TWI289691B - Light conducting unit, illumination apparatus, and projection type display apparatus - Google Patents

Light conducting unit, illumination apparatus, and projection type display apparatus Download PDF

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Publication number
TWI289691B
TWI289691B TW093117990A TW93117990A TWI289691B TW I289691 B TWI289691 B TW I289691B TW 093117990 A TW093117990 A TW 093117990A TW 93117990 A TW93117990 A TW 93117990A TW I289691 B TWI289691 B TW I289691B
Authority
TW
Taiwan
Prior art keywords
conducting unit
light conducting
light
type display
projection type
Prior art date
Application number
TW093117990A
Other languages
English (en)
Other versions
TW200508781A (en
Inventor
Takashi Takeda
Akira Hashimoto
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
Priority claimed from JP2003177947A external-priority patent/JP4013844B2/ja
Priority claimed from JP2003333548A external-priority patent/JP2005099468A/ja
Application filed by Seiko Epson Corp filed Critical Seiko Epson Corp
Publication of TW200508781A publication Critical patent/TW200508781A/zh
Application granted granted Critical
Publication of TWI289691B publication Critical patent/TWI289691B/zh

Links

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • 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
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S385/00—Optical waveguides
    • Y10S385/901—Illuminating or display apparatus

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Projection Apparatus (AREA)
  • Optical Elements Other Than Lenses (AREA)
TW093117990A 2003-06-23 2004-06-21 Light conducting unit, illumination apparatus, and projection type display apparatus TWI289691B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2003177947A JP4013844B2 (ja) 2003-06-23 2003-06-23 導光体、照明装置および投射型表示装置
JP2003333548A JP2005099468A (ja) 2003-09-25 2003-09-25 照明装置及びプロジェクタ

Publications (2)

Publication Number Publication Date
TW200508781A TW200508781A (en) 2005-03-01
TWI289691B true TWI289691B (en) 2007-11-11

Family

ID=33422184

Family Applications (1)

Application Number Title Priority Date Filing Date
TW093117990A TWI289691B (en) 2003-06-23 2004-06-21 Light conducting unit, illumination apparatus, and projection type display apparatus

Country Status (5)

Country Link
US (2) US20050018149A1 (zh)
EP (1) EP1491923B1 (zh)
CN (1) CN100403156C (zh)
DE (1) DE602004010573T2 (zh)
TW (1) TWI289691B (zh)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8523361B2 (en) 2010-10-27 2013-09-03 Hon Hai Precision Industry Co., Ltd. Projection device with brightness adjustment function and method thereof
TWI412872B (zh) * 2010-10-27 2013-10-21 Hon Hai Prec Ind Co Ltd 具有自動調整投影亮度功能的投影裝置及方法
TWI412866B (zh) * 2010-11-15 2013-10-21 Hon Hai Prec Ind Co Ltd 具有自動調整投影亮度功能的投影裝置及方法

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KR100531377B1 (ko) * 2003-06-30 2005-11-28 엘지전자 주식회사 적분기의 구조
KR101083789B1 (ko) * 2003-07-03 2011-11-18 톰슨 라이센싱 수 개의 광빔의 조합을 가능케 하는 조명 시스템
US7059726B2 (en) * 2004-07-02 2006-06-13 Infocus Corporation Projection apparatus with light source to output light into an integrating tunnel through a first and a second medium
JP3788622B2 (ja) * 2004-10-29 2006-06-21 シャープ株式会社 光学インテグレータ、照明装置、及び投影型画像表示装置
DE102005028671B4 (de) * 2005-06-17 2007-11-29 Carl Zeiss Jena Gmbh Verfahren zur Einstellung der Farbanteile einer Beleuchtungsanordnung
TW200700883A (en) * 2005-06-20 2007-01-01 Benq Corp Light source module of a projector and color wheel thereof
JP4797467B2 (ja) * 2005-07-04 2011-10-19 セイコーエプソン株式会社 照明装置及びプロジェクタ
JP2007329053A (ja) * 2006-06-08 2007-12-20 Casio Comput Co Ltd 光源装置及びこの光源装置を用いたプロジェクタ
JP4321580B2 (ja) * 2006-11-30 2009-08-26 セイコーエプソン株式会社 光学素子及びプロジェクタ
CN101952774B (zh) * 2008-03-06 2013-05-22 Nec显示器解决方案株式会社 投影光学系统和使用投影光学系统的投影显示单元
TWI376563B (en) * 2008-10-15 2012-11-11 Delta Electronics Inc Light uniform device and dlp projection system comprising same
US9110361B2 (en) 2010-05-28 2015-08-18 Nec Display Solutions, Ltd. Illumination optical system and projection display apparatus
US8251527B1 (en) * 2011-02-11 2012-08-28 3M Innovative Properties Company Light duct bend
US9353930B2 (en) * 2011-04-08 2016-05-31 3M Innovative Properties Company Light duct tee extractor
TWI446002B (zh) 2011-04-29 2014-07-21 Delta Electronics Inc 光源裝置
TWI447435B (zh) 2011-04-29 2014-08-01 Delta Electronics Inc 光源系統
CN103091762A (zh) * 2011-10-31 2013-05-08 深圳富泰宏精密工业有限公司 导光柱及其制造方法、应用该导光柱的便携式电子装置
US9551827B2 (en) * 2012-01-11 2017-01-24 3M Innovative Properties Company Hollow light duct bend
AT512168B1 (de) * 2012-01-30 2013-06-15 Sola Messwerkzeuge Gmbh Markierungsprojektor
TWI574044B (zh) * 2012-04-12 2017-03-11 江國慶 多光源多濾片投射裝置
US9683718B2 (en) * 2015-03-12 2017-06-20 3M Innovative Properties Company Light duct elbow for ducted illumination
JP6406093B2 (ja) * 2015-03-27 2018-10-17 セイコーエプソン株式会社 光源装置、照明装置およびプロジェクター
CN105300883A (zh) * 2015-11-05 2016-02-03 苏州威盛视信息科技有限公司 一种线性光源检测装置
CN105674212A (zh) * 2016-03-31 2016-06-15 北京小米移动软件有限公司 导光结构、指示灯结构和电子设备
CN108508689A (zh) * 2018-03-23 2018-09-07 苏州佳世达光电有限公司 集光系统及应用其的投影装置
CN111812934A (zh) * 2020-08-31 2020-10-23 南阳南方智能光电有限公司 一种单直角棱镜led微型投影照明系统

