WO2004051993A3 - Ausleuchtung eines projektionsapparates - Google Patents

Ausleuchtung eines projektionsapparates Download PDF

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Publication number
WO2004051993A3
WO2004051993A3 PCT/EP2003/013627 EP0313627W WO2004051993A3 WO 2004051993 A3 WO2004051993 A3 WO 2004051993A3 EP 0313627 W EP0313627 W EP 0313627W WO 2004051993 A3 WO2004051993 A3 WO 2004051993A3
Authority
WO
WIPO (PCT)
Prior art keywords
illumination
projection appliance
optimisation
appliance
projection
Prior art date
Application number
PCT/EP2003/013627
Other languages
English (en)
French (fr)
Other versions
WO2004051993A2 (de
Inventor
Harald Lang
Soeren Dambach
Original Assignee
Barco Control Rooms Gmbh
Harald Lang
Soeren Dambach
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 Barco Control Rooms Gmbh, Harald Lang, Soeren Dambach filed Critical Barco Control Rooms Gmbh
Priority to US10/536,984 priority Critical patent/US7445344B2/en
Priority to EP03812170A priority patent/EP1567912A2/de
Publication of WO2004051993A2 publication Critical patent/WO2004051993A2/de
Publication of WO2004051993A3 publication Critical patent/WO2004051993A3/de

Links

Classifications

    • 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
    • G03B21/2046—Positional adjustment of light sources
    • 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
    • G02B27/62—Optical apparatus specially adapted for adjusting optical elements during the assembly of optical systems
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B7/00—Mountings, adjusting means, or light-tight connections, for optical elements
    • G02B7/003—Alignment of optical elements
    • 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
    • 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]
    • H04N9/3102—Projection devices for colour picture display, e.g. using electronic spatial light modulators [ESLM] using two-dimensional electronic spatial light modulators
    • H04N9/3105—Projection devices for colour picture display, e.g. using electronic spatial light modulators [ESLM] using two-dimensional electronic spatial light modulators for displaying all colours simultaneously, e.g. by using two or more electronic spatial light modulators
    • H04N9/3108—Projection devices for colour picture display, e.g. using electronic spatial light modulators [ESLM] using two-dimensional electronic spatial light modulators for displaying all colours simultaneously, e.g. by using two or more electronic spatial light modulators by using a single electronic spatial light modulator
    • 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
    • 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]
    • H04N9/3191—Testing thereof
    • 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
    • G02B27/09—Beam shaping, e.g. changing the cross-sectional area, not otherwise provided for
    • G02B27/0938—Using specific optical elements
    • G02B27/0994—Fibers, light pipes

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Optics & Photonics (AREA)
  • Projection Apparatus (AREA)
  • Non-Portable Lighting Devices Or Systems Thereof (AREA)

Abstract

Zum Justieren der optischen Komponenten eines Projek­tionsapparates (1), insbesondere eines Rückprojektions­apparates einer Bildwand, wobei der Projektionsapparat (1) einen Lichtmischstab (8) umfaßt, wird vorgeschlagen, im Beleuchtungspfad des Bildgebers (11) zwischen der Lampe (3) und dem Lichtmischstab (8) einen mittels Stellmotoren (23) einstellbaren Justageumlenkspiegel (19) anzuordnen.
PCT/EP2003/013627 2002-12-04 2003-12-03 Ausleuchtung eines projektionsapparates WO2004051993A2 (de)

Priority Applications (2)

Application Number Priority Date Filing Date Title
US10/536,984 US7445344B2 (en) 2002-12-04 2003-12-03 Optimisation of the illumination of a projection appliance
EP03812170A EP1567912A2 (de) 2002-12-04 2003-12-03 Ausleuchtung eines projektionsapparates

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE10256506.6 2002-12-04
DE10256506A DE10256506B4 (de) 2002-12-04 2002-12-04 Optimierung der Ausleuchtung eines Projektionsapparates

Publications (2)

Publication Number Publication Date
WO2004051993A2 WO2004051993A2 (de) 2004-06-17
WO2004051993A3 true WO2004051993A3 (de) 2004-07-08

Family

ID=32403690

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/EP2003/013627 WO2004051993A2 (de) 2002-12-04 2003-12-03 Ausleuchtung eines projektionsapparates

Country Status (4)

Country Link
US (1) US7445344B2 (de)
EP (1) EP1567912A2 (de)
DE (1) DE10256506B4 (de)
WO (1) WO2004051993A2 (de)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10256506B4 (de) 2002-12-04 2005-03-10 Barco Control Rooms Gmbh Optimierung der Ausleuchtung eines Projektionsapparates
KR20050010495A (ko) * 2003-07-16 2005-01-27 톰슨 라이센싱 소시에떼 아노님 프로젝션 디스플레이 장치
EP1662313A3 (de) * 2004-11-30 2006-10-25 Barco N.V. Verbesserter Aufbau für einen Projektor
EP1771010A1 (de) * 2005-09-29 2007-04-04 Barco, naamloze vennootschap. Digitales Videoprojektionsgerät
JP4553012B2 (ja) * 2008-01-11 2010-09-29 セイコーエプソン株式会社 プロジェクタ
US8391634B1 (en) 2009-04-28 2013-03-05 Google Inc. Illumination estimation for images
CN102667579A (zh) * 2009-09-15 2012-09-12 恩迪斯外科影像有限公司 用于图像的修正、测量和显示的方法和系统
US8952980B2 (en) 2010-08-09 2015-02-10 Gsi Group, Inc. Electronic color and luminance modification
US8798393B2 (en) * 2010-12-01 2014-08-05 Google Inc. Removing illumination variation from images
US9215432B1 (en) 2011-06-16 2015-12-15 The Boeing Company Systems and methods for calibrating and aligning displays
US10151445B2 (en) * 2014-03-10 2018-12-11 The Boeing Company Light assembly having light homogenizer
CN210776142U (zh) * 2019-08-30 2020-06-16 中强光电股份有限公司 投影装置
CN115427865A (zh) * 2020-04-23 2022-12-02 杜比实验室特许公司 具有可调角度照明的投影系统和方法

