CN102734700B - 照明装置和显示单元 - Google Patents

照明装置和显示单元 Download PDF

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Publication number
CN102734700B
CN102734700B CN201210086759.7A CN201210086759A CN102734700B CN 102734700 B CN102734700 B CN 102734700B CN 201210086759 A CN201210086759 A CN 201210086759A CN 102734700 B CN102734700 B CN 102734700B
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CN
China
Prior art keywords
frequency
optical element
light
laser
formula
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.)
Expired - Fee Related
Application number
CN201210086759.7A
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English (en)
Chinese (zh)
Other versions
CN102734700A (zh
Inventor
安井利文
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 Corp
Original Assignee
Sony 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 Sony Corp filed Critical Sony Corp
Publication of CN102734700A publication Critical patent/CN102734700A/zh
Application granted granted Critical
Publication of CN102734700B publication Critical patent/CN102734700B/zh
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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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
    • G02B27/10—Beam splitting or combining systems
    • G02B27/14—Beam splitting or combining systems operating by reflection only
    • G02B27/141—Beam splitting or combining systems operating by reflection only using dichroic mirrors
    • 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
    • G02B27/09—Beam shaping, e.g. changing the cross-sectional area, not otherwise provided for
    • G02B27/0927—Systems for changing the beam intensity distribution, e.g. Gaussian to top-hat
    • 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
    • G02B27/1006—Beam splitting or combining systems for splitting or combining different wavelengths
    • G02B27/102—Beam splitting or combining systems for splitting or combining different wavelengths for generating a colour image from monochromatic image signal sources
    • G02B27/1026—Beam splitting or combining systems for splitting or combining different wavelengths for generating a colour image from monochromatic image signal sources for use with reflective spatial light modulators
    • G02B27/1033—Beam splitting or combining systems for splitting or combining different wavelengths for generating a colour image from monochromatic image signal sources for use with reflective spatial light modulators having a single light modulator for all colour channels
    • 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
    • G02B27/42—Diffraction optics, i.e. systems including a diffractive element being designed for providing a diffractive effect
    • G02B27/4233—Diffraction optics, i.e. systems including a diffractive element being designed for providing a diffractive effect having a diffractive element [DOE] contributing to a non-imaging application
    • G02B27/425—Diffraction optics, i.e. systems including a diffractive element being designed for providing a diffractive effect having a diffractive element [DOE] contributing to a non-imaging application in illumination systems
    • 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
    • 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]
    • H04N9/3102—Projection devices for colour picture display, e.g. using electronic spatial light modulators [ESLM] using two-dimensional electronic spatial light modulators
    • H04N9/3111—Projection devices for colour picture display, e.g. using electronic spatial light modulators [ESLM] using two-dimensional electronic spatial light modulators for displaying the colours sequentially, e.g. by using sequentially activated 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]
    • H04N9/3141—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
    • G02B5/00—Optical elements other than lenses
    • G02B5/04—Prisms
    • G02B5/045—Prism arrays

Landscapes

  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Projection Apparatus (AREA)
  • Liquid Crystal (AREA)
  • Non-Portable Lighting Devices Or Systems Thereof (AREA)
CN201210086759.7A 2011-04-04 2012-03-28 照明装置和显示单元 Expired - Fee Related CN102734700B (zh)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
JP2011082888 2011-04-04
JP2011-082888 2011-04-04
JP2011154593A JP2012226292A (ja) 2011-04-04 2011-07-13 照明装置および表示装置
JP2011-154593 2011-07-13

Publications (2)

Publication Number Publication Date
CN102734700A CN102734700A (zh) 2012-10-17
CN102734700B true CN102734700B (zh) 2016-11-23

Family

ID=46926817

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201210086759.7A Expired - Fee Related CN102734700B (zh) 2011-04-04 2012-03-28 照明装置和显示单元

Country Status (3)

Country Link
US (1) US9239463B2 (enExample)
JP (1) JP2012226292A (enExample)
CN (1) CN102734700B (enExample)

