DE69834837D1 - Dezentrierte linsengruppe für die verwendung in einem ausseraxialen projektor - Google Patents

Dezentrierte linsengruppe für die verwendung in einem ausseraxialen projektor

Info

Publication number
DE69834837D1
DE69834837D1 DE69834837T DE69834837T DE69834837D1 DE 69834837 D1 DE69834837 D1 DE 69834837D1 DE 69834837 T DE69834837 T DE 69834837T DE 69834837 T DE69834837 T DE 69834837T DE 69834837 D1 DE69834837 D1 DE 69834837D1
Authority
DE
Germany
Prior art keywords
lens group
decentrated
collimating lens
lens groups
external projector
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
DE69834837T
Other languages
English (en)
Other versions
DE69834837T2 (de
Inventor
F Bone
Griffin Koch
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.)
AD Solutions Inc
Original Assignee
Aurora Systems 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 Aurora Systems Inc filed Critical Aurora Systems Inc
Publication of DE69834837D1 publication Critical patent/DE69834837D1/de
Application granted granted Critical
Publication of DE69834837T2 publication Critical patent/DE69834837T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • 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
    • G02B27/10—Beam splitting or combining systems
    • G02B27/14—Beam splitting or combining systems operating by reflection only
    • G02B27/145—Beam splitting or combining systems operating by reflection only having sequential partially reflecting surfaces
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B13/00—Optical objectives specially designed for the purposes specified below
    • G02B13/16—Optical objectives specially designed for the purposes specified below for use in conjunction with image converters or intensifiers, or for use with projectors, e.g. objectives for projection TV
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/74—Projection arrangements for image reproduction, e.g. using eidophor
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/74—Projection arrangements for image reproduction, e.g. using eidophor
    • H04N5/7416—Projection arrangements for image reproduction, e.g. using eidophor involving the use of a spatial light modulator, e.g. a light valve, controlled by a video signal
    • H04N5/7441—Projection arrangements for image reproduction, e.g. using eidophor involving the use of a spatial light modulator, e.g. a light valve, controlled by a video signal the modulator being an array of liquid crystal cells

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Lenses (AREA)
  • Projection Apparatus (AREA)
  • Liquid Crystal (AREA)
  • Transforming Electric Information Into Light Information (AREA)
  • Video Image Reproduction Devices For Color Tv Systems (AREA)
DE69834837T 1997-11-14 1998-11-13 Dezentrierte linsengruppe für die verwendung in einem ausseraxialen projektor Expired - Fee Related DE69834837T2 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US970887 1997-11-14
US08/970,887 US6076931A (en) 1997-11-14 1997-11-14 De-centered lens group for use in an off-axis projector
PCT/US1998/024304 WO1999026103A1 (en) 1997-11-14 1998-11-13 De-centered lens group for use in an off-axis projector

Publications (2)

Publication Number Publication Date
DE69834837D1 true DE69834837D1 (de) 2006-07-20
DE69834837T2 DE69834837T2 (de) 2007-07-05

Family

ID=25517662

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69834837T Expired - Fee Related DE69834837T2 (de) 1997-11-14 1998-11-13 Dezentrierte linsengruppe für die verwendung in einem ausseraxialen projektor

Country Status (8)

Country Link
US (1) US6076931A (de)
EP (1) EP1042699B1 (de)
JP (1) JP2001523838A (de)
CN (1) CN100378504C (de)
AT (1) ATE329285T1 (de)
CA (1) CA2309930C (de)
DE (1) DE69834837T2 (de)
WO (1) WO1999026103A1 (de)

