JP5525042B2 - 面外運動可能なスペックル低減素子を有するレーザ光投射機 - Google Patents

面外運動可能なスペックル低減素子を有するレーザ光投射機 Download PDF

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JP5525042B2
JP5525042B2 JP2012511821A JP2012511821A JP5525042B2 JP 5525042 B2 JP5525042 B2 JP 5525042B2 JP 2012511821 A JP2012511821 A JP 2012511821A JP 2012511821 A JP2012511821 A JP 2012511821A JP 5525042 B2 JP5525042 B2 JP 5525042B2
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Japan
Prior art keywords
light
speckle reduction
intermediate image
projection
reduction element
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Japanese (ja)
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JP2012527646A5 (OSRAM
JP2012527646A (ja
Inventor
バリー ディー シルバースタイン
ゲイリー エドウィン ノザード
ジョセフ レイモンド ビートリィ
ロバート メッツガー
アンドリュー フレデリック カーツ
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イーストマン コダック カンパニー
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    • 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
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
    • G03B21/00—Projectors or projection-type viewers; Accessories therefor
    • G03B21/14—Details
    • G03B21/20—Lamp housings
    • G03B21/2006—Lamp housings characterised by the light source
    • G03B21/2033—LED or laser light sources
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
    • G03B21/00—Projectors or projection-type viewers; Accessories therefor
    • G03B21/14—Details
    • G03B21/20—Lamp housings
    • G03B21/208—Homogenising, shaping of the illumination light
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
    • G03B33/00—Colour photography, other than mere exposure or projection of a colour film
    • G03B33/06—Colour photography, other than mere exposure or projection of a colour film by additive-colour projection apparatus
    • 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
    • H04N9/3161—Modulator illumination systems using laser light sources
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B3/00—Simple or compound lenses
    • G02B3/0006—Arrays
    • G02B3/0037—Arrays characterized by the distribution or form of lenses
    • G02B3/0056—Arrays characterized by the distribution or form of lenses arranged along two different directions in a plane, e.g. honeycomb arrangement of lenses
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/02—Diffusing elements; Afocal elements

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Projection Apparatus (AREA)
  • Liquid Crystal (AREA)
  • Lenses (AREA)
JP2012511821A 2009-05-21 2010-05-19 面外運動可能なスペックル低減素子を有するレーザ光投射機 Active JP5525042B2 (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US12/469,766 2009-05-21
US12/469,766 US8366281B2 (en) 2009-05-21 2009-05-21 Out-of-plane motion of speckle reduction element
PCT/US2010/001474 WO2010134980A2 (en) 2009-05-21 2010-05-19 Out-of-plane motion of speckle reduction element

Publications (3)

Publication Number Publication Date
JP2012527646A JP2012527646A (ja) 2012-11-08
JP2012527646A5 JP2012527646A5 (OSRAM) 2013-05-30
JP5525042B2 true JP5525042B2 (ja) 2014-06-18

Family

ID=42562983

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2012511821A Active JP5525042B2 (ja) 2009-05-21 2010-05-19 面外運動可能なスペックル低減素子を有するレーザ光投射機

Country Status (5)

Country Link
US (1) US8366281B2 (OSRAM)
EP (1) EP2433174A2 (OSRAM)
JP (1) JP5525042B2 (OSRAM)
CN (1) CN102483523B (OSRAM)
WO (1) WO2010134980A2 (OSRAM)

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US8434887B2 (en) 2009-08-27 2013-05-07 Dolby Laboratories Licensing Corporation Optical mixing and shaping system for display backlights and displays incorporating the same
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JP5540991B2 (ja) * 2010-08-19 2014-07-02 ソニー株式会社 光学装置および表示装置
US8995061B2 (en) 2011-07-07 2015-03-31 Reald Inc. Speckle reduction using lenslet integrator
US8724218B2 (en) 2011-07-07 2014-05-13 Reald Inc. Speckle reduction using screen vibration techniques and apparatus
US9229156B2 (en) 2011-07-07 2016-01-05 Reald Inc. Laser systems and methods
US9164365B2 (en) * 2011-11-08 2015-10-20 Reald Inc. Imaging path speckle mitigation
JP5924037B2 (ja) * 2012-03-09 2016-05-25 ソニー株式会社 照明装置および表示装置
JP5935679B2 (ja) * 2012-04-02 2016-06-15 ソニー株式会社 照明装置および表示装置
JP2013228607A (ja) * 2012-04-26 2013-11-07 Sony Corp 表示装置および照明装置
US8870382B2 (en) 2012-05-29 2014-10-28 Vladimir Yankov Method of reducing speckles in liquid-crystal display with coherent illumination
US8773613B2 (en) 2012-05-29 2014-07-08 Ergophos, Llc Liquid-crystal display with coherent illumination and reduced speckling
US8854710B2 (en) 2012-06-27 2014-10-07 Ergophos, Llc Method of laser illumination with reduced speckling
US8861057B2 (en) 2012-06-27 2014-10-14 Ergophos, Llc Speckle-reduced laser illumination device
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JP6331826B2 (ja) * 2014-07-23 2018-05-30 大日本印刷株式会社 投射装置および照明装置
WO2016040371A1 (en) 2014-09-08 2016-03-17 Reald Inc. Screen vibration for reducing speckle
US9429760B2 (en) * 2014-10-07 2016-08-30 Christie Digital Systems Usa, Inc. Spatial color mixing in a cascade imaging system
JP6999418B2 (ja) * 2015-02-18 2022-01-18 アイマックス シアターズ インターナショナル リミテッド 投影された光のためのスペックル除去システム
USD778478S1 (en) 2015-05-11 2017-02-07 Telebrands Corp. Light projector
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Also Published As

Publication number Publication date
US20100296065A1 (en) 2010-11-25
CN102483523A (zh) 2012-05-30
US8366281B2 (en) 2013-02-05
WO2010134980A3 (en) 2011-03-03
EP2433174A2 (en) 2012-03-28
JP2012527646A (ja) 2012-11-08
WO2010134980A2 (en) 2010-11-25
CN102483523B (zh) 2015-08-12

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