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JPH0932174A (ja) * 1995-07-14 1997-02-04 Ando Corp ハーフプレキャストコンクリート板並びに同コンクリート板を用いたスラブ構造及び壁構造
JP5811807B2 (ja) * 2011-03-22 2015-11-11 ソニー株式会社 照明装置、投影型表示装置、直視型表示装置
JP6160116B2 (ja) * 2013-02-21 2017-07-12 セイコーエプソン株式会社 照明装置、及びプロジェクター
JP6171392B2 (ja) * 2013-02-25 2017-08-02 セイコーエプソン株式会社 照明装置およびプロジェクター
JP6264738B2 (ja) * 2013-03-28 2018-01-24 セイコーエプソン株式会社 照明装置及びプロジェクター
JP2017523480A (ja) * 2014-05-19 2017-08-17 エイヴギャント コーポレイション プレートを用いた画像表示装置、システム及び方法
JP6365130B2 (ja) * 2014-08-29 2018-08-01 日亜化学工業株式会社 光源装置及び該光源装置を備えたプロジェクタ
JP6693043B2 (ja) * 2014-12-26 2020-05-13 日亜化学工業株式会社 光源装置及びプロジェクタ
JP6394438B2 (ja) 2015-02-27 2018-09-26 セイコーエプソン株式会社 液晶装置及び電子機器
CN105650572A (zh) * 2016-04-05 2016-06-08 哈尔滨固泰电子有限责任公司 汽车dmd激光前照灯及照明方法
US20200192205A1 (en) * 2016-08-23 2020-06-18 Sony Corporation Illumination unit and display apparatus
CN110651219A (zh) * 2017-05-19 2020-01-03 奥林巴斯株式会社 照明装置、包括该照明装置的摄像系统、包括该摄像系统的内窥镜系统及显微镜系统
WO2018211704A1 (ja) * 2017-05-19 2018-11-22 オリンパス株式会社 照明装置、その照明装置を含む撮像システム、その撮像システムを含む内視鏡システムおよび顕微鏡システム

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1083932A (zh) * 1992-07-29 1994-03-16 德克萨斯仪器股份有限公司 应用相干光的无斑纹显示系统

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JPS5565940A (en) 1978-11-13 1980-05-17 Matsushita Electric Ind Co Ltd Laser image display device
US6594090B2 (en) * 2001-08-27 2003-07-15 Eastman Kodak Company Laser projection display system
US7646518B2 (en) * 2005-02-25 2010-01-12 Panasonic Corporation Two dimensional image forming device
JP2008134269A (ja) * 2005-03-11 2008-06-12 Matsushita Electric Ind Co Ltd 画像投影装置
US7938541B2 (en) * 2005-09-01 2011-05-10 Panasonic Corporation Laser picture formation device and color picture formation method
JP5168936B2 (ja) * 2007-02-22 2013-03-27 株式会社日立製作所 投射型表示装置及び照明装置
US8192030B2 (en) * 2007-03-19 2012-06-05 Panasonic Corporation Laser illuminating device and image display device
JP4462303B2 (ja) * 2007-08-06 2010-05-12 セイコーエプソン株式会社 画像表示装置
JP5205397B2 (ja) * 2008-02-20 2013-06-05 パナソニック株式会社 光源装置、照明装置及び画像表示装置
EP2273308A4 (en) * 2008-03-28 2014-04-02 Nec Display Solutions Ltd PROJECTION IMAGE DISPLAY UNIT
US8289818B2 (en) * 2008-12-31 2012-10-16 Infinitum Solutions, Inc. Magneto-optic write-head characterization using the recording medium as a transducer layer
JP5624475B2 (ja) * 2009-04-10 2014-11-12 パナソニック株式会社 画像表示装置
US20120044279A1 (en) * 2009-04-27 2012-02-23 Hiroshi Uchino Image Projection Apparatus and Laser Beam Projection Apparatus

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1083932A (zh) * 1992-07-29 1994-03-16 德克萨斯仪器股份有限公司 应用相干光的无斑纹显示系统

Also Published As

Publication number Publication date
CN102734700A (zh) 2012-10-17
US9239463B2 (en) 2016-01-19
JP2012226292A (ja) 2012-11-15
US20120249918A1 (en) 2012-10-04

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