DE69617841D1 - Optische Vorrichtung, Projektionsanzeigevorrichtung und optisches Kompensationsverfahren - Google Patents

Optische Vorrichtung, Projektionsanzeigevorrichtung und optisches Kompensationsverfahren

Info

Publication number
DE69617841D1
DE69617841D1 DE69617841T DE69617841T DE69617841D1 DE 69617841 D1 DE69617841 D1 DE 69617841D1 DE 69617841 T DE69617841 T DE 69617841T DE 69617841 T DE69617841 T DE 69617841T DE 69617841 D1 DE69617841 D1 DE 69617841D1
Authority
DE
Germany
Prior art keywords
optical
projection display
compensation method
display device
optical compensation
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
DE69617841T
Other languages
English (en)
Other versions
DE69617841T2 (de
Inventor
Shinya Sannohe
Yoshito Miyatake
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.)
Panasonic Corp
Original Assignee
Matsushita Electric Industrial Co Ltd
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 Matsushita Electric Industrial Co Ltd filed Critical Matsushita Electric Industrial Co Ltd
Publication of DE69617841D1 publication Critical patent/DE69617841D1/de
Application granted granted Critical
Publication of DE69617841T2 publication Critical patent/DE69617841T2/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
    • H04N9/3167—Modulator illumination systems for polarizing the light beam
    • 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
    • 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
    • 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
    • G02B27/141—Beam splitting or combining systems operating by reflection only using dichroic mirrors
    • 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
    • G02B27/28—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00 for polarising
    • G02B27/283—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00 for polarising used for beam splitting or combining

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Projection Apparatus (AREA)
  • Liquid Crystal (AREA)
DE69617841T 1995-09-07 1996-09-05 Optische Vorrichtung, Projektionsanzeigevorrichtung und optisches Kompensationsverfahren Expired - Fee Related DE69617841T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP22982095 1995-09-07

Publications (2)

Publication Number Publication Date
DE69617841D1 true DE69617841D1 (de) 2002-01-24
DE69617841T2 DE69617841T2 (de) 2002-06-06

Family

ID=16898186

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69617841T Expired - Fee Related DE69617841T2 (de) 1995-09-07 1996-09-05 Optische Vorrichtung, Projektionsanzeigevorrichtung und optisches Kompensationsverfahren

Country Status (4)

Country Link
US (1) US5946054A (de)
EP (1) EP0762781B1 (de)
KR (1) KR100391018B1 (de)
DE (1) DE69617841T2 (de)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6507326B2 (en) * 1996-07-10 2003-01-14 Nikon Corporation Color-projection apparatus operable to project a high-contrast image with minimal change in the state or phase of polarization of light flux
JP3687353B2 (ja) * 1998-06-23 2005-08-24 コニカミノルタオプト株式会社 投影光学系
US6563551B1 (en) 2000-06-28 2003-05-13 Koninklijke Philips Electronics N.V. High contrast polarizing optics for a color electro-optic display device
US7084931B2 (en) * 2000-08-28 2006-08-01 Matsushita Electric Industrial Co., Ltd. Projection video device
AU2002234137A1 (en) * 2000-11-02 2002-05-15 Corning Precision Lens Incorporated Optical systems for reflective lcds
US6764181B2 (en) * 2001-05-18 2004-07-20 3M Innovative Properties Company Polarization arrangement
US6672721B2 (en) * 2001-06-11 2004-01-06 3M Innovative Properties Company Projection system having low astigmatism
TWI233527B (en) * 2004-02-05 2005-06-01 United Microelectronics Corp Optical projection system and method
US7315418B2 (en) * 2005-03-31 2008-01-01 3M Innovative Properties Company Polarizing beam splitter assembly having reduced stress
US7673993B2 (en) 2005-12-22 2010-03-09 3M Innovative Properties Company Projection system using reflective polarizers
US7540616B2 (en) * 2005-12-23 2009-06-02 3M Innovative Properties Company Polarized, multicolor LED-based illumination source
CN101334520B (zh) * 2008-07-08 2010-06-09 杭州远方光电信息有限公司 消偏振反射镜
US8982463B2 (en) * 2010-09-22 2015-03-17 3M Innovative Properties Company Tilted plate normal incidence color combiner with a polarizing beam splitter
US9977319B2 (en) * 2015-12-18 2018-05-22 Casio Computer Co., Ltd. Light source device with light splitting mirror and reflection mirror for reducing influence on uniformity of intensity distribution of beam flux, and projection device

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4850685A (en) * 1984-10-22 1989-07-25 Seiko Epson Corporation Projection-type color display device
US4836649A (en) * 1985-07-12 1989-06-06 Hughes Aircraft Company Optical layout for a three light valve full-color projector employing a dual relay lens system and a single projection lens
NL8902205A (nl) * 1989-09-01 1991-04-02 Philips Nv Projektiesysteem.
US5231431A (en) * 1989-11-29 1993-07-27 Canon Kabushiki Kaisha Projection type display apparatus
JP2867529B2 (ja) * 1990-01-22 1999-03-08 三菱電機株式会社 投写型表示装置
JPH04149426A (ja) * 1990-10-12 1992-05-22 Canon Inc 投射型表示装置
JPH05100187A (ja) * 1991-10-04 1993-04-23 Hitachi Ltd 液晶プロジエクタ
EP0602732A3 (de) * 1992-12-17 1995-09-27 Philips Electronics Nv Optisches System mit Astigmatismuskompensation.
EP0704137B1 (de) * 1993-03-31 1999-01-20 Hughes-Jvc Technology Corporation Farbprojektionssystem mit einer einzigen projektionslinse

Also Published As

Publication number Publication date
EP0762781B1 (de) 2001-12-12
US5946054A (en) 1999-08-31
KR100391018B1 (ko) 2003-11-20
EP0762781A2 (de) 1997-03-12
EP0762781A3 (de) 1997-09-03
DE69617841T2 (de) 2002-06-06

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: PANASONIC CORP., KADOMA, OSAKA, JP

8339 Ceased/non-payment of the annual fee