JP2005283663A5 - - Google Patents

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Publication number
JP2005283663A5
JP2005283663A5 JP2004093568A JP2004093568A JP2005283663A5 JP 2005283663 A5 JP2005283663 A5 JP 2005283663A5 JP 2004093568 A JP2004093568 A JP 2004093568A JP 2004093568 A JP2004093568 A JP 2004093568A JP 2005283663 A5 JP2005283663 A5 JP 2005283663A5
Authority
JP
Japan
Prior art keywords
optical
color light
reflective
curved surface
projection lens
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.)
Pending
Application number
JP2004093568A
Other languages
English (en)
Japanese (ja)
Other versions
JP2005283663A (ja
Filing date
Publication date
Application filed filed Critical
Priority to JP2004093568A priority Critical patent/JP2005283663A/ja
Priority claimed from JP2004093568A external-priority patent/JP2005283663A/ja
Priority to US11/086,967 priority patent/US7287861B2/en
Publication of JP2005283663A publication Critical patent/JP2005283663A/ja
Publication of JP2005283663A5 publication Critical patent/JP2005283663A5/ja
Pending legal-status Critical Current

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JP2004093568A 2004-03-26 2004-03-26 表示光学系および画像投射装置 Pending JP2005283663A (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP2004093568A JP2005283663A (ja) 2004-03-26 2004-03-26 表示光学系および画像投射装置
US11/086,967 US7287861B2 (en) 2004-03-26 2005-03-22 Display optical system and image projector

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2004093568A JP2005283663A (ja) 2004-03-26 2004-03-26 表示光学系および画像投射装置

Publications (2)

Publication Number Publication Date
JP2005283663A JP2005283663A (ja) 2005-10-13
JP2005283663A5 true JP2005283663A5 (https=) 2010-04-30

Family

ID=34989404

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2004093568A Pending JP2005283663A (ja) 2004-03-26 2004-03-26 表示光学系および画像投射装置

Country Status (2)

Country Link
US (1) US7287861B2 (https=)
JP (1) JP2005283663A (https=)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1480075B1 (en) * 2002-10-31 2009-02-04 Seiko Epson Corporation Projector
US7317576B2 (en) * 2006-04-21 2008-01-08 Cpfilms, Inc. Dichroic filters on flexible polymer film substrates
US7901083B2 (en) * 2006-07-31 2011-03-08 3M Innovative Properties Company Optical projection subsystem
US8075140B2 (en) 2006-07-31 2011-12-13 3M Innovative Properties Company LED illumination system with polarization recycling
EP2372797A3 (en) 2006-07-31 2017-01-18 3M Innovative Properties Co. Light emitting diode source with hollow collection lens
US20080036972A1 (en) * 2006-07-31 2008-02-14 3M Innovative Properties Company Led mosaic
JP5164421B2 (ja) * 2007-04-24 2013-03-21 キヤノン株式会社 色分解合成光学系およびそれを用いた画像投影装置
JP2010204333A (ja) 2009-03-03 2010-09-16 Seiko Epson Corp プロジェクター
US8328365B2 (en) 2009-04-30 2012-12-11 Hewlett-Packard Development Company, L.P. Mesh for mapping domains based on regularized fiducial marks
JP5947479B2 (ja) 2010-07-26 2016-07-06 キヤノン株式会社 投射型表示装置
US9762688B2 (en) 2014-10-31 2017-09-12 The Nielsen Company (Us), Llc Methods and apparatus to improve usage crediting in mobile devices
DE102023107977A1 (de) * 2023-03-29 2024-10-02 tooz technologies GmbH Anzeigevorrichtung

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH08201756A (ja) 1995-01-26 1996-08-09 Sharp Corp 液晶プロジェクター
JP3575234B2 (ja) * 1997-07-15 2004-10-13 セイコーエプソン株式会社 ダイクロイックプリズムおよび投写型表示装置
US6247816B1 (en) * 1997-08-07 2001-06-19 International Business Machines Corporation Optical system for projection displays using spatial light modulators
JPH11231218A (ja) 1998-02-18 1999-08-27 Nitto Kogaku Kk 投写用ズームレンズおよびプロジェクタ装置
JP3959878B2 (ja) * 1998-04-08 2007-08-15 セイコーエプソン株式会社 光選択プリズムの製造方法
JP2001066694A (ja) * 1999-08-27 2001-03-16 Hitachi Ltd 色合成プリズム及びその製造方法並びに投射型表示装置
JP2001066695A (ja) * 1999-08-31 2001-03-16 Fuji Photo Optical Co Ltd プロジェクタ装置
EP1143744B1 (en) * 2000-03-17 2008-09-24 Hitachi, Ltd. Image display device
JP2002006298A (ja) * 2000-06-26 2002-01-09 Cosina Co Ltd 投射型カラー画像表示装置
JP4579384B2 (ja) * 2000-08-09 2010-11-10 キヤノン株式会社 色合成光学系、および該色合成光学系を有する投写型表示装置
JP3958008B2 (ja) * 2001-10-01 2007-08-15 キヤノン株式会社 画像表示光学系および投射型画像表示装置
US6652103B2 (en) * 2001-12-10 2003-11-25 Chunghwa Picture Tubes, Ltd. Reflective-type liquid crystal projection system
US6672724B1 (en) * 2001-12-27 2004-01-06 Infocus Corporation Projection system with integrated optical device
JP2003233124A (ja) * 2002-02-13 2003-08-22 Minolta Co Ltd プロジェクション光学系
US6839095B2 (en) * 2002-05-17 2005-01-04 Infocus Corporation Single-path color video projection systems employing reflective liquid crystal display devices
TWI233524B (en) * 2003-09-16 2005-06-01 Delta Electronics Inc Digital light processing projector
JP2005189478A (ja) * 2003-12-25 2005-07-14 Fujinon Corp 投写レンズおよびこれを用いた投写型表示装置

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