DE69319009D1 - Optisches Beleuchtungssystem und damit versehener Projektor - Google Patents

Optisches Beleuchtungssystem und damit versehener Projektor

Info

Publication number
DE69319009D1
DE69319009D1 DE69319009T DE69319009T DE69319009D1 DE 69319009 D1 DE69319009 D1 DE 69319009D1 DE 69319009 T DE69319009 T DE 69319009T DE 69319009 T DE69319009 T DE 69319009T DE 69319009 D1 DE69319009 D1 DE 69319009D1
Authority
DE
Germany
Prior art keywords
lighting system
optical lighting
projector provided
projector
optical
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
DE69319009T
Other languages
English (en)
Other versions
DE69319009T2 (de
Inventor
Kazumi Kimura
Hideaki Mitsutake
Kohtaro Yano
Shigeru Kawasaki
Junko Kuramochi
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.)
Canon Inc
Original Assignee
Canon Inc
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 Canon Inc filed Critical Canon Inc
Publication of DE69319009D1 publication Critical patent/DE69319009D1/de
Application granted granted Critical
Publication of DE69319009T2 publication Critical patent/DE69319009T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • 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
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V13/00—Producing particular characteristics or distribution of the light emitted by means of a combination of elements specified in two or more of main groups F21V1/00 - F21V11/00
    • F21V13/02—Combinations of only two kinds of elements
    • F21V13/04—Combinations of only two kinds of elements the elements being reflectors and refractors
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V7/00—Reflectors for light sources
    • F21V7/04—Optical design
    • F21V7/09—Optical design with a combination of different curvatures
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B19/00—Condensers, e.g. light collectors or similar non-imaging optics
    • G02B19/0004—Condensers, e.g. light collectors or similar non-imaging optics characterised by the optical means employed
    • G02B19/0019—Condensers, e.g. light collectors or similar non-imaging optics characterised by the optical means employed having reflective surfaces only (e.g. louvre systems, systems with multiple planar reflectors)
    • G02B19/0023—Condensers, e.g. light collectors or similar non-imaging optics characterised by the optical means employed having reflective surfaces only (e.g. louvre systems, systems with multiple planar reflectors) at least one surface having optical power
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B19/00—Condensers, e.g. light collectors or similar non-imaging optics
    • G02B19/0004—Condensers, e.g. light collectors or similar non-imaging optics characterised by the optical means employed
    • G02B19/0028—Condensers, e.g. light collectors or similar non-imaging optics characterised by the optical means employed refractive and reflective surfaces, e.g. non-imaging catadioptric systems
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B19/00—Condensers, e.g. light collectors or similar non-imaging optics
    • G02B19/0033—Condensers, e.g. light collectors or similar non-imaging optics characterised by the use
    • G02B19/0047—Condensers, e.g. light collectors or similar non-imaging optics characterised by the use for use with a light source
    • 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
    • G03B21/2066—Reflectors in illumination beam
DE69319009T 1992-03-18 1993-03-17 Optisches Beleuchtungssystem und damit versehener Projektor Expired - Fee Related DE69319009T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP4062293A JPH05264904A (ja) 1992-03-18 1992-03-18 照明光学系および該照明光学系を用いた投写型画像表示装置

Publications (2)

Publication Number Publication Date
DE69319009D1 true DE69319009D1 (de) 1998-07-16
DE69319009T2 DE69319009T2 (de) 1998-12-17

Family

ID=13195929

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69319009T Expired - Fee Related DE69319009T2 (de) 1992-03-18 1993-03-17 Optisches Beleuchtungssystem und damit versehener Projektor

Country Status (4)

Country Link
US (2) US5833341A (de)
EP (1) EP0561388B1 (de)
JP (1) JPH05264904A (de)
DE (1) DE69319009T2 (de)

