JPH0331714U - - Google Patents

Info

Publication number
JPH0331714U
JPH0331714U JP1990088441U JP8844190U JPH0331714U JP H0331714 U JPH0331714 U JP H0331714U JP 1990088441 U JP1990088441 U JP 1990088441U JP 8844190 U JP8844190 U JP 8844190U JP H0331714 U JPH0331714 U JP H0331714U
Authority
JP
Japan
Prior art keywords
color component
polarization state
image projection
light
beam splitter
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
JP1990088441U
Other languages
English (en)
Japanese (ja)
Other versions
JPH0535383Y2 (en:Method
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
Publication of JPH0331714U publication Critical patent/JPH0331714U/ja
Application granted granted Critical
Publication of JPH0535383Y2 publication Critical patent/JPH0535383Y2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime 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]
    • 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

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Liquid Crystal (AREA)
  • Projection Apparatus (AREA)
  • Optical Elements Other Than Lenses (AREA)
  • Video Image Reproduction Devices For Color Tv Systems (AREA)
JP1990088441U 1984-06-20 1990-08-27 Expired - Lifetime JPH0535383Y2 (en:Method)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/622,528 US4715684A (en) 1984-06-20 1984-06-20 Optical system for three color liquid crystal light valve image projection system

Publications (2)

Publication Number Publication Date
JPH0331714U true JPH0331714U (en:Method) 1991-03-27
JPH0535383Y2 JPH0535383Y2 (en:Method) 1993-09-08

Family

ID=24494521

Family Applications (2)

Application Number Title Priority Date Filing Date
JP60502782A Pending JPS61502494A (ja) 1984-06-20 1985-06-10 三色液晶光バルブ像投影装置の改良された光学系
JP1990088441U Expired - Lifetime JPH0535383Y2 (en:Method) 1984-06-20 1990-08-27

Family Applications Before (1)

Application Number Title Priority Date Filing Date
JP60502782A Pending JPS61502494A (ja) 1984-06-20 1985-06-10 三色液晶光バルブ像投影装置の改良された光学系

Country Status (8)

Country Link
US (1) US4715684A (en:Method)
EP (1) EP0185737B1 (en:Method)
JP (2) JPS61502494A (en:Method)
KR (1) KR900000333B1 (en:Method)
DE (1) DE3579226D1 (en:Method)
IL (1) IL75517A0 (en:Method)
NO (1) NO171040C (en:Method)
WO (1) WO1986000485A1 (en:Method)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2007289622A (ja) * 2006-03-31 2007-11-08 Yoshino Kogyosho Co Ltd 芳香剤容器

