AU2001290537A1 - Detecting and correcting plural laser misalignment - Google Patents

Detecting and correcting plural laser misalignment

Info

Publication number
AU2001290537A1
AU2001290537A1 AU2001290537A AU9053701A AU2001290537A1 AU 2001290537 A1 AU2001290537 A1 AU 2001290537A1 AU 2001290537 A AU2001290537 A AU 2001290537A AU 9053701 A AU9053701 A AU 9053701A AU 2001290537 A1 AU2001290537 A1 AU 2001290537A1
Authority
AU
Australia
Prior art keywords
detecting
plural laser
laser misalignment
correcting
correcting plural
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.)
Abandoned
Application number
AU2001290537A
Inventor
Edward W. Matthews
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Sony Electronics Inc
Original Assignee
Sony Electronics Inc
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Sony Electronics Inc filed Critical Sony Electronics Inc
Publication of AU2001290537A1 publication Critical patent/AU2001290537A1/en
Abandoned legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N3/00—Scanning details of television systems; Combination thereof with generation of supply voltages
    • H04N3/10—Scanning details of television systems; Combination thereof with generation of supply voltages by means not exclusively optical-mechanical
    • H04N3/16—Scanning details of television systems; Combination thereof with generation of supply voltages by means not exclusively optical-mechanical by deflecting electron beam in cathode-ray tube, e.g. scanning corrections
    • H04N3/22—Circuits for controlling dimensions, shape or centering of picture on screen
    • 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
    • G01B11/26—Measuring arrangements characterised by the use of optical techniques for measuring angles or tapers; for testing the alignment of axes
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
    • G02B27/01—Head-up displays
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
    • G02B27/01—Head-up displays
    • G02B27/0101—Head-up displays characterised by optical features
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N9/00—Details of colour television systems
    • H04N9/12—Picture reproducers
    • H04N9/31—Projection devices for colour picture display, e.g. using electronic spatial light modulators [ESLM]
    • H04N9/3129—Projection devices for colour picture display, e.g. using electronic spatial light modulators [ESLM] scanning a light beam on the display screen
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N9/00—Details of colour television systems
    • H04N9/12—Picture reproducers
    • H04N9/31—Projection devices for colour picture display, e.g. using electronic spatial light modulators [ESLM]
    • H04N9/3141—Constructional details thereof
    • H04N9/315—Modulator illumination systems
    • H04N9/3164—Modulator illumination systems using multiple light sources
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N9/00—Details of colour television systems
    • H04N9/12—Picture reproducers
    • H04N9/31—Projection devices for colour picture display, e.g. using electronic spatial light modulators [ESLM]
    • H04N9/3179—Video signal processing therefor
    • H04N9/3185—Geometric adjustment, e.g. keystone or convergence
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
    • G02B27/01—Head-up displays
    • G02B27/0101—Head-up displays characterised by optical features
    • G02B2027/011—Head-up displays characterised by optical features comprising device for correcting geometrical aberrations, distortion
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
    • G02B27/0025—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00 for optical correction, e.g. distorsion, aberration
    • G02B27/0031—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00 for optical correction, e.g. distorsion, aberration for scanning purposes
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01S—DEVICES USING THE PROCESS OF LIGHT AMPLIFICATION BY STIMULATED EMISSION OF RADIATION [LASER] TO AMPLIFY OR GENERATE LIGHT; DEVICES USING STIMULATED EMISSION OF ELECTROMAGNETIC RADIATION IN WAVE RANGES OTHER THAN OPTICAL
    • H01S3/00—Lasers, i.e. devices using stimulated emission of electromagnetic radiation in the infrared, visible or ultraviolet wave range
    • H01S3/005—Optical devices external to the laser cavity, specially adapted for lasers, e.g. for homogenisation of the beam or for manipulating laser pulses, e.g. pulse shaping
AU2001290537A 2000-08-30 2001-08-15 Detecting and correcting plural laser misalignment Abandoned AU2001290537A1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US09651165 2000-08-30
US09/651,165 US6424412B1 (en) 2000-08-30 2000-08-30 Efficient system and method for detecting and correcting laser misalignment of plural laser beams
PCT/US2001/025700 WO2002018870A1 (en) 2000-08-30 2001-08-15 Detecting and correcting plural laser misalignment

Publications (1)

Publication Number Publication Date
AU2001290537A1 true AU2001290537A1 (en) 2002-03-13

Family

ID=24611815

Family Applications (1)

Application Number Title Priority Date Filing Date
AU2001290537A Abandoned AU2001290537A1 (en) 2000-08-30 2001-08-15 Detecting and correcting plural laser misalignment

Country Status (7)

Country Link
US (1) US6424412B1 (en)
EP (1) EP1328773B8 (en)
JP (1) JP5392958B2 (en)
KR (1) KR100832182B1 (en)
CN (1) CN1250935C (en)
AU (1) AU2001290537A1 (en)
WO (1) WO2002018870A1 (en)

