JPH0413944U - - Google Patents

Info

Publication number
JPH0413944U
JPH0413944U JP1990054369U JP5436990U JPH0413944U JP H0413944 U JPH0413944 U JP H0413944U JP 1990054369 U JP1990054369 U JP 1990054369U JP 5436990 U JP5436990 U JP 5436990U JP H0413944 U JPH0413944 U JP H0413944U
Authority
JP
Japan
Prior art keywords
liquid crystal
crystal display
folded down
projection head
device body
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.)
Granted
Application number
JP1990054369U
Other languages
English (en)
Other versions
JP2551854Y2 (ja
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 filed Critical
Priority to JP1990054369U priority Critical patent/JP2551854Y2/ja
Priority to US07/694,687 priority patent/US5090800A/en
Publication of JPH0413944U publication Critical patent/JPH0413944U/ja
Application granted granted Critical
Publication of JP2551854Y2 publication Critical patent/JP2551854Y2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • G03B21/10—Projectors with built-in or built-on screen
    • 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
    • G02F1/133626—Illuminating devices providing two modes of illumination, e.g. day-night
    • G02F1/133627—Projection-direct viewing
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S353/00—Optics: image projectors
    • Y10S353/03—Transparent

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Liquid Crystal (AREA)
  • Devices For Indicating Variable Information By Combining Individual Elements (AREA)

Description

【図面の簡単な説明】
第１図は本考案の液晶プロジエクターの要部断
面図である。第２図は第１図に示した液晶プロジ
エクターの外観図である。第３図は投影ヘツドを
起立させた状態の要部断面図である。 ３……装置本体、５……レンズ保護板、６……
投影レンズ、７……投影ミラー、８……投影ヘツ
ド、９……開口、１０……拡大レンズ、１４……
収納部、１５……マイクロスイツチ、１６……液
晶デイスプレイ、２０……ミラー、２６……バツ
テリーパツク、２７……電源回路、２８……ラン
プ制御回路。

Claims (1)

  1. 【実用新案登録請求の範囲】 (1) 光源を内蔵した装置本体と、この装置本体
    の前面に設けられ、前記光源で背後から照明され
    る液晶デイスプレイと、装置本体に起伏自在に取
    り付けられ、倒伏時に装置本体に形成された収納
    部に格納され、起立時には前記液晶デイスプレイ
    の画像をスクリーンに向けて投影する投影ヘツド
    とを備え、前記投影ヘツドの倒伏時には液晶デイ
    スプレイに表示された画像を直視できるようにし
    たことを特徴とする液晶プロジエクター。 (2) 前記投影ヘツドを倒伏自在に支持する支持
    部材は、倒伏時に前記液晶デイスプレイの前面に
    位置して表示画像を拡大するレンズを備えている
    ことを特徴とする実用新案登録請求の範囲第１項
    記載の液晶プロジエクター。
JP1990054369U 1990-05-24 1990-05-24 液晶プロジェクター Expired - Lifetime JP2551854Y2 (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP1990054369U JP2551854Y2 (ja) 1990-05-24 1990-05-24 液晶プロジェクター
US07/694,687 US5090800A (en) 1990-05-24 1991-05-02 Projector having a liquid crystal display panel

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1990054369U JP2551854Y2 (ja) 1990-05-24 1990-05-24 液晶プロジェクター

Publications (2)

Publication Number Publication Date
JPH0413944U true JPH0413944U (ja) 1992-02-04
JP2551854Y2 JP2551854Y2 (ja) 1997-10-27

Family

ID=12968750

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1990054369U Expired - Lifetime JP2551854Y2 (ja) 1990-05-24 1990-05-24 液晶プロジェクター

Country Status (2)

Country Link
US (1) US5090800A (ja)
JP (1) JP2551854Y2 (ja)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5115025U (ja) * 1974-07-20 1976-02-03

Families Citing this family (41)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5828427A (en) * 1990-06-11 1998-10-27 Reveo, Inc. Computer-based image display systems having direct and projection modes of viewing
US5801793A (en) * 1994-04-21 1998-09-01 Reveo, Inc. Backlighting construction for use in computer-based display systems having direct and projection viewing modes of operation
US5666175A (en) * 1990-12-31 1997-09-09 Kopin Corporation Optical systems for displays
US5317436A (en) * 1990-12-31 1994-05-31 Kopin Corporation A slide assembly for projector with active matrix moveably mounted to housing
US5376979A (en) * 1990-12-31 1994-12-27 Kopin Corporation Slide projector mountable light valve display
US5396304A (en) * 1990-12-31 1995-03-07 Kopin Corporation Slide projector mountable light valve display
US5475514A (en) * 1990-12-31 1995-12-12 Kopin Corporation Transferred single crystal arrayed devices including a light shield for projection displays
US5743614A (en) * 1990-12-31 1998-04-28 Kopin Corporation Housing assembly for a matrix display
JP2822696B2 (ja) * 1991-06-27 1998-11-11 富士写真フイルム株式会社 ビデオプロジェクタ
KR960002207B1 (ko) * 1991-12-30 1996-02-13 엘지전자주식회사 포터블 엘씨디 프로젝터
JP3109758B2 (ja) * 1992-02-19 2000-11-20 富士写真フイルム株式会社 画像入力装置
US5467154A (en) * 1992-02-20 1995-11-14 Kopin Corporation Projection monitor
US5692820A (en) * 1992-02-20 1997-12-02 Kopin Corporation Projection monitor
US5231434A (en) * 1992-03-31 1993-07-27 Minnesota Mining And Manufacturing Company Overhead projector for LCD panel
US5289287A (en) * 1992-10-29 1994-02-22 North American Philips Corporation Dockable LCD TV projector convertable between front and rear projection
US5400095A (en) * 1993-05-11 1995-03-21 Proxima Corporation Display projection method and apparatus an optical input device therefor
US5321450A (en) * 1993-05-11 1994-06-14 Proxima Corporation Low profile liquid crystal projector and method of using same
US5365283A (en) * 1993-07-19 1994-11-15 Texas Instruments Incorporated Color phase control for projection display using spatial light modulator
JPH07113997A (ja) * 1993-10-14 1995-05-02 Gold Star Co Ltd 液晶プロジェクター内蔵ｖｔｒ
US5664859A (en) * 1994-01-03 1997-09-09 Kopin Corporation Projection display docking system
US5442415A (en) * 1994-08-15 1995-08-15 Industrial Technology Research Institute Armless transparency projector
KR0147125B1 (ko) * 1994-12-24 1998-09-15 이헌조 다기능 프로젝터
US5521659A (en) * 1995-08-04 1996-05-28 Input Technologies Inc. Rear projection display apparatus
US5642927A (en) * 1995-11-22 1997-07-01 Lightware, Inc. LCD projector with retractable projection lens assembly
US5820242A (en) * 1996-03-29 1998-10-13 Minnesota Mining And Manufacturing Company Compact integrated LCD projector
US5669688A (en) * 1996-06-07 1997-09-23 Proxima Corporation Display panel projector and method of using same
US5639152A (en) * 1996-06-11 1997-06-17 Telex Communications, Inc. Collapsible LCD projector
CN2275312Y (zh) * 1996-12-26 1998-02-25 赵敏晖 具投影功能的监视器
JP3090480B2 (ja) * 1997-06-20 2000-09-18 株式会社日立製作所 表示装置及び表示光学系部
US6981771B1 (en) * 1999-07-01 2006-01-03 Sanyo Electric Co., Ltd. Rear projection display device
US7281807B2 (en) * 2003-07-16 2007-10-16 Honeywood Technologies, Llc Positionable projection display devices
JP4649107B2 (ja) * 2003-12-22 2011-03-09 キヤノン株式会社 走査型の映像投射装置
US7025462B2 (en) * 2004-05-06 2006-04-11 Hewlett-Packard Development Company, L.P. Display device for projecting an image alternatively onto a remote surface and a rear projection screen
US7434938B2 (en) * 2004-10-21 2008-10-14 Hewlett-Packard Development Company, L.P. Display device movable for front and rear projection
US20070091452A1 (en) * 2005-10-25 2007-04-26 Scott Lerner Projection system and method
KR100765765B1 (ko) * 2005-11-15 2007-10-15 삼성전자주식회사 프로젝터/프로젝션 겸용 디스플레이 장치
US7641348B2 (en) * 2006-01-31 2010-01-05 Hewlett-Packard Development Company, L.P. Integrated portable computer projector system
JP2007212576A (ja) * 2006-02-07 2007-08-23 Shinko Electric Ind Co Ltd 光学装置
IT1391709B1 (it) * 2008-09-12 2012-01-27 Gardi Struttura per il supporto di una sorgente lumnosa
CN103176511A (zh) * 2011-12-21 2013-06-26 鸿富锦精密工业（深圳）有限公司 电子设备
TW201327016A (zh) * 2011-12-21 2013-07-01 Hon Hai Prec Ind Co Ltd 電子設備

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6243348U (ja) * 1985-09-05 1987-03-16
JPH01244438A (ja) * 1988-03-25 1989-09-28 Fujitsu Ltd 電子オーバーヘッド・プロジェクタ装置

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3387535A (en) * 1966-08-08 1968-06-11 Gen Aniline & Film Corp Previewing means for projectors
US3479116A (en) * 1967-07-14 1969-11-18 Washington Scient Ind Inc Film viewer
US3899246A (en) * 1971-04-12 1975-08-12 Bell & Howell Co Combined microfiche reader and projector
JPS5331724B2 (ja) * 1973-04-19 1978-09-04
US4030821A (en) * 1976-01-09 1977-06-21 Bell & Howell Company Rear screen projector with remote projection capability
US4140377A (en) * 1977-07-28 1979-02-20 Hoadley Howard W Dental X-ray film viewer
US4163610A (en) * 1978-11-16 1979-08-07 The Singer Company Rear/remote-screen projector

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6243348U (ja) * 1985-09-05 1987-03-16
JPH01244438A (ja) * 1988-03-25 1989-09-28 Fujitsu Ltd 電子オーバーヘッド・プロジェクタ装置

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5115025U (ja) * 1974-07-20 1976-02-03

Also Published As

Publication number Publication date
US5090800A (en) 1992-02-25
JP2551854Y2 (ja) 1997-10-27

Similar Documents

Publication Publication Date Title
JPH0413944U (ja)
JPS6225933U (ja)
JPH05241082A (ja) ビデオスクリーンを備えたポータブルコンピュータのためのコンパクトな照明兼像拡大装置
JPH01128380U (ja)
JPH04309077A (ja) 液晶ファインダ付きビデオカメラ
JPH0398434U (ja)
JPS6333218Y2 (ja)
JPH0437942U (ja)
JPS61185052U (ja)
JPS6173133U (ja)
JPS62103352U (ja)
ES1279119U (es) Camara óptica para dibujar
JPH041535U (ja)
JPH0290882U (ja)
JPS6320683U (ja)
JPH03122440U (ja)
JPH0230986U (ja)
JPS6396548U (ja)
JPS6368645U (ja)
JPS6354135U (ja)
JPH0312571U (ja)
JPS6370587U (ja)
JPH0230923U (ja)
JPS63174774U (ja)
JPH0229075U (ja)

Legal Events

Date Code Title Description
R250 Receipt of annual fees

Free format text: JAPANESE INTERMEDIATE CODE: R250

EXPY Cancellation because of completion of term