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JPS60105101A (ja) * 1983-11-10 1985-06-10 森　敬 投光器
JP3365412B2 (ja) 1993-03-16 2003-01-14 セイコーエプソン株式会社 投写型表示装置
JPH08111107A (ja) 1994-10-06 1996-04-30 Fujitsu Ltd 光源装置及び投写型表示装置
US5812713A (en) * 1995-09-20 1998-09-22 General Electric Company Optical coupling system with bend
JPH10111539A (ja) * 1996-08-12 1998-04-28 Nikon Corp 投射型表示装置
US6429906B1 (en) * 1996-08-12 2002-08-06 Nikon Corporation Projection displays with divergent chief rays at beam splitter
EP0925691B1 (en) * 1997-05-07 2002-01-23 Koninklijke Philips Electronics N.V. Image projection system
JP2000056266A (ja) 1998-08-11 2000-02-25 Sony Corp 光学装置
JP3448223B2 (ja) 1998-08-31 2003-09-22 シャープ株式会社 光源装置
US6236797B1 (en) * 1998-11-05 2001-05-22 Bridgestone Corporation Light transmitting tube
JP3298576B2 (ja) 2000-02-16 2002-07-02 セイコーエプソン株式会社 照明装置およびこれを用いた投写型表示装置
JP4352609B2 (ja) * 2000-02-25 2009-10-28 セイコーエプソン株式会社 照明装置
JP3855598B2 (ja) 2000-05-11 2006-12-13 セイコーエプソン株式会社 光スイッチングユニット、光スイッチングデバイス、光ガイド、および光スイッチングユニットの製造方法、映像表示装置
US6587269B2 (en) * 2000-08-24 2003-07-01 Cogent Light Technologies Inc. Polarization recovery system for projection displays
JP2002268008A (ja) 2001-03-13 2002-09-18 Seiko Epson Corp 照明光学系およびこれを用いたプロジェクタ
JP2002287084A (ja) * 2001-03-28 2002-10-03 Fuji Photo Optical Co Ltd 反射型液晶表示素子を用いた投写型画像表示装置
WO2002101289A2 (en) * 2001-06-11 2002-12-19 Honeywell International, Inc. Optical distribution components
KR100403599B1 (ko) * 2001-11-06 2003-10-30 삼성전자주식회사 조명계 및 이를 채용한 프로젝션 시스템
KR100839285B1 (ko) * 2002-04-23 2008-06-17 엘지전자 주식회사 컬러드럼을 이용한 투사장치
US7033056B2 (en) * 2002-05-03 2006-04-25 Projectiondesign As Multi-lamp arrangement for optical systems
US6843591B1 (en) * 2003-03-03 2005-01-18 Rockwell Collins Multiple lamp coupler
JP2004335992A (ja) * 2003-04-18 2004-11-25 Victor Co Of Japan Ltd 光源装置及びこの光源装置を適用した投射型表示装置
JP2007502453A (ja) * 2003-05-21 2007-02-08 ジェイディーエス　ユニフェイズ　コーポレーション 均一な光供給源を提供するシステムおよび方法
JP2007503625A (ja) * 2003-06-09 2007-02-22 ウェイヴィーン・インコーポレイテッド ライトパイプに基づく投影エンジン

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8523361B2 (en) 2010-10-27 2013-09-03 Hon Hai Precision Industry Co., Ltd. Projection device with brightness adjustment function and method thereof
TWI412872B (zh) * 2010-10-27 2013-10-21 Hon Hai Prec Ind Co Ltd 具有自動調整投影亮度功能的投影裝置及方法
TWI412871B (zh) * 2010-10-27 2013-10-21 Hon Hai Prec Ind Co Ltd 具有自動調整投影亮度功能的投影裝置及方法
TWI412866B (zh) * 2010-11-15 2013-10-21 Hon Hai Prec Ind Co Ltd 具有自動調整投影亮度功能的投影裝置及方法

Also Published As

Publication number Publication date
US20080239526A1 (en) 2008-10-02
EP1491923A1 (en) 2004-12-29
DE602004010573D1 (de) 2008-01-24
US7645042B2 (en) 2010-01-12
TW200508781A (en) 2005-03-01
DE602004010573T2 (de) 2008-11-27
EP1491923B1 (en) 2007-12-12
CN1573513A (zh) 2005-02-02
US20050018149A1 (en) 2005-01-27
CN100403156C (zh) 2008-07-16

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