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5884991A (en) * 1997-02-18 1999-03-23 Torch Technologies Llc LCD projection system with polarization doubler
US5897192A (en) * 1994-04-18 1999-04-27 Seufert; Heinz Rear projection module
DE19824917A1 (de) * 1998-06-04 1999-12-09 Heinz Seufert Verfahren und Vorrichtung zum Justieren von Rückprojektionsapparaten
DE10103099A1 (de) * 2001-01-24 2002-08-08 Zeiss Carl Jena Gmbh Lichtmischstab und Verwendung eines solchen Lichtmischstabes bei einer Optikvorrichtung mit einer zu beleuchtenden Fläche

Family Cites Families (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3316032A1 (de) * 1983-05-03 1984-11-08 Demolux Gmbh & Co Kg, 6070 Langen Projektor
DE8617601U1 (de) * 1986-07-02 1986-08-21 Reflecta GmbH Foto Film Projektion i.K., 91126 Schwabach Diaprojektor
US5079544A (en) * 1989-02-27 1992-01-07 Texas Instruments Incorporated Standard independent digitized video system
JPH066340Y2 (ja) * 1989-12-28 1994-02-16 ニポックス株式会社 オーバーヘッド・プロジェクタ
DE4006189A1 (de) * 1990-02-28 1991-09-12 Bke Bildtechnisches Konstrukti Video-projektionsmodule
US5442484A (en) * 1992-01-06 1995-08-15 Mitsubishi Denki Kabushiki Kaisha Retro-focus type lens and projection-type display apparatus
US5379083A (en) * 1994-02-15 1995-01-03 Raychem Corporation Projector
US5625738A (en) * 1994-06-28 1997-04-29 Corning Incorporated Apparatus for uniformly illuminating a light valve
DE19819245C1 (de) * 1998-04-29 1999-06-10 Zeiss Carl Jena Gmbh Vorrichtung mit einem Objektiv zum Abbilden
JP3907799B2 (ja) * 1997-09-26 2007-04-18 フジノン株式会社 液晶プロジェクタ
US6422704B1 (en) * 1998-06-26 2002-07-23 Matsushita Electric Industrial Co., Ltd. Projector that automatically adjusts the projection parameters
DE19851000C2 (de) * 1998-11-05 2001-07-26 Dornier Gmbh Projektionsanordnung
EP1085367A4 (de) * 1999-03-31 2003-08-27 Matsushita Electric Ind Co Ltd Lichtbrunnen, ajustiervorrichtung und produktionsverfahren dazu und belichtungs- und projektionsvorrichtung versehen mit solchem lichtbrunnen
JP3298577B2 (ja) * 2000-02-16 2002-07-02 セイコーエプソン株式会社 プロジェクタ
JP4769369B2 (ja) * 2000-05-29 2011-09-07 キヤノン株式会社 プロジェクション装置
DE10041896B4 (de) * 2000-08-25 2005-07-21 Carl Zeiss Jena Gmbh Projektionsanordnung zum Projizieren eines Bildes auf eine Projektionsfläche
JP4096505B2 (ja) * 2000-09-19 2008-06-04 セイコーエプソン株式会社 プロジェクタ
US6788469B2 (en) * 2000-12-30 2004-09-07 Texas Instruments Incorporated Automated lamp focus
DE10256506B4 (de) 2002-12-04 2005-03-10 Barco Control Rooms Gmbh Optimierung der Ausleuchtung eines Projektionsapparates

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5897192A (en) * 1994-04-18 1999-04-27 Seufert; Heinz Rear projection module
US5884991A (en) * 1997-02-18 1999-03-23 Torch Technologies Llc LCD projection system with polarization doubler
DE19824917A1 (de) * 1998-06-04 1999-12-09 Heinz Seufert Verfahren und Vorrichtung zum Justieren von Rückprojektionsapparaten
DE10103099A1 (de) * 2001-01-24 2002-08-08 Zeiss Carl Jena Gmbh Lichtmischstab und Verwendung eines solchen Lichtmischstabes bei einer Optikvorrichtung mit einer zu beleuchtenden Fläche

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of EP1567912A2 *

Also Published As

Publication number Publication date
DE10256506B4 (de) 2005-03-10
US7445344B2 (en) 2008-11-04
EP1567912A2 (de) 2005-08-31
DE10256506A1 (de) 2004-07-08
WO2004051993A2 (de) 2004-06-17
US20060256295A1 (en) 2006-11-16

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