Families Citing this family (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6738105B1 (en) * 2000-11-02 2004-05-18 Intel Corporation Coherent light despeckling
US6995810B2 (en) * 2000-11-30 2006-02-07 Texas Instruments Incorporated Method and system for automated convergence and focus verification of projected images
JP2003285249A (en) * 2002-03-27 2003-10-07 Mori Seiki Co Ltd Accuracy analyzing device for machine tool
JP4104427B2 (en) * 2002-10-31 2008-06-18 日本電産サンキョー株式会社 Optical property measuring device
JP4446087B2 (en) * 2004-03-01 2010-04-07 独立行政法人情報通信研究機構 Photodetector and photodetection system using the same
CN100337092C (en) * 2005-11-02 2007-09-12 哈尔滨工业大学 Long-distance 2D polarized photoelectric autocollimation device and method for drift quantity returned from feedback of target drone
US9039198B2 (en) * 2006-11-14 2015-05-26 Osram Gesellschaft Mit Beschraenkter Haftung Projection apparatus having improved projection properties, and method and procedure, respectively, for projecting an image
JP2009122455A (en) * 2007-11-15 2009-06-04 Funai Electric Co Ltd Image display apparatus
JP5444217B2 (en) * 2008-06-18 2014-03-19 株式会社日立製作所 Light beam scanning image projection apparatus
US8675141B2 (en) * 2010-01-20 2014-03-18 Microvision, Inc. Closed loop feedback for electronic beam alignment
CN101927403A (en) * 2010-08-02 2010-12-29 东阳市双燕设备有限公司 Constant flying-optics laser cutting machine
DE102011079059A1 (en) * 2011-07-13 2013-01-17 Osram Ag DETECTION DEVICE FOR A PROJECTOR
CN202615113U (en) * 2011-08-15 2012-12-19 中山新诺科技有限公司 Exposure system, calibration system and optical engines
WO2014023322A1 (en) * 2012-08-06 2014-02-13 Lemoptix Sa A projection device and a method of manufacturing a projection device
TWI498535B (en) * 2013-12-26 2015-09-01 Chroma Ate Inc An optical detection device with an on-line correction function
CN104965526B (en) * 2015-07-01 2017-10-31 天津市视讯软件开发有限公司 The parallel collimation of light beam is quick to be adjusted detection means and quickly adjusts detection method
CN106785871A (en) * 2017-03-08 2017-05-31 严伟 Synthesize the device and method of white light based on RGB semiconductor laser
WO2019198441A1 (en) * 2018-04-13 2019-10-17 パナソニックＩｐマネジメント株式会社 Laser welding method
WO2020054362A1 (en) * 2018-09-11 2020-03-19 ソニー株式会社 Polarization separation element, and projector
US11342721B1 (en) * 2019-05-08 2022-05-24 Raytheon Company Beam director for high-energy laser (HEL) weapon
CN112013953B (en) * 2020-07-09 2023-06-20 北京工业大学 Beam directivity deviation calculation system of laser bar

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0621901B2 (en) * 1983-08-18 1994-03-23 富士写真フイルム株式会社 Laser beam combining method
JPH0829605B2 (en) * 1987-06-10 1996-03-27 富士写真フイルム株式会社 Color beam exposure control method
JP2574807B2 (en) * 1987-08-28 1997-01-22 株式会社日立製作所 Film thickness distribution measuring method and apparatus therefor
JPH01210805A (en) * 1988-02-18 1989-08-24 Yokogawa Electric Corp Three-dimensional shape measuring instrument
US4847479A (en) 1988-06-06 1989-07-11 Trw Inc. System for controlling the wavelength and colinearity of multiplexed laser beams
JP3409330B2 (en) * 1991-02-08 2003-05-26 ソニー株式会社 Adjustment device and adjustment method for projection display device
JP3335373B2 (en) * 1992-03-27 2002-10-15 ソニー株式会社 Optical modulation device, optical device, laser beam printer, display device, and optical medium recording device
JP3735158B2 (en) * 1996-06-06 2006-01-18 オリンパス株式会社 Image projection system and image processing apparatus
JPH10314973A (en) * 1997-03-12 1998-12-02 Kawasaki Heavy Ind Ltd Device and method for laser beam machining by composite laser beam
JP2947513B1 (en) * 1998-07-30 1999-09-13 株式会社ニデック Pattern inspection equipment

Also Published As

Publication number Publication date
CN1471624A (en) 2004-01-28
EP1328773B8 (en) 2012-04-25
KR20030031174A (en) 2003-04-18
EP1328773A1 (en) 2003-07-23
CN1250935C (en) 2006-04-12
JP2004507751A (en) 2004-03-11
KR100832182B1 (en) 2008-05-23
WO2002018870A1 (en) 2002-03-07
EP1328773A4 (en) 2008-02-13
JP5392958B2 (en) 2014-01-22
US6424412B1 (en) 2002-07-23
EP1328773B1 (en) 2011-10-05

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