description 2
- 238000011161 development Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000011521 glass Substances 0.000 description 2
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- 229910052984 zinc sulfide Inorganic materials 0.000 description 2
- DRDVZXDWVBGGMH-UHFFFAOYSA-N zinc;sulfide Chemical compound [S-2].[Zn+2] DRDVZXDWVBGGMH-UHFFFAOYSA-N 0.000 description 2
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- 238000007689 inspection Methods 0.000 description 1
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M11/00—Testing of optical apparatus; Testing structures by optical methods not otherwise provided for
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M11/00—Testing of optical apparatus; Testing structures by optical methods not otherwise provided for
- G01M11/02—Testing optical properties
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M11/00—Testing of optical apparatus; Testing structures by optical methods not otherwise provided for
- G01M11/02—Testing optical properties
- G01M11/0221—Testing optical properties by determining the optical axis or position of lenses
Abstract
The invention discloses universal equipment for detecting the performance of a photoelectric instrument, which comprises a light source component, a laser detection component, a wheel type target, a collimator, a multi-model instrument adaptive mounting bracket, a distributed equipment driving and collecting module and a test record analysis module, wherein compared with the prior art, the universal maintenance and detection and maintenance system of a photoelectric device is constructed by starting from the requirements of maintenance of a photoelectric system of army equipment, field detection and maintenance and workshop detection and maintenance; the photoelectric detection equipment is generalized by adopting a modular design method, so that the photoelectric detection equipment can meet the requirements of maintenance, detection and maintenance of various photoelectric devices; the cost is greatly reduced, the expansibility is good, and the guarantee benefit of the equipment is improved.
Description
Technical Field
The invention relates to the technical field of test of photoelectric systems, in particular to a universal device for detecting the performance of a photoelectric instrument.
Background
In modern informatization war, the development, test, use and maintenance of photoelectric observation and photoelectric reconnaissance equipment are not guaranteed by the test technology. At present, the visible light and low-light imaging performance parameters have been digitalized comprehensive measurement, wherein the measurement uncertainty of image surface uniformity and distortion calibration respectively reaches 1% and 0.2%, and the calibration measurement uncertainty of multi-optical axis consistency reaches 2 ″. In the future, the research hotspots in the field of China will focus on developing various on-site rapid and accurate calibration means, continuously improving the aspects of infrared, low-light and white light imaging test technologies and the like, and establishing and perfecting the corresponding test standards and guarantee systems thereof.
With the development of science and technology, the modern military field has increasingly complex operational environment and increasingly violent photoelectric countermeasures. In order to adapt to the characteristics of battles under future high-tech conditions, the novel universal photoelectric system detection and maintenance equipment is designed to accurately, quickly, economically and conveniently carry out field battle test and maintenance on the photoelectric battle system, has important significance for guaranteeing the battle capacity of our army and striving for the initiative right of a battlefield, and is an urgent battle mission in a new era.
Disclosure of Invention
The present invention aims to solve the above problems and provide a universal device for performance testing of optoelectronic instruments.
The invention realizes the purpose through the following technical scheme:
the device comprises a light source component, a laser detection component, a wheel type target, a collimator, a multi-model instrument adaptive mounting bracket, a distributed equipment driving and collecting module and a test record analysis module, wherein the light source component and the laser detection component are connected with the collimator through the wheel type target, the collimator is over against the multi-model instrument adaptive mounting bracket, a detected instrument is mounted on the multi-model instrument adaptive mounting bracket, the distributed equipment driving and collecting module and the test record analysis module are arranged on the multi-model instrument adaptive mounting bracket, and the distributed equipment driving and collecting module and the test record analysis module are connected with a PC terminal. The device can detect and maintain functions and performances of photoelectric devices such as a low-light-level night vision device, a visible light device, an infrared thermal imager, a laser range finder and the like. The device can be used for workshop detection and can also be used for outfield detection in a vehicle-mounted box packaging mode.
Further, the light source component comprises one or more combinations of a black body, an integrating sphere, a xenon lamp and a halogen tungsten lamp and is used for generating infrared, visible light and low-light sources.
Furthermore, the laser detection assembly comprises a color separation sheet, an attenuation device, a reticle with a reticle, a division illumination device, a CCD camera, a high-speed detector, a delayed echo generator, a simulated echo light source and a controllable laser energy attenuation device, and is used for detecting the performances of laser ranging and the like.
Further, the wheel type target comprises a driving motor, a target disc and a target.
Further, the collimator comprises a primary mirror, a secondary mirror and a tertiary mirror, and is used for generating a broad spectrum infinite target with a wavelength range covering visible light and infrared wave bands; and simultaneously focusing and imaging the incident laser beam.
Furthermore, the multi-model instrument adaptive mounting bracket comprises a mounting panel and a three-dimensional adjusting structure, is used for mounting different models of photoelectric devices to be tested and provides azimuth, pitching and swinging motions.
