CN102640037A - 具有弯曲的散斑减少元件表面的光学投影系统 - Google Patents

具有弯曲的散斑减少元件表面的光学投影系统 Download PDF

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Publication number
CN102640037A
CN102640037A CN201080023181XA CN201080023181A CN102640037A CN 102640037 A CN102640037 A CN 102640037A CN 201080023181X A CN201080023181X A CN 201080023181XA CN 201080023181 A CN201080023181 A CN 201080023181A CN 102640037 A CN102640037 A CN 102640037A
Authority
CN
China
Prior art keywords
speckle reduction
reduction element
intermediate image
image
projection
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.)
Pending
Application number
CN201080023181XA
Other languages
English (en)
Chinese (zh)
Inventor
B·D·西尔弗斯泰因
J·R·比特里
G·E·诺萨德
R·梅茨格
A·F·库尔茨
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.)
Eastman Kodak Co
Original Assignee
Eastman Kodak Co
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 Eastman Kodak Co filed Critical Eastman Kodak Co
Publication of CN102640037A publication Critical patent/CN102640037A/zh
Pending legal-status Critical Current

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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
    • G02B27/48—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
    • 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)
CN201080023181XA 2009-05-21 2010-05-05 具有弯曲的散斑减少元件表面的光学投影系统 Pending CN102640037A (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US12/469,727 2009-05-21
US12/469,727 US8172403B2 (en) 2009-05-21 2009-05-21 Projection with curved speckle reduction element surface
PCT/US2010/001329 WO2010134951A2 (en) 2009-05-21 2010-05-05 Projection with curved speckle reduction element surface

Publications (1)

Publication Number Publication Date
CN102640037A true CN102640037A (zh) 2012-08-15

Family

ID=42555421

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201080023181XA Pending CN102640037A (zh) 2009-05-21 2010-05-05 具有弯曲的散斑减少元件表面的光学投影系统

Country Status (5)

Country Link
US (1) US8172403B2 (https=)
EP (1) EP2433173B1 (https=)
JP (1) JP5414891B2 (https=)
CN (1) CN102640037A (https=)
WO (1) WO2010134951A2 (https=)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107250877A (zh) * 2015-02-18 2017-10-13 图像影院国际有限公司 投影光的去斑系统
CN108646385A (zh) * 2018-03-20 2018-10-12 青岛海信电器股份有限公司 一种激光投影镜头
CN108761979A (zh) * 2018-03-20 2018-11-06 青岛海信电器股份有限公司 一种转继镜组
CN111273256A (zh) * 2017-05-15 2020-06-12 奥斯特公司 亮度增强的光学成像发射机

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JP4697559B2 (ja) * 2009-03-27 2011-06-08 カシオ計算機株式会社 光源装置及びプロジェクタ
JP5892769B2 (ja) * 2011-11-07 2016-03-23 三菱電機株式会社 投写型表示装置及び画像表示方法
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
US8870390B2 (en) * 2012-09-11 2014-10-28 Omnivision Technologies, Inc. Low Z-height projection system for projecting structured light for 3D imaging
DE102013104728A1 (de) * 2013-05-07 2014-11-13 Osram Opto Semiconductors Gmbh Laserdiodenvorrichtung
US9778478B1 (en) * 2016-10-04 2017-10-03 Christine Digital Systems Usa, Inc. Projector with image plane modal vibration for speckle reduction
EP4040200A1 (en) * 2021-02-08 2022-08-10 SUSS MicroOptics SA Micro-lens based module comprising nanostructured layer
CN113009494A (zh) * 2021-02-22 2021-06-22 曜芯科技有限公司 深度检测装置和电子设备
CN113902652B (zh) * 2021-12-10 2022-03-08 南昌虚拟现实研究院股份有限公司 散斑图像校正方法、深度计算方法、装置、介质及设备
WO2023039616A2 (en) * 2022-11-02 2023-03-16 Futurewei Technologies, Inc. Device having optical see-through 3d display

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US6094181A (en) * 1998-02-02 2000-07-25 Inviso, Inc. Miniature synthesized virtual image electronic display
US20060033009A1 (en) * 2004-08-16 2006-02-16 Shuichi Kobayashi Displaying optical system and image projection apparatus
WO2006095855A1 (ja) * 2005-03-11 2006-09-14 Matsushita Electric Industrial Co., Ltd. 画像投影装置
CN101183178A (zh) * 2006-11-15 2008-05-21 精工爱普生株式会社 投影仪
CN101363967A (zh) * 2007-08-07 2009-02-11 精工爱普生株式会社 投影机及投影装置