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US5934779A (en) * 1996-07-26 1999-08-10 Eastman Kodak Company Reflector and a reflector/light source system
US5975703A (en) * 1996-09-30 1999-11-02 Digital Optics International Image projection system
JP2000504440A (ja) * 1996-11-25 2000-04-11 コーニンクレッカ フィリップス エレクトロニクス エヌ ヴィ 画像投射モジュール及びこのモジュールが設けられている画像投射装置
JPH10268449A (ja) * 1997-03-24 1998-10-09 Fuji Photo Optical Co Ltd 照明光学系およびこの光学系を用いた投射光学系
JP3635867B2 (ja) * 1997-06-03 2005-04-06 株式会社日立製作所 投射型液晶表示装置
JP3792883B2 (ja) * 1998-03-20 2006-07-05 株式会社東芝 照明装置およびこれを用いた投射型表示装置
JP4355381B2 (ja) * 1998-10-29 2009-10-28 キヤノン株式会社 照明装置およびそれを用いた投射型表示装置
US6634759B1 (en) * 2000-03-27 2003-10-21 Cogent Light Technologies, Inc. Coupling of light from a light source to a target using dual ellipsoidal reflectors
US7513630B2 (en) * 2000-03-27 2009-04-07 Wavien, Inc. Compact dual ellipsoidal reflector (DER) system having two molded ellipsoidal modules such that a radiation receiving module reflects a portion of rays to an opening in the other module
US7631989B2 (en) * 2000-03-27 2009-12-15 Wavien, Inc. Dual paraboloid reflector and dual ellipsoid reflector systems with optimized magnification
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EP1918773A1 (de) * 2001-04-25 2008-05-07 Wavien, Inc. Lichtwiederherstellung für Projektionsdisplays
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US6836576B2 (en) * 2002-02-08 2004-12-28 Wavien, Inc. Polarization recovery system using light pipes
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DE10256271A1 (de) * 2002-12-03 2004-06-24 Carl Zeiss Jena Gmbh Beleuchtungsanordnung
TWI289708B (en) 2002-12-25 2007-11-11 Qualcomm Mems Technologies Inc Optical interference type color display
JP4086664B2 (ja) * 2003-01-07 2008-05-14 三菱電機株式会社 照明光学系構造及び投写型表示装置
TWI234686B (en) * 2003-01-30 2005-06-21 Delta Electronics Inc Illumination system for a projector
ITRM20030271A1 (it) * 2003-05-30 2004-11-30 Sisti Lighting S P A De Dispositivo per la regolazione dell'intensita' luminosa per proiettori con lampade a scarica.
US7342705B2 (en) 2004-02-03 2008-03-11 Idc, Llc Spatial light modulator with integrated optical compensation structure
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EP1582857A1 (de) * 2004-04-02 2005-10-05 Siemens Building Technologies AG Photoakustischer Gassensor mit einer Strahleranordnung mit einem Reflektor, und Verfahren zur Optimierung der Kontur des Reflektors
US7178948B2 (en) * 2004-08-17 2007-02-20 Hewlett-Packard Development Company, L.P. Light collection system
US7630123B2 (en) * 2004-09-27 2009-12-08 Qualcomm Mems Technologies, Inc. Method and device for compensating for color shift as a function of angle of view
KR100644632B1 (ko) * 2004-10-01 2006-11-10 삼성전자주식회사 Ｌｅｄ를 채용한 조명유닛 및 이를 채용한 화상투사장치
EP1911063A1 (de) * 2005-07-20 2008-04-16 Koninklijke Philips Electronics N.V. Beleuchtungseinheit
TWI285785B (en) * 2005-11-23 2007-08-21 Benq Corp Light source apparatus for optical projection system
EP2366943B1 (de) 2006-10-06 2013-04-17 Qualcomm Mems Technologies, Inc. Beleuchtungseinrichtung einer Anzeigevorrichtung mit darin integrierter Struktur zur Erzeugung optischer Verluste
EP1943551A2 (de) 2006-10-06 2008-07-16 Qualcomm Mems Technologies, Inc. Lichtführung
EP1946162A2 (de) 2006-10-10 2008-07-23 Qualcomm Mems Technologies, Inc Anzeigevorrichtung mit diffraktiver optik
DE102007061304B4 (de) * 2006-12-19 2010-09-02 Koito Manufacturing Co., Ltd. Fahrzeugleuchte
KR20080106760A (ko) * 2007-06-04 2008-12-09 삼성전자주식회사 광원유닛 및 이를 갖는 영상투사장치
ATE551717T1 (de) * 2007-11-06 2012-04-15 Koninkl Philips Electronics Nv Beleuchtungssystem, hochdruckentladungslampe und bildprojektionssystem
US8068710B2 (en) 2007-12-07 2011-11-29 Qualcomm Mems Technologies, Inc. Decoupled holographic film and diffuser
CN101206390A (zh) * 2007-12-25 2008-06-25 方恒 一种长焦距大功率光学投影机
US8721149B2 (en) 2008-01-30 2014-05-13 Qualcomm Mems Technologies, Inc. Illumination device having a tapered light guide
US8348489B2 (en) 2008-01-30 2013-01-08 Qualcomm Mems Technologies, Inc. Thin illumination system
US9121979B2 (en) 2009-05-29 2015-09-01 Qualcomm Mems Technologies, Inc. Illumination devices and methods of fabrication thereof
CN101975985A (zh) * 2010-09-30 2011-02-16 沈阳仪表科学研究院 一种椭球/球面组合光学系统
US8902484B2 (en) 2010-12-15 2014-12-02 Qualcomm Mems Technologies, Inc. Holographic brightness enhancement film
TWM464609U (zh) * 2013-01-18 2013-11-01 xiao-ming Jin 反射式光電材料組合照明裝置
JP5975012B2 (ja) * 2013-11-19 2016-08-23 株式会社リコー 画像投射装置
KR102180963B1 (ko) * 2014-04-28 2020-11-20 삼성디스플레이 주식회사 광 조사 장치
GB2590433B (en) 2019-12-17 2023-09-27 Forge Europa Luminaire

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Also Published As

Publication number Publication date
DE69319009T2 (de) 1998-12-17
EP0561388B1 (de) 1998-06-10
EP0561388A1 (de) 1993-09-22
US5833341A (en) 1998-11-10
US5749642A (en) 1998-05-12
JPH05264904A (ja) 1993-10-15

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee