CN103091071B - 对照明系统的配置改变的检测 - Google Patents
对照明系统的配置改变的检测 Download PDFInfo
- Publication number
- CN103091071B CN103091071B CN201110352669.3A CN201110352669A CN103091071B CN 103091071 B CN103091071 B CN 103091071B CN 201110352669 A CN201110352669 A CN 201110352669A CN 103091071 B CN103091071 B CN 103091071B
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- CN
- China
- Prior art keywords
- light
- illuminator
- photodetector
- optical element
- change
- 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.)
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- 238000001514 detection method Methods 0.000 title description 8
- 230000003287 optical effect Effects 0.000 claims abstract description 58
- 238000005286 illumination Methods 0.000 claims abstract description 44
- 238000012544 monitoring process Methods 0.000 claims abstract description 13
- 238000005538 encapsulation Methods 0.000 claims description 21
- 238000000034 method Methods 0.000 claims description 16
- 230000003459 anti-dromic effect Effects 0.000 claims description 12
- 230000004044 response Effects 0.000 claims description 6
- 230000000694 effects Effects 0.000 claims description 3
- 230000001771 impaired effect Effects 0.000 claims 2
- 238000005516 engineering process Methods 0.000 abstract description 13
- 238000010586 diagram Methods 0.000 description 16
- 238000013461 design Methods 0.000 description 6
- 238000005259 measurement Methods 0.000 description 6
- 238000013519 translation Methods 0.000 description 4
- 239000011248 coating agent Substances 0.000 description 2
- 238000000576 coating method Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000004065 semiconductor Substances 0.000 description 2
- 239000002800 charge carrier Substances 0.000 description 1
- 230000001276 controlling effect Effects 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000003973 paint Substances 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 230000003252 repetitive effect Effects 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
- G01J1/00—Photometry, e.g. photographic exposure meter
- G01J1/02—Details
- G01J1/0228—Control of working procedures; Failure detection; Spectral bandwidth calculation
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B11/00—Measuring arrangements characterised by the use of optical techniques
- G01B11/14—Measuring arrangements characterised by the use of optical techniques for measuring distance or clearance between spaced objects or spaced apertures
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
- G01J1/00—Photometry, e.g. photographic exposure meter
- G01J1/10—Photometry, e.g. photographic exposure meter by comparison with reference light or electric value provisionally void
- G01J1/20—Photometry, e.g. photographic exposure meter by comparison with reference light or electric value provisionally void intensity of the measured or reference value being varied to equalise their effects at the detectors, e.g. by varying incidence angle
- G01J1/28—Photometry, e.g. photographic exposure meter by comparison with reference light or electric value provisionally void intensity of the measured or reference value being varied to equalise their effects at the detectors, e.g. by varying incidence angle using variation of intensity or distance of source
- G01J1/30—Photometry, e.g. photographic exposure meter by comparison with reference light or electric value provisionally void intensity of the measured or reference value being varied to equalise their effects at the detectors, e.g. by varying incidence angle using variation of intensity or distance of source using electric radiation detectors
- G01J1/32—Photometry, e.g. photographic exposure meter by comparison with reference light or electric value provisionally void intensity of the measured or reference value being varied to equalise their effects at the detectors, e.g. by varying incidence angle using variation of intensity or distance of source using electric radiation detectors adapted for automatic variation of the measured or reference value
Abstract
Description
Claims (7)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US12/938,254 US8592739B2 (en) | 2010-11-02 | 2010-11-02 | Detection of configuration changes of an optical element in an illumination system |
US12/938,254 | 2010-11-02 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN103091071A CN103091071A (zh) | 2013-05-08 |
CN103091071B true CN103091071B (zh) | 2015-11-25 |
Family
ID=45995606
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201110352669.3A Active CN103091071B (zh) | 2010-11-02 | 2011-11-01 | 对照明系统的配置改变的检测 |
Country Status (3)
Country | Link |
---|---|
US (2) | US8592739B2 (zh) |
CN (1) | CN103091071B (zh) |
HK (1) | HK1183095A1 (zh) |
Families Citing this family (15)
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US9366752B2 (en) | 2011-09-23 | 2016-06-14 | Apple Inc. | Proximity sensor with asymmetric optical element |
US9263618B2 (en) * | 2013-03-05 | 2016-02-16 | Apple Inc. | Proximity sensor module with light reflector |
US9476968B2 (en) * | 2014-07-24 | 2016-10-25 | Rosemount Aerospace Inc. | System and method for monitoring optical subsystem performance in cloud LIDAR systems |
US9854226B2 (en) * | 2014-12-22 | 2017-12-26 | Google Inc. | Illuminator for camera system having three dimensional time-of-flight capture with movable mirror element |
JP6500474B2 (ja) * | 2015-02-09 | 2019-04-17 | 株式会社島津製作所 | 光学分析装置 |
US9553423B2 (en) | 2015-02-27 | 2017-01-24 | Princeton Optronics Inc. | Miniature structured light illuminator |
EP3095710B1 (en) * | 2015-05-20 | 2018-01-03 | Goodrich Lighting Systems GmbH | Dynamic exterior aircraft light unit and method of operating a dynamic exterior aircraft light unit |
DE102015117265A1 (de) * | 2015-10-09 | 2017-04-13 | Endress+Hauser Conducta Gmbh+Co. Kg | Vorrichtung zur Überwachung einer Lichtquelle eines optischen Sensors |
DE102016104947A1 (de) * | 2016-03-17 | 2017-09-21 | Osram Opto Semiconductors Gmbh | Optoelektronisches Bauelement und Verfahren zum Betreiben eines optoelektronischen Bauelements |
EP3226555B1 (en) | 2016-03-28 | 2019-11-20 | Ricoh Company, Ltd. | Wavelength estimation device, light-source device, image display apparatus, wavelength estimation method, and light-source control method |
US10031059B1 (en) * | 2017-01-20 | 2018-07-24 | Rosemount Aerospace Inc. | Controlled sampling volume of clouds for measuring cloud parameters |
US11258234B2 (en) * | 2017-02-24 | 2022-02-22 | Princeton Optronics, Inc. | Eye safe VCSEL illuminator package |
CN108333850A (zh) * | 2018-02-27 | 2018-07-27 | 广东欧珀移动通信有限公司 | 激光投射模组及其损坏的检测方法、深度相机和电子装置 |
CN108490632B (zh) * | 2018-03-12 | 2020-01-10 | Oppo广东移动通信有限公司 | 激光投射模组、深度相机和电子装置 |
US11624836B2 (en) | 2019-09-24 | 2023-04-11 | Continental Autonomous Mobility US, LLC | Detection of damage to optical element of illumination system |
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US9291449B2 (en) | 2016-03-22 |
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US8592739B2 (en) | 2013-11-26 |
US20140160493A1 (en) | 2014-06-12 |
HK1183095A1 (zh) | 2013-12-13 |
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