DE602004017188D1 - Projektor mit abgedichtetem lichtventil - Google Patents

Projektor mit abgedichtetem lichtventil

Info

Publication number
DE602004017188D1
DE602004017188D1 DE602004017188T DE602004017188T DE602004017188D1 DE 602004017188 D1 DE602004017188 D1 DE 602004017188D1 DE 602004017188 T DE602004017188 T DE 602004017188T DE 602004017188 T DE602004017188 T DE 602004017188T DE 602004017188 D1 DE602004017188 D1 DE 602004017188D1
Authority
DE
Germany
Prior art keywords
projector
light valve
prism
sealed light
light
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.)
Active
Application number
DE602004017188T
Other languages
English (en)
Inventor
Jim W Ellis
Richard Matthews
Lloyd F Holland
George P Pinho
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.)
Christie Digital Systems USA Inc
Original Assignee
Christie Digital Systems USA 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 Christie Digital Systems USA Inc filed Critical Christie Digital Systems USA Inc
Publication of DE602004017188D1 publication Critical patent/DE602004017188D1/de
Anticipated expiration legal-status Critical
Active legal-status Critical Current

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
    • G03B21/16—Cooling; Preventing overheating

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Projection Apparatus (AREA)
  • Devices For Indicating Variable Information By Combining Individual Elements (AREA)
DE602004017188T 2003-08-14 2004-08-16 Projektor mit abgedichtetem lichtventil Active DE602004017188D1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US10/640,652 US7152979B2 (en) 2003-08-14 2003-08-14 Projector with sealed light valve
PCT/CA2004/001514 WO2005017615A1 (en) 2003-08-14 2004-08-16 Projector with sealed light valve

Publications (1)

Publication Number Publication Date
DE602004017188D1 true DE602004017188D1 (de) 2008-11-27

Family

ID=34193599

Family Applications (1)

Application Number Title Priority Date Filing Date
DE602004017188T Active DE602004017188D1 (de) 2003-08-14 2004-08-16 Projektor mit abgedichtetem lichtventil

Country Status (6)

Country Link
US (2) US7152979B2 (de)
EP (1) EP1654590B1 (de)
JP (1) JP5004583B2 (de)
AT (1) ATE411546T1 (de)
DE (1) DE602004017188D1 (de)
WO (1) WO2005017615A1 (de)

Families Citing this family (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2006251584A (ja) * 2005-03-14 2006-09-21 Funai Electric Co Ltd プロジェクタエンジン部構造
KR100688978B1 (ko) * 2005-04-21 2007-03-08 삼성전자주식회사 영상투사장치
KR100628726B1 (ko) * 2005-07-26 2006-09-28 삼성전자주식회사 영상투사장치
TW200728830A (en) * 2005-10-18 2007-08-01 Jds Uniphase Corp Electronically compensated LCD assembly
US7686453B2 (en) * 2005-12-19 2010-03-30 3M Innovative Properties Company High contrast liquid crystal display and projection system using same
US7475991B2 (en) * 2005-12-22 2009-01-13 3M Innovative Properties Company Polarizing beamsplitter assembly
US7673993B2 (en) * 2005-12-22 2010-03-09 3M Innovative Properties Company Projection system using reflective polarizers
JP4914077B2 (ja) * 2006-02-07 2012-04-11 キヤノン株式会社 投射型画像表示装置
US20070195257A1 (en) * 2006-02-21 2007-08-23 Jds Uniphase Corporation LC imager panel assembly
TW200734795A (en) * 2006-03-09 2007-09-16 Benq Corp Projection device capable of detecting the timing for replacing filters and detecting method thereof
JP5023592B2 (ja) * 2006-07-24 2012-09-12 カシオ計算機株式会社 ズームレンズ及びプロジェクタ装置
JP4983126B2 (ja) * 2006-07-24 2012-07-25 カシオ計算機株式会社 ズームレンズ及びプロジェクタ装置
JP4983127B2 (ja) * 2006-07-24 2012-07-25 カシオ計算機株式会社 ズームレンズ及びプロジェクタ装置
JP4193887B2 (ja) * 2006-07-31 2008-12-10 カシオ計算機株式会社 ズームレンズ及びプロジェクタ装置
US20100328619A1 (en) * 2009-06-24 2010-12-30 Harland Mark A Cooling cell for light modulator
US8888295B2 (en) * 2012-07-02 2014-11-18 Disney Enterprises, Inc. Reflective surface tensioning and cleaning system for pepper's ghost illusion
US9885944B2 (en) 2013-05-30 2018-02-06 Konica Minolta, Inc. Image display element holding mechanism, prism unit, and projector
US9625732B1 (en) 2016-01-26 2017-04-18 Disney Enterprises, Inc. Reflective surface tensioning system for Pepper's ghost illusion
CN208737192U (zh) * 2016-08-31 2019-04-12 Nec显示器解决方案株式会社 投影仪
JP6828769B2 (ja) * 2019-05-27 2021-02-10 セイコーエプソン株式会社 プロジェクター
JP6962354B2 (ja) * 2019-10-11 2021-11-05 セイコーエプソン株式会社 プロジェクター
CN211348977U (zh) * 2020-02-07 2020-08-25 中强光电股份有限公司 光机模块与投影机