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JP2000221446A (ja) * 1999-02-01 2000-08-11 Minolta Co Ltd 表示光学系
JP4194218B2 (ja) * 2000-04-28 2008-12-10 キヤノン株式会社 画像表示装置および画像表示システム
US6508557B1 (en) 2000-06-28 2003-01-21 Koninklijke Philips Electronics N.V. Reflective LCD projector
JP2002169090A (ja) * 2000-11-30 2002-06-14 Nitto Kogaku Kk 投写レンズシステムおよびプロジェクタ装置
US6688748B2 (en) 2001-01-12 2004-02-10 Aurora Systems, Inc. System and method for using off-axis illumination in a reflective projection system
US6536903B2 (en) * 2001-05-29 2003-03-25 Aurora Systems, Inc. System and method for improving contrast in an electro-optical imaging system
DE10127617A1 (de) 2001-06-07 2002-12-12 Zeiss Carl Jena Gmbh Projektionsanordnung
DE10127620A1 (de) 2001-06-07 2002-12-12 Zeiss Carl Jena Gmbh Anordnung zum Projizieren eines mehrfarbigen Bildes auf eine Projektionsfläche
DE10127621A1 (de) 2001-06-07 2002-12-12 Zeiss Carl Jena Gmbh Anordnung zum Projizieren eines Bildes auf eine Projektionsfläche
TW520041U (en) * 2001-08-09 2003-02-01 Shiu-Hua Huang Off-axis type liquid crystal projector
KR20030018740A (ko) * 2001-08-31 2003-03-06 삼성전자주식회사 투사 장치
DE60239817D1 (de) * 2001-10-01 2011-06-01 Panasonic Corp Anzeigeeinheit des projektionstyps, rückprojektor und mehrfachsichtsystem
US6767100B1 (en) * 2001-12-19 2004-07-27 Infocus Corporation System and method employing reflective imaging devices for a projection display
US6869186B2 (en) * 2002-03-28 2005-03-22 Seiko Epson Corporation Optical device and projector
US6857746B2 (en) * 2002-07-01 2005-02-22 Io2 Technology, Llc Method and system for free-space imaging display and interface
US6801362B1 (en) 2002-07-18 2004-10-05 Rockwell Collins On-axis optical system for illumination and projection of a reflective LCD microdisplay
US6896372B2 (en) * 2003-09-04 2005-05-24 United Microelectronics Corp. Off-axis image projecting system
TWI265362B (en) * 2004-01-20 2006-11-01 Himax Tech Inc Optical system, image projection apparatus and method thereof
US7204599B2 (en) * 2004-12-16 2007-04-17 Hewlett-Packard Development Company, L.P. Offset projection system
JP2006343632A (ja) * 2005-06-10 2006-12-21 Pentax Corp 斜め投影プロジェクタ用光学系
TWI303347B (en) * 2006-02-07 2008-11-21 Young Optics Inc Rear projection display apparatus and images adjusting method thereof
JP2007219383A (ja) * 2006-02-20 2007-08-30 Samsung Electronics Co Ltd 投影光学系および画像投影装置
KR20090093667A (ko) 2008-02-29 2009-09-02 삼성전자주식회사 투사 광학 시스템
US8662675B2 (en) * 2010-07-09 2014-03-04 Texas Instruments Incorporated Compact image offset projection lens
TWI427323B (zh) * 2011-02-18 2014-02-21 Young Optics Inc 投影鏡頭與投影裝置
US8982265B2 (en) * 2012-04-13 2015-03-17 Young Optics Inc. Image projection and capture apparatus
TW202009594A (zh) * 2018-08-20 2020-03-01 致伸科技股份有限公司 底片印表機之光源模組
US11503274B2 (en) 2019-05-02 2022-11-15 Disney Enterprises, Inc. High speed binary compressive light field projection system
CN111679541A (zh) * 2020-07-16 2020-09-18 歌尔光学科技有限公司 投影模组的校准控制方法及***、存储介质以及控制装置
CN115113461B (zh) * 2022-07-21 2023-08-18 江苏达伦电子股份有限公司 一种倾角投影离焦补偿的高亮度投影光机及投影吸顶灯