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US5075798A (en) * 1984-10-22 1991-12-24 Seiko Epson Corporation Projection-type display device
JPH0664419B2 (ja) * 1987-08-18 1994-08-22 セイコーエプソン株式会社 投射型表示装置
US5241407A (en) * 1984-10-22 1993-08-31 Seiko Epson Corporation Projection-type display device
USRE36725E (en) * 1984-10-22 2000-06-06 Seiko Epson Corporation Projection-type display device
US4904061A (en) * 1984-10-22 1990-02-27 Seiko Epson Corporation Projection-type liquid crystal display device with even color
US4781426A (en) * 1986-09-30 1988-11-01 Itt Defense Communications, A Division Of Itt Corporation Optical fiber collimator/switch including liquid crystal polarizing material
US4842374A (en) * 1987-07-27 1989-06-27 Hughes Aircraft Company Unitary prepolarizing prism assembly for a four color liquid crystal light valve image projector
US4824214A (en) * 1987-07-27 1989-04-25 Hughes Aircraft Company Unitary prepolarizing prism assembly for a four color liquid crystal light valve image projector
US4807978A (en) * 1987-09-10 1989-02-28 Hughes Aircraft Company Color display device and method using holographic lenses
US5097323A (en) * 1988-01-25 1992-03-17 Casio Computer Co., Ltd. Liquid crystal projector
US5042921A (en) * 1988-10-25 1991-08-27 Casio Computer Co., Ltd. Liquid crystal display apparatus
JPH02153336A (ja) * 1988-12-05 1990-06-13 Sharp Corp 投影型液晶表示装置
US5185712A (en) * 1989-06-30 1993-02-09 Casio Computer Co., Ltd. Viewfinder and image display/pickup apparatus using liquid crystal
EP0415396B1 (en) * 1989-08-31 1997-03-05 Asahi Glass Company Ltd. Liquid crystal color projection display apparatus
JP2575558Y2 (ja) * 1990-12-26 1998-07-02 エルジー電子株式会社 液晶投写形ディスプレイの光学系構造
US5111315A (en) * 1991-02-14 1992-05-05 Hughes Aircraft Company Optical system for illuminating a light valve
JPH05158012A (ja) * 1991-12-10 1993-06-25 Pioneer Electron Corp 液晶プロジェクタ
US5311217A (en) * 1991-12-23 1994-05-10 Xerox Corporation Variable attenuator for dual beams
US5347644A (en) * 1992-06-11 1994-09-13 Sedlmayr Steven R Three-dimensional image display device and systems and methods for implementation thereof
US5347433A (en) * 1992-06-11 1994-09-13 Sedlmayr Steven R Collimated beam of light and systems and methods for implementation thereof
US5612741A (en) * 1993-11-05 1997-03-18 Curtis Mathes Marketing Corporation Video billboard
JP3738505B2 (ja) * 1996-05-10 2006-01-25 株式会社ニコン 投射型表示装置
US6082863A (en) * 1996-08-16 2000-07-04 Raychem Corporation Color projection prism
US6005692A (en) * 1997-05-29 1999-12-21 Stahl; Thomas D. Light-emitting diode constructions
JP3622500B2 (ja) * 1998-05-20 2005-02-23 株式会社富士通ゼネラル 液晶プロジェクタ装置
IL148804A (en) * 2002-03-21 2007-02-11 Yaacov Amitai Optical device
JP2004078159A (ja) * 2002-06-20 2004-03-11 Fuji Photo Optical Co Ltd 投写型表示装置
US10073264B2 (en) 2007-08-03 2018-09-11 Lumus Ltd. Substrate-guide optical device
US7230768B2 (en) * 2005-04-27 2007-06-12 Christie Digital Systems Inc. Ultra-bright light engine for projection displays
US10261321B2 (en) 2005-11-08 2019-04-16 Lumus Ltd. Polarizing optical system
US8804111B2 (en) * 2007-10-04 2014-08-12 Kla-Tencor Corporation Multichip CCD camera inspection system
IL232197B (en) 2014-04-23 2018-04-30 Lumus Ltd Compact head-up display system
KR101688873B1 (ko) * 2014-09-03 2016-12-23 고려대학교 산학협력단 광 간섭 단층 영상 촬영 장치
IL235642B (en) 2014-11-11 2021-08-31 Lumus Ltd A compact head-up display system is protected by an element with a super-thin structure
JP7187022B2 (ja) 2016-10-09 2022-12-12 ルムス エルティーディー． 長方形導波路を使用する開口乗算器
KR102541662B1 (ko) 2016-11-08 2023-06-13 루머스 리미티드 광학 컷오프 에지를 구비한 도광 장치 및 그 제조 방법
TWI754010B (zh) 2017-02-22 2022-02-01 以色列商魯姆斯有限公司 導光光學組件
TWI800974B (zh) 2017-03-22 2023-05-01 以色列商魯姆斯有限公司 一種用於製造光導光學元件的方法
IL251645B (en) 2017-04-06 2018-08-30 Lumus Ltd Waveguide and method of production
US10551544B2 (en) 2018-01-21 2020-02-04 Lumus Ltd. Light-guide optical element with multiple-axis internal aperture expansion
BR112020023513A2 (pt) 2018-05-23 2021-02-09 Lumus Ltd. sistema óptico
US11543583B2 (en) 2018-09-09 2023-01-03 Lumus Ltd. Optical systems including light-guide optical elements with two-dimensional expansion
CN116300087A (zh) 2019-01-24 2023-06-23 鲁姆斯有限公司 包括具有三阶段扩展的loe的光学系统
CN113474715A (zh) 2019-02-28 2021-10-01 鲁姆斯有限公司 紧凑型准直图像投影仪
TWI916247B (zh) 2019-04-15 2026-02-21 以色列商魯姆斯有限公司 光導光學元件
KR20220024410A (ko) 2019-06-27 2022-03-03 루머스 리미티드 도광 광학 소자를 통한 눈 이미징에 기초한 시선 추적 장치 및 방법
JP7514558B2 (ja) 2019-07-04 2024-07-11 ルーマス リミテッド 対称ビーム増倍を伴う画像導波路
KR20220035088A (ko) 2019-07-18 2022-03-21 루머스 리미티드 캡슐화된 도광 광학 소자
JP7396738B2 (ja) 2019-12-05 2023-12-12 ルーマス リミテッド 相補的コーティング部分的反射器を用いた導光光学素子および低減された光散乱を有する導光光学素子
JP7497079B2 (ja) 2019-12-08 2024-06-10 ルーマス リミテッド コンパクト画像プロジェクタを備える光学系
CN114846384B (zh) 2019-12-30 2024-05-24 鲁姆斯有限公司 包括具有二维扩展的光导光学元件的光学系统
IL294538B2 (en) 2020-02-24 2025-12-01 Lumus Ltd Mixed reality combiner
TW202542601A (zh) 2020-05-24 2025-11-01 以色列商魯姆斯有限公司 複合光導光學元件
CN115552171B (zh) 2020-05-24 2024-01-23 鲁姆斯有限公司 复合光导光学元件的制造方法以及光学结构
WO2021245664A1 (en) 2020-06-01 2021-12-09 Lumus Ltd. Virtual image delivery system for near eye displays
WO2022044001A1 (en) 2020-08-23 2022-03-03 Lumus Ltd. Optical system for two-dimensional expansion of an image reducing glints and ghosts from the waveduide
CN115885215A (zh) 2020-08-26 2023-03-31 鲁姆斯有限公司 使用白光作为源生成彩色图像
WO2022044019A1 (en) 2020-08-30 2022-03-03 Lumus Ltd. Reflective slm image projector with intermediate image plane
DE202021104723U1 (de) 2020-09-11 2021-10-18 Lumus Ltd. An ein optisches Lichtleiterelement gekoppelter Bildprojektor
EP4222416B1 (en) 2020-10-01 2025-12-10 Lumus Ltd. Compound light-guide optical elements
JP7705673B2 (ja) 2021-02-16 2025-07-10 ルーマス リミテッド リターダ素子を有する２次元拡張用導光光学素子を含む光学系
JP7490286B2 (ja) 2021-02-25 2024-05-27 ルーマス リミテッド 矩形導波路を有する光学アパーチャ増倍器
EP4237903B1 (en) 2021-03-01 2024-09-04 Lumus Ltd. Optical system with compact coupling from a projector into a waveguide
KR20240097972A (ko) 2021-05-19 2024-06-27 루머스 리미티드 액티브 광학 엔진
EP4256396A4 (en) 2021-07-04 2024-05-29 Lumus Ltd. DISPLAY WITH STACKED FIBER OPTICS TO PROVIDE DIFFERENT PARