TWI266929B - Lighting device and projection type display device - Google Patents

Lighting device and projection type display device

Info

Publication number
TWI266929B
TWI266929B TW094102523A TW94102523A TWI266929B TW I266929 B TWI266929 B TW I266929B TW 094102523 A TW094102523 A TW 094102523A TW 94102523 A TW94102523 A TW 94102523A TW I266929 B TWI266929 B TW I266929B
Authority
TW
Taiwan
Prior art keywords
light
display device
projection type
illuminator
type display
Prior art date
Application number
TW094102523A
Other languages
English (en)
Other versions
TW200528828A (en
Inventor
Takayuki Matsubara
Masatoshi Yonekubo
Original Assignee
Seiko Epson 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 Seiko Epson Corp filed Critical Seiko Epson Corp
Publication of TW200528828A publication Critical patent/TW200528828A/zh
Application granted granted Critical
Publication of TWI266929B publication Critical patent/TWI266929B/zh

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
    • G02B27/18—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00 for optical projection, e.g. combination of mirror and condenser and objective
    • 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
    • G02B27/0938—Using specific optical elements
    • G02B27/0994—Fibers, light pipes
    • 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
    • G02B27/1046—Beam splitting or combining systems for splitting or combining different wavelengths for generating a colour image from monochromatic image signal sources for use with transmissive spatial light modulators
    • 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
    • G02B27/149—Beam splitting or combining systems operating by reflection only using crossed beamsplitting surfaces, e.g. cross-dichroic cubes or X-cubes
    • 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
    • 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
    • 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
    • G03B21/2073—Polarisers in the lamp house
    • 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

Landscapes

  • 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)
  • Non-Portable Lighting Devices Or Systems Thereof (AREA)
TW094102523A 2004-02-23 2005-01-27 Lighting device and projection type display device TWI266929B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2004046156A JP4144532B2 (ja) 2004-02-23 2004-02-23 照明装置および投射型表示装置

Publications (2)

Publication Number Publication Date
TW200528828A TW200528828A (en) 2005-09-01
TWI266929B true TWI266929B (en) 2006-11-21

Family

ID=34858131

Family Applications (1)

Application Number Title Priority Date Filing Date
TW094102523A TWI266929B (en) 2004-02-23 2005-01-27 Lighting device and projection type display device

Country Status (5)

Country Link
US (1) US20050185140A1 (zh)
JP (1) JP4144532B2 (zh)
KR (1) KR100709844B1 (zh)
CN (1) CN100470361C (zh)
TW (1) TWI266929B (zh)

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US20060232750A1 (en) * 2005-04-14 2006-10-19 Sanyo Electric Co., Ltd. Optical member and illuminating device
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US7540616B2 (en) * 2005-12-23 2009-06-02 3M Innovative Properties Company Polarized, multicolor LED-based illumination source
US20070165186A1 (en) * 2006-01-13 2007-07-19 Copner Nigel J Light source system and an image projection system
CN101371070B (zh) * 2006-01-19 2011-06-08 松下电器产业株式会社 照明装置及使用它的投射型显示装置
JP2007288169A (ja) * 2006-03-24 2007-11-01 Ricoh Co Ltd 光学素子、照明装置および画像表示装置
CN101078470B (zh) * 2006-05-26 2010-12-08 曹嘉灿 光源照明装置
KR101717891B1 (ko) * 2006-06-13 2017-03-17 미도우스타 엔터프라이즈스, 엘티디. 광원의 휘도를 증가시키기 위해 광을 재활용하는 조명 시스템 및 방법
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JP5601097B2 (ja) * 2010-09-01 2014-10-08 株式会社リコー 照射用装置およびプロジェクタ装置
EP2466375B1 (en) * 2010-12-17 2019-12-25 Maxell, Ltd. Light Source Apparatus
TWI519824B (zh) 2011-03-25 2016-02-01 銘異科技股份有限公司 混光方法、混光裝置以及應用該混光裝置之小型投影系統
JP5953835B2 (ja) * 2011-09-07 2016-07-20 セイコーエプソン株式会社 プロジェクター
JP2013105627A (ja) * 2011-11-14 2013-05-30 Asahi Glass Co Ltd 光源装置
CN102636877A (zh) * 2012-05-11 2012-08-15 中国工程物理研究院激光聚变研究中心 一种提高液晶光阀光束整形器性能的方法
JP2014002212A (ja) * 2012-06-15 2014-01-09 Ushio Inc 光照射装置、露光装置
JP6051648B2 (ja) * 2012-07-23 2016-12-27 セイコーエプソン株式会社 プロジェクター、およびその制御方法
JP2014126604A (ja) * 2012-12-25 2014-07-07 Ricoh Co Ltd 光源装置、照明光学系及び画像表示装置
KR20150094403A (ko) 2014-02-11 2015-08-19 삼성전자주식회사 조명용 로드 렌즈 및 조명용 로드 렌즈를 포함하는 조명 장치
US9632224B2 (en) * 2014-06-25 2017-04-25 Moxtek, Inc. Broadband, selectively-absorptive wire grid polarizer
CN105527787B (zh) * 2014-09-29 2020-08-25 深圳光峰科技股份有限公司 发光装置、光源系统和投影系统
JP6315720B2 (ja) * 2016-08-10 2018-04-25 横浜リーディングデザイン合資会社 露光照明装置

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Also Published As

Publication number Publication date
JP2005234440A (ja) 2005-09-02
CN1661462A (zh) 2005-08-31
JP4144532B2 (ja) 2008-09-03
US20050185140A1 (en) 2005-08-25
KR20060043062A (ko) 2006-05-15
KR100709844B1 (ko) 2007-04-23
TW200528828A (en) 2005-09-01
CN100470361C (zh) 2009-03-18

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Legal Events

Date Code Title Description
MM4A Annulment or lapse of patent due to non-payment of fees