DE10083900T1 - Laser Illumination With Speckle Reduction - Google Patents

Laser Illumination With Speckle Reduction

Info

Publication number
DE10083900T1
DE10083900T1 DE10083900T DE10083900T DE10083900T1 DE 10083900 T1 DE10083900 T1 DE 10083900T1 DE 10083900 T DE10083900 T DE 10083900T DE 10083900 T DE10083900 T DE 10083900T DE 10083900 T1 DE10083900 T1 DE 10083900T1
Authority
DE
Germany
Prior art keywords
laser illumination
speckle reduction
speckle
reduction
illumination
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.)
Withdrawn
Application number
DE10083900T
Other languages
English (en)
Inventor
Paul Michaloski
Bryan D Stone
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.)
Tropel Corp
Original Assignee
Tropel Corp
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 Tropel Corp filed Critical Tropel Corp
Publication of DE10083900T1 publication Critical patent/DE10083900T1/de
Withdrawn legal-status Critical Current

Links

Classifications

    • 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
    • G02B27/10—Beam splitting or combining systems
    • G02B27/14—Beam splitting or combining systems operating by reflection only
    • G02B27/144—Beam splitting or combining systems operating by reflection only using partially transparent surfaces without spectral selectivity
    • 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
    • G02B27/10—Beam splitting or combining systems
    • G02B27/14—Beam splitting or combining systems operating by reflection only
    • G02B27/145—Beam splitting or combining systems operating by reflection only having sequential partially reflecting surfaces
    • 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
    • G02B27/10—Beam splitting or combining systems
    • G02B27/14—Beam splitting or combining systems operating by reflection only
    • G02B27/147—Beam splitting or combining systems operating by reflection only using averaging effects by spatially variable reflectivity on a microscopic level, e.g. polka dots, chequered or discontinuous patterns, or rapidly moving surfaces
    • 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
    • G02B27/28—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00 for polarising
    • G02B27/283—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00 for polarising used for beam splitting or combining
    • 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
    • G02B27/48—Laser speckle optics

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Exposure And Positioning Against Photoresist Photosensitive Materials (AREA)
  • Length Measuring Devices By Optical Means (AREA)
  • Photometry And Measurement Of Optical Pulse Characteristics (AREA)
  • Exposure Of Semiconductors, Excluding Electron Or Ion Beam Exposure (AREA)
  • Lasers (AREA)
DE10083900T 1999-01-20 2000-01-19 Laser Illumination With Speckle Reduction Withdrawn DE10083900T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US11648299P 1999-01-20 1999-01-20
PCT/US2000/001261 WO2000043822A1 (en) 1999-01-20 2000-01-19 Laser illumination with speckle reduction

Publications (1)

Publication Number Publication Date
DE10083900T1 true DE10083900T1 (de) 2001-12-13

Family

ID=22367435

Family Applications (1)

Application Number Title Priority Date Filing Date
DE10083900T Withdrawn DE10083900T1 (de) 1999-01-20 2000-01-19 Laser Illumination With Speckle Reduction

Country Status (5)

Country Link
US (1) US6191887B1 (de)
JP (1) JP2003509835A (de)
DE (1) DE10083900T1 (de)
GB (1) GB2362721B (de)
WO (1) WO2000043822A1 (de)

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Also Published As

Publication number Publication date
JP2003509835A (ja) 2003-03-11
GB2362721B (en) 2002-10-09
US6191887B1 (en) 2001-02-20
GB2362721A (en) 2001-11-28
WO2000043822A1 (en) 2000-07-27
GB0117296D0 (en) 2001-09-05

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