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US3704936A (en) * 1970-03-09 1972-12-05 Rca Corp Achromatic depth-of-field correction for off-axis optical system
US3790267A (en) * 1970-03-09 1974-02-05 Rca Corp Optical system for orthogonalizing image field of projection lens
US3637308A (en) * 1970-06-11 1972-01-25 Rca Corp Color correction of prismatic off-axis optical system
US3962337A (en) * 1974-10-29 1976-06-08 Phillips Petroleum Company Hydrogenation of unsaturated dinitriles for employing palladium and ruthenium catalyst in aqueous tertiary alkanol
US4113367A (en) * 1976-09-09 1978-09-12 Ulrich M. Fritzler Roof reflective polygon scanning apparatus
AT346107B (de) * 1977-05-09 1978-10-25 Eumig Projektor und optisches system hiefuer
JPS57101812A (en) * 1980-12-17 1982-06-24 Matsushita Electric Ind Co Ltd Lens device for macroprojection of image
US4376949A (en) * 1981-06-11 1983-03-15 Zenith Radio Corporation Color projection TV systems
US5241407A (en) * 1984-10-22 1993-08-31 Seiko Epson Corporation Projection-type display device
NL8801164A (nl) * 1987-06-10 1989-01-02 Philips Nv Weergeefinrichting voor gebruik in reflectie.
US4875777A (en) * 1987-09-30 1989-10-24 Industrial Technology Institute Off-axis high accuracy structured light profiler
US5602679A (en) * 1987-12-31 1997-02-11 Projectavision, Inc. High efficiency light valve projection system
US5300942A (en) * 1987-12-31 1994-04-05 Projectavision Incorporated High efficiency light valve projection system with decreased perception of spaces between pixels and/or hines
JPH02116284A (ja) * 1988-10-26 1990-04-27 Pioneer Electron Corp ３管式プロジェクションテレビ
JPH04218015A (ja) * 1990-07-27 1992-08-07 Victor Co Of Japan Ltd 偏光変換素子及び表示装置
US5422691A (en) * 1991-03-15 1995-06-06 Seiko Epson Corporation Projection type displaying apparatus and illumination system
JP2985906B2 (ja) * 1991-07-17 1999-12-06 日本ビクター株式会社 投射型表示装置
JPH0579530U (ja) * 1992-03-24 1993-10-29 日本ビクター株式会社 表示装置の光学系
US5451103A (en) * 1993-04-06 1995-09-19 Sony Corporation Projector system
DE4324849C2 (de) * 1993-07-23 1995-07-13 Schneider Rundfunkwerke Ag Videosystem zum Erzeugen eines Farbvideobilds auf einem Schirm
US5355188A (en) * 1993-09-09 1994-10-11 In Focus Systems, Inc. Method and apparatus for distortion correction in optical projectors
US5467207A (en) * 1994-07-06 1995-11-14 Prolux Corporation LCD projection system which aligns the larger beam spread angle of the light source with the larger acceptance angle of the light valve and a nonimaging reflector for an illumination system
US5619381A (en) * 1995-06-02 1997-04-08 Texas Instruments Incorporated Offset zoom lens for reflective light modulators
JP3541576B2 (ja) * 1995-10-25 2004-07-14 ミノルタ株式会社 結像光学系
JPH09159988A (ja) * 1995-12-12 1997-06-20 Nikon Corp 投射型表示装置
JPH10186302A (ja) * 1996-12-27 1998-07-14 Fujitsu Ltd 表示装置及び偏光光源装置

Also Published As

Publication number Publication date
US6076931A (en) 2000-06-20
JP2001523838A (ja) 2001-11-27
CA2309930A1 (en) 1999-05-27
CN100378504C (zh) 2008-04-02
WO1999026103A1 (en) 1999-05-27
DE69834837T2 (de) 2007-07-05
CA2309930C (en) 2008-02-26
ATE329285T1 (de) 2006-06-15
EP1042699A1 (de) 2000-10-11
CN1285928A (zh) 2001-02-28
EP1042699B1 (de) 2006-06-07

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Legal Events

Date Code Title Description
8332 No legal effect for de
8370 Indication related to discontinuation of the patent is to be deleted
8364 No opposition during term of opposition
8328 Change in the person/name/address of the agent

Representative=s name: WITTE, WELLER & PARTNER, 70178 STUTTGART

8339 Ceased/non-payment of the annual fee