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US4366217A (en) * 1979-10-26 1982-12-28 George Bird Motion picture film having digitally coded soundtrack and method for production thereof
EP1063554B1 (en) * 1994-12-28 2004-03-03 Seiko Epson Corporation Polarization luminaire and projector using it
US5597222A (en) * 1995-01-17 1997-01-28 Ibm Corporation Optical relay lens system for projection displays
US6870650B2 (en) * 2000-08-01 2005-03-22 Riake Corporation Illumination device and method for laser projector
US6501530B2 (en) * 2000-10-19 2002-12-31 Eastman Kodak Company Motion picture film projector illumination system for minimizing film buckle
US6747781B2 (en) * 2001-06-25 2004-06-08 Silicon Light Machines, Inc. Method, apparatus, and diffuser for reducing laser speckle
KR20040028919A (ko) * 2001-07-06 2004-04-03 익스플레이 엘티디. 영상 투사 장치 및 방법
US6594090B2 (en) 2001-08-27 2003-07-15 Eastman Kodak Company Laser projection display system
US6808269B2 (en) * 2002-01-16 2004-10-26 Eastman Kodak Company Projection apparatus using spatial light modulator
US6869185B2 (en) * 2002-10-16 2005-03-22 Eastman Kodak Company Display systems using organic laser light sources
US6974216B2 (en) * 2003-01-29 2005-12-13 Mems Optical, Inc. Autostereoscopic 3-D display
DE10356338B4 (de) 2003-11-28 2006-02-23 Jos. Schneider Optische Werke Gmbh Hoch geöffnetes Weitwinkel-Kinoprojektionsobjektiv
JP4612043B2 (ja) * 2005-03-16 2011-01-12 パナソニック株式会社 画像投影装置
EP1929365A4 (en) * 2005-09-08 2009-05-06 Noarc Llc PLAY FILM PROJECTOR WITH ELECTRODELESS LIGHT SOURCE
JP2007279204A (ja) * 2006-04-04 2007-10-25 Seiko Epson Corp プロジェクタ
JP2008224760A (ja) 2007-03-08 2008-09-25 Seiko Epson Corp プロジェクタ
JP5302512B2 (ja) * 2007-03-30 2013-10-02 日立コンシューマエレクトロニクス株式会社 光学ユニット及び映像表示装置
JP4970537B2 (ja) * 2007-05-18 2012-07-11 パナソニック株式会社 レーザプロジェクタ
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US6094181A (en) * 1998-02-02 2000-07-25 Inviso, Inc. Miniature synthesized virtual image electronic display
US20060033009A1 (en) * 2004-08-16 2006-02-16 Shuichi Kobayashi Displaying optical system and image projection apparatus
WO2006095855A1 (ja) * 2005-03-11 2006-09-14 Matsushita Electric Industrial Co., Ltd. 画像投影装置
CN101183178A (zh) * 2006-11-15 2008-05-21 精工爱普生株式会社 投影仪
CN101363967A (zh) * 2007-08-07 2009-02-11 精工爱普生株式会社 投影机及投影装置

Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107250877A (zh) * 2015-02-18 2017-10-13 图像影院国际有限公司 投影光的去斑系统
US10921608B2 (en) 2015-02-18 2021-02-16 Imax Theatres International Limited Despeckling system for projected light
CN111273256A (zh) * 2017-05-15 2020-06-12 奥斯特公司 亮度增强的光学成像发射机
US11086013B2 (en) 2017-05-15 2021-08-10 Ouster, Inc. Micro-optics for imaging module with multiple converging lenses per channel
US11131773B2 (en) 2017-05-15 2021-09-28 Ouster, Inc. Lidar unit with an optical link between controller and photosensor layer
US11150347B2 (en) 2017-05-15 2021-10-19 Ouster, Inc. Micro-optics for optical imager with non-uniform filter
US11175405B2 (en) 2017-05-15 2021-11-16 Ouster, Inc. Spinning lidar unit with micro-optics aligned behind stationary window
CN108646385A (zh) * 2018-03-20 2018-10-12 青岛海信电器股份有限公司 一种激光投影镜头
CN108761979A (zh) * 2018-03-20 2018-11-06 青岛海信电器股份有限公司 一种转继镜组

Also Published As

Publication number Publication date
WO2010134951A2 (en) 2010-11-25
EP2433173B1 (en) 2017-01-11
EP2433173A2 (en) 2012-03-28
US20100296061A1 (en) 2010-11-25
JP2012527641A (ja) 2012-11-08
WO2010134951A3 (en) 2011-02-17
JP5414891B2 (ja) 2014-02-12
US8172403B2 (en) 2012-05-08

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Application publication date: 20120815