Furthermore, the distributed equipment driving and collecting module is used for driving the detected photoelectric device to work and automatically collecting data information.
Furthermore, the test record analysis module is used for analyzing the test data and giving out a detection result.
The invention has the beneficial effects that:
the invention is a universal apparatus used for photoelectric instrument performance detection, compared with the prior art, the invention sets out from the requirements of maintenance of the photoelectric system of the army equipment, field detection and maintenance and workshop detection and maintenance, constructs the general maintenance and detection and maintenance system of the photoelectric device; the photoelectric detection equipment is generalized by adopting a modular design method, so that the photoelectric detection equipment can meet the requirements of maintenance, detection and maintenance of various photoelectric devices; the cost is greatly reduced, the expansibility is good, and the guarantee benefit of the equipment is improved.
Drawings
FIG. 1 is a schematic block diagram of the architecture of the present invention;
fig. 2 is a composition diagram of a laser inspection assembly of the present invention.
Detailed Description
The invention will be further described with reference to the accompanying drawings in which:
as shown in fig. 1 and 2: a universal device for detecting the performance of a photoelectric instrument comprises a light source component, a laser detection component, a wheel type target, a collimator, a multi-model instrument adaptive mounting bracket, a distributed device driving and collecting module and a test record analysis module. The universal equipment can be used for detecting and maintaining functions and performances of photoelectric equipment such as a low-light-level night vision device, a visible light device, an infrared thermal imager, a laser range finder and the like. Parameters that may be detected include: the device electrical performance, instrument visual field, spatial resolution, optical axis consistency, image stabilization precision, distance measurement precision and the like.
The light source component comprises various light sources such as a black body, an integrating sphere, a xenon lamp, a halogen tungsten lamp and the like. Can be selected and used according to the detection requirement. Wherein the temperature range of the black body is-15 ℃ to +80 ℃, the temperature resolution is 0.1 ℃, the temperature control precision is 0.01 ℃, and the effective radiation area of the black body is 75mm multiplied by 75 mm. The illumination range of the integrating sphere is 0.01 LX-1000 LX, and the illumination precision is 0.005 LX.
The laser detection assembly comprises a color separation sheet, an attenuation device, a reticle with a reticle, a division illumination device, a CCD camera, a high-speed detector, a delayed echo generator, a simulated echo light source and a controllable laser energy attenuation device, and is used for detecting the performance of laser ranging and the like. The laser output energy range of the laser detection assembly is 2 mJ-100 mJ, the precision is +/-10%, and the optical axis parallelism between the laser emission optical axis and the aiming axis is better than 0-1 degree and the precision is +/-15'.
The wheel type target comprises a driving motor, a target disc and various targets. The target is installed in the target dish, and the accessible driving motor switches.
The collimator is of an off-axis three-mirror wide-spectrum type and comprises a primary mirror, a secondary mirror and a tertiary mirror. The aperture of the collimator is 250mm, the focal length is 2000mm, the view field is not less than 1.5 degrees, the light path is not blocked, and the aperture can meet the test requirements of most tested photoelectric equipment.
The multi-model instrument adapting support comprises an installation panel and a three-dimensional adjusting mechanism, is used for installing different models of photoelectric devices to be detected, provides azimuth, pitching and swinging, and has good universality.
The distributed equipment driving and collecting module is used for driving the device to be tested to work, controlling the light source and the target and collecting data such as signals, images, videos and the like from the device to be tested. The module is compatible with a wide range of communication protocols by controlling test equipment such as a blackbody, a visible/near infrared light source, a target wheel and the like, and can acquire, display and analyze signals from various tested photoelectric devices.
And the test record analysis module automatically processes the data and generates a performance evaluation report.
By selecting different radiation sources and collimator tubes, matching with multi-model instrument adaptive supports and distributed equipment driving and collecting modules and simultaneously using related accessories (or not), the test requirements of different photoelectric equipment can be met, and the specific typical application is as follows.
(1) Laser rangefinder detection module. The module mainly comprises a collimator, a laser detection assembly and the like. The collimator is mainly used for energy collection and optical axis consistency detection equipment. The laser detection assembly comprises a color separation sheet, an attenuation device, a reticle with a reticle, a division illumination device, a CCD camera, a high-speed detector, a delayed echo generator, a simulated echo light source and a controllable laser energy attenuation device. The attenuating means primarily attenuate the energy of the laser emission entering the system. The reticle with the scribed lines is mainly used for the calibration of the imaging and visible light aiming device. The reticle lighting device is mainly used for providing a light source to illuminate the reticle cross wires with scribed lines. The CCD camera is mainly used for collecting information such as laser energy, light spot distribution and the like. The high-speed detector is mainly used for measuring pulsed light emitted by laser. The delayed echo generator mainly performs beam shaping, delays time and simulates echo. The controllable laser energy attenuation device is mainly used for controlling and simulating echo energy at different positions and testing the distance measurement function of the laser distance measuring instrument.
(2) And an infrared photoelectric detection module. The module consists of a black body, a target and a collimator. The central parallax wave aberration of the collimator is better than 0.5 wavelength, and the collimator has good beam quality. The performance indexes of the thermal infrared imager, such as field of view, spatial resolution, MTF, MRTD and the like, can be tested by utilizing the black body, the target and the collimator.
(3) And a parameter measuring module of the low-light level night vision device. The module mainly comprises a light source consisting of an integrating sphere, a xenon lamp and a halogen tungsten lamp, a resolution ratio plate and a photometer. The light source assembly can provide a dim light source with continuously adjustable illumination, starlight and moon illumination are simulated, the resolution plate is used for providing targets of various resolutions of the dim light night vision device, the photometer can automatically acquire brightness information of the measured dim light night vision device, brightness gain performance is automatically evaluated, and the image acquisition device can acquire observation image information of the measured dim light night vision device in real time and automatically calculate to give a resolution detection result.
(4) And a multi-optical axis consistency testing module. The module mainly comprises a light source component consisting of an integrating sphere, a thermal resistor, a xenon lamp and a halogen tungsten lamp and zinc sulfide glass. The light source component can provide a multiband light source, and the zinc sulfide glass is used for providing a full-spectrum cross reticle.
(5) And the sighting telescope resolution, the view field, the parallax and the zero position moving measurement module. The module comprises a light source assembly and a resolution plate, wherein the light source assembly is composed of an integrating sphere, a xenon lamp, a thermal resistor and a halogen tungsten lamp, the light source assembly can provide a multiband light source, and the resolution plate is used for providing various resolution targets of the measuring sighting telescope.
The foregoing shows and describes the general principles and features of the present invention, together with the advantages thereof. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (8)
1. A general purpose device for detecting performance of an optoelectronic instrument, characterized in that: the device comprises a light source assembly, a laser detection assembly, a wheel type target, a collimator, a multi-model instrument adaptive mounting support, a distributed equipment driving and collecting module and a test record analysis module, wherein the light source assembly and the laser detection assembly are connected with the collimator through the wheel type target, the collimator is right opposite to the multi-model instrument adaptive mounting support, a detected instrument is mounted on the multi-model instrument adaptive mounting support, the distributed equipment driving and collecting module and the test record analysis module are arranged on the multi-model instrument adaptive mounting support, and the distributed equipment driving and collecting module and the test record analysis module are connected with a PC terminal.
2. The generic device for performance testing of optoelectronic instruments according to claim 1, characterized in that: the light source component comprises one or a plurality of combinations of a black body, an integrating sphere, a xenon lamp and a halogen tungsten lamp and is used for generating infrared, visible light and low-light sources.
3. The generic device for performance testing of optoelectronic instruments according to claim 1, characterized in that: the laser detection assembly comprises a color separation sheet, an attenuation device, a reticle with a reticle, a division lighting device, a CCD camera, a high-speed detector, a delayed echo generator, a simulated echo light source and a controllable laser energy attenuation device, and is used for detecting the performance of laser ranging and the like.
4. The generic device for performance testing of optoelectronic instruments according to claim 1, characterized in that: the wheel type target comprises a driving motor, a target disc and a target.
5. The generic device for performance testing of optoelectronic instruments according to claim 1, characterized in that: the collimator comprises a primary mirror, a secondary mirror and a tertiary mirror and is used for generating a broad spectrum infinite target with a wavelength range covering visible light and infrared wave bands; and simultaneously focusing and imaging the incident laser beam.
6. The generic device for performance testing of optoelectronic instruments according to claim 1, characterized in that: the multi-model instrument adapting mounting bracket comprises a mounting panel and a three-dimensional adjusting structure, is used for mounting different models of photoelectric devices to be tested, and provides azimuth, pitching and swinging motions.
7. The generic device for performance testing of optoelectronic instruments according to claim 1, characterized in that: the distributed equipment driving and collecting module is used for driving the detected photoelectric device to work and automatically collecting data information.
8. The generic device for performance testing of optoelectronic instruments according to claim 1, characterized in that: the test record analysis module is used for analyzing the test data and giving out a detection result.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911003177.6A CN110657952A (en) | 2019-10-22 | 2019-10-22 | Universal device for detecting performance of photoelectric instrument |
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| CN201911003177.6A CN110657952A (en) | 2019-10-22 | 2019-10-22 | Universal device for detecting performance of photoelectric instrument |
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| CN110657952A true CN110657952A (en) | 2020-01-07 |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN112683494A (en) * | 2020-12-03 | 2021-04-20 | 西安科佳光电科技有限公司 | Device and method for testing comprehensive performance parameters of optical lens |
| CN114184355A (en) * | 2021-11-22 | 2022-03-15 | 河南中光学集团有限公司 | Night and day glimmer product performance adjusting and detecting device |
| CN117170348A (en) * | 2023-11-02 | 2023-12-05 | 沈阳顺义科技有限公司 | Photoelectric instrument control box detection device |
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