Family Cites Families (27)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH07152009A (ja) * 1993-11-26 1995-06-16 Sanyo Electric Co Ltd 液晶プロジェクタ
JP3277508B2 (ja) * 1995-03-30 2002-04-22 セイコーエプソン株式会社 投写型表示装置
JP2917956B2 (ja) * 1997-02-28 1999-07-12 日本電気株式会社 映像投射装置
US6375328B2 (en) * 1997-05-20 2002-04-23 Seiko Epson Corporation Optical modulation element and projector
US6394608B1 (en) * 1997-06-20 2002-05-28 Hitachi, Ltd. Display device and display optical system unit
JP3319996B2 (ja) * 1997-10-20 2002-09-03 株式会社日立製作所 映像表示機構及び映像表示装置
JPH11133389A (ja) * 1997-10-27 1999-05-21 Canon Inc 投射型液晶表示装置
JPH11174407A (ja) * 1997-12-05 1999-07-02 Canon Inc 投影装置
JP2000122024A (ja) * 1998-10-20 2000-04-28 Fujitsu General Ltd 液晶プロジェクタ
TW403854B (en) * 1998-11-10 2000-09-01 Seiko Epson Corp Projection type display device
JP2000231154A (ja) * 1999-02-10 2000-08-22 Hitachi Ltd 表示装置及び表示光学系部
JP3610813B2 (ja) * 1999-03-04 2005-01-19 セイコーエプソン株式会社 投写型表示装置
JP2000321669A (ja) * 1999-05-13 2000-11-24 Sony Corp 画像表示装置および方法
JP2001318361A (ja) * 2000-05-11 2001-11-16 Seiko Epson Corp 光変調装置およびこれを用いたプロジェクタ
JP2002006283A (ja) * 2000-06-27 2002-01-09 Toshiba Corp 液晶プロジェクター装置
EP1193982A1 (de) * 2000-09-20 2002-04-03 Barco N.V. Projektor mit einem Kühlsystem für die Lichtmodulatoren
US6935753B2 (en) * 2001-01-15 2005-08-30 Seiko Epson Corporation Projector
JP2002244214A (ja) * 2001-02-20 2002-08-30 Seiko Epson Corp プロジェクタ
JP3467697B2 (ja) * 2001-05-16 2003-11-17 セイコーエプソン株式会社 電気光学装置の冷却装置およびプロジェクタ
JP4796709B2 (ja) * 2001-05-25 2011-10-19 Ｎｅｃディスプレイソリューションズ株式会社 液晶プロジェクタ
JP4194256B2 (ja) * 2001-05-29 2008-12-10 株式会社東芝 液晶投射型表示装置
JP4124994B2 (ja) * 2001-10-30 2008-07-23 キヤノン株式会社 色分解合成光学系、画像表示光学系、投射型画像表示装置および偏光分離光学系
JP4321097B2 (ja) * 2002-06-12 2009-08-26 株式会社ニコン 投写型表示装置及び光学部品
US6844993B2 (en) * 2002-06-19 2005-01-18 Seiko Epson Corporation Optical device and projector having the optical device
DE10248849A1 (de) * 2002-10-19 2004-04-29 Carl Zeiss Smt Ag Vorrichtung zur Aufnahme eines Strahlteilerelements
TW587177B (en) * 2002-12-31 2004-05-11 Ind Tech Res Inst Near-field optical object lens
US7118222B2 (en) * 2003-05-12 2006-10-10 Seiko Epson Corporation Optical device and protector

Also Published As

Publication number Publication date
EP1654590A4 (de) 2006-09-20
US7152979B2 (en) 2006-12-26
EP1654590B1 (de) 2008-10-15
JP5004583B2 (ja) 2012-08-22
EP1654590A1 (de) 2006-05-10
WO2005017615A1 (en) 2005-02-24
JP2007502439A (ja) 2007-02-08
US20050122482A1 (en) 2005-06-09
ATE411546T1 (de) 2008-10-15
US20070008497A1 (en) 2007-01-11
WO2005017615B1 (en) 2005-05-19

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition