DE69839317D1 - Flüssigkristallanzeigegerät vom Projektionstyp - Google Patents

Flüssigkristallanzeigegerät vom Projektionstyp

Info

Publication number
DE69839317D1
DE69839317D1 DE69839317T DE69839317T DE69839317D1 DE 69839317 D1 DE69839317 D1 DE 69839317D1 DE 69839317 T DE69839317 T DE 69839317T DE 69839317 T DE69839317 T DE 69839317T DE 69839317 D1 DE69839317 D1 DE 69839317D1
Authority
DE
Germany
Prior art keywords
liquid crystal
crystal display
type liquid
projection type
projection
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 - Lifetime
Application number
DE69839317T
Other languages
English (en)
Other versions
DE69839317T2 (de
Inventor
Takashi Kakuda
Satoshi Ouchi
Masahiko Yatsu
Naohiro Ozawa
Yutaka Matsuda
Takuya Shiaki
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.)
Hitachi Ltd
Original Assignee
Hitachi 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 Hitachi Ltd filed Critical Hitachi Ltd
Application granted granted Critical
Publication of DE69839317D1 publication Critical patent/DE69839317D1/de
Publication of DE69839317T2 publication Critical patent/DE69839317T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
    • G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour 
    • G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  based on liquid crystals, e.g. single liquid crystal display cells
    • G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
    • G02F1/1333—Constructional arrangements; Manufacturing methods
    • G02F1/1335—Structural association of cells with optical devices, e.g. polarisers or reflectors
    • G02F1/1336—Illuminating devices
    • G02F1/13362—Illuminating devices providing polarized light, e.g. by converting a polarisation component into another one
    • 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
    • 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
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Nonlinear Science (AREA)
  • Mathematical Physics (AREA)
  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Liquid Crystal (AREA)
  • Projection Apparatus (AREA)
DE69839317T 1997-06-03 1998-05-29 Flüssigkristallanzeigegerät vom Projektionstyp Expired - Lifetime DE69839317T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP14490997 1997-06-03
JP14490997A JP3635867B2 (ja) 1997-06-03 1997-06-03 投射型液晶表示装置

Publications (2)

Publication Number Publication Date
DE69839317D1 true DE69839317D1 (de) 2008-05-15
DE69839317T2 DE69839317T2 (de) 2009-04-09

Family

ID=15373111

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69839317T Expired - Lifetime DE69839317T2 (de) 1997-06-03 1998-05-29 Flüssigkristallanzeigegerät vom Projektionstyp

Country Status (4)

Country Link
US (2) US6062695A (de)
EP (1) EP0883302B1 (de)
JP (1) JP3635867B2 (de)
DE (1) DE69839317T2 (de)

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JP3635867B2 (ja) * 1997-06-03 2005-04-06 株式会社日立製作所 投射型液晶表示装置
TW346552B (en) * 1997-12-03 1998-12-01 Ind Tech Res Inst High efficiency polarization light source device for a liquid crystal projection system
US6186629B1 (en) * 1997-12-22 2001-02-13 Sony Corporation Optical device and display apparatus
GB2340619A (en) * 1998-08-11 2000-02-23 Sharp Kk Liquid crystal projector with non-uniform lenslet arrays
JP2000098296A (ja) * 1998-09-17 2000-04-07 Sharp Corp 投影型カラー画像表示装置
JP4355381B2 (ja) * 1998-10-29 2009-10-28 キヤノン株式会社 照明装置およびそれを用いた投射型表示装置
JP2000194068A (ja) * 1998-12-25 2000-07-14 Seiko Epson Corp 照明光学系および投写型表示装置
JP2000206613A (ja) * 1999-01-11 2000-07-28 Sony Corp 投射型表示装置
JP3132505B2 (ja) * 1999-01-14 2001-02-05 セイコーエプソン株式会社 投写型表示装置
US6527393B1 (en) * 1999-07-28 2003-03-04 Seiko Epson Corporation Illumination optical system and projector using same
JP2001056435A (ja) * 1999-08-18 2001-02-27 Mitsubishi Electric Corp 投写型表示装置
US20030128339A1 (en) * 1999-12-17 2003-07-10 Amjad I. Malik Ultra-compact ultra-high uniformity projection lens for projection displays
JP3666339B2 (ja) * 2000-01-28 2005-06-29 セイコーエプソン株式会社 プロジェクタ
JP4075284B2 (ja) * 2000-04-21 2008-04-16 コニカミノルタオプト株式会社 照明光学装置
US6499844B2 (en) * 2000-05-01 2002-12-31 Koninklijke Philips Electronics N.V. Projection device and integrator plate suitable for such a projection device
JP2001350426A (ja) * 2000-06-08 2001-12-21 Canon Inc 画像表示装置、画像表示システム及び照明系
JP4086664B2 (ja) * 2003-01-07 2008-05-14 三菱電機株式会社 照明光学系構造及び投写型表示装置
JP3849655B2 (ja) * 2003-02-21 2006-11-22 セイコーエプソン株式会社 投射型表示装置
JP2006527392A (ja) * 2003-04-16 2006-11-30 アップストリーム エンジニアリング オーワイ ２ｄ／３ｄデータプロジェクタ
FI20030583A (fi) * 2003-04-16 2004-10-17 Upstream Engineering Oy Dataprojektori
WO2004106982A2 (en) * 2003-05-22 2004-12-09 Optical Research Associates Optical combiner designs and head mounted displays
WO2004106983A2 (en) * 2003-05-22 2004-12-09 Optical Research Associates Illumination in optical systems
US7206133B2 (en) * 2003-05-22 2007-04-17 Optical Research Associates Light distribution apparatus and methods for illuminating optical systems
US7018076B2 (en) * 2003-08-14 2006-03-28 Christie Digital Systems, Inc. High performance reflector cooling system for projectors
US7052140B2 (en) * 2003-08-22 2006-05-30 Seiko Epson Corporation Illumination device and projector equipped therewith
US7038846B2 (en) * 2003-11-24 2006-05-02 Electronic Scripting Products, Inc. Solid catadioptric lens with a single viewpoint
US7450310B2 (en) * 2005-05-03 2008-11-11 Optical Research Associates Head mounted display devices
US7542209B2 (en) 2004-09-01 2009-06-02 Optical Research Associates Compact head mounted display devices with tilted/decentered lens element
US7465054B2 (en) * 2004-10-29 2008-12-16 Hewlett-Packard Development Company, L.P. Focusing arrangement
US20060139575A1 (en) * 2004-12-23 2006-06-29 Upstream Engineering Oy Optical collection and distribution system and method
CN101147392B (zh) * 2005-03-24 2012-05-09 松下电器产业株式会社 成像装置及其中使用的透镜阵列
JP4972883B2 (ja) * 2005-06-17 2012-07-11 株式会社日立製作所 光学ユニットおよび投射型映像表示装置
JP4950446B2 (ja) * 2005-06-23 2012-06-13 キヤノン株式会社 レンズアレイ光学系、投射光学ユニットおよび画像投射装置
US20070063979A1 (en) * 2005-09-19 2007-03-22 Available For Licensing Systems and methods to provide input/output for a portable data processing device
JP4586743B2 (ja) * 2006-02-20 2010-11-24 セイコーエプソン株式会社 プロジェクタ
CA2660423A1 (en) * 2006-08-10 2008-02-14 Upstream Engineering Oy Illuminator method and device
WO2008065189A2 (en) * 2006-11-30 2008-06-05 Upstream Engineering Oy Beam shaping component and method
TW200839292A (en) * 2006-11-30 2008-10-01 Upstream Engineering Oy Beam shaping method and apparatus
WO2009073336A1 (en) * 2007-11-30 2009-06-11 3M Innovative Properties Company Optical element having a toric surface and method of making
US8403502B2 (en) 2008-11-18 2013-03-26 Barco N.V. Collimated visual display with elliptical front projection screen
US20100284201A1 (en) * 2009-05-06 2010-11-11 Upstream Engineering Oy Illuminator using non-uniform light sources
JP2009258744A (ja) * 2009-07-13 2009-11-05 Seiko Epson Corp プロジェクタ
JP5772090B2 (ja) * 2011-03-11 2015-09-02 セイコーエプソン株式会社 プロジェクター
JP5188612B2 (ja) * 2011-08-01 2013-04-24 キヤノン株式会社 レンズアレイ光学系、投射光学ユニット、画像投射装置および画像表示システム
JP5884743B2 (ja) * 2013-01-30 2016-03-15 ソニー株式会社 照明装置および表示装置
JP6327035B2 (ja) * 2013-08-12 2018-05-23 大日本印刷株式会社 照明装置、投射装置、レンズアレイおよび光学モジュール
JP7230902B2 (ja) * 2018-02-23 2023-03-01 株式会社ニコン 眼科光学系、眼科装置、及び眼科システム

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL8901077A (nl) * 1989-04-28 1990-11-16 Koninkl Philips Electronics Nv Optische belichtingsstelsel en projectie-apparaat voorzien van een dergelijk stelsel.
WO1991010153A1 (en) * 1989-12-26 1991-07-11 Mitsubishi Rayon Co., Ltd. Optical apparatus for generating polarized light
JP2833147B2 (ja) * 1990-04-23 1998-12-09 三菱電機株式会社 投写型表示装置
JPH0463318A (ja) * 1990-04-16 1992-02-28 Sharp Corp 液晶プロジェクター
JPH05206894A (ja) 1992-01-23 1993-08-13 Nec Corp ２ルート伝送制御システム
JPH05203894A (ja) * 1992-01-27 1993-08-13 Fujitsu General Ltd ライトバルブを用いた表示装置
JPH05241103A (ja) * 1992-02-21 1993-09-21 Nec Corp 投射型液晶表示装置
JPH05264904A (ja) * 1992-03-18 1993-10-15 Canon Inc 照明光学系および該照明光学系を用いた投写型画像表示装置
JP2973750B2 (ja) * 1992-03-31 1999-11-08 松下電器産業株式会社 照明光学装置とそれを用いた投写型表示装置
JP2720730B2 (ja) * 1992-10-26 1998-03-04 カシオ計算機株式会社 液晶表示装置
JPH07199185A (ja) * 1993-12-27 1995-08-04 Nec Corp 投写型液晶表示装置
JPH07239473A (ja) * 1994-02-28 1995-09-12 Nec Corp 投写型液晶表示装置
WO1995033222A1 (en) * 1994-06-01 1995-12-07 Philips Electronics N.V. High-efficiency illumination device and image projection apparatus comprising such a device
JPH08114765A (ja) * 1994-10-15 1996-05-07 Fujitsu Ltd 偏光分離・変換素子並びにこれを用いた偏光照明装置及び投射型表示装置
JPH08234205A (ja) * 1994-12-28 1996-09-13 Seiko Epson Corp 偏光照明装置および投写型表示装置
JPH09146061A (ja) * 1995-11-17 1997-06-06 Matsushita Electric Ind Co Ltd 液晶プロジェクション装置
US5662401A (en) * 1995-12-13 1997-09-02 Philips Electronics North America Corporation Integrating lens array and image forming method for improved optical efficiency
JP3473335B2 (ja) * 1996-08-19 2003-12-02 セイコーエプソン株式会社 投写型表示装置
JP3635867B2 (ja) * 1997-06-03 2005-04-06 株式会社日立製作所 投射型液晶表示装置

Also Published As

Publication number Publication date
EP0883302A2 (de) 1998-12-09
JPH10333115A (ja) 1998-12-18
EP0883302A3 (de) 2000-09-27
US6062695A (en) 2000-05-16
EP0883302B1 (de) 2008-04-02
US6416182B1 (en) 2002-07-09
DE69839317T2 (de) 2009-04-09
JP3635867B2 (ja) 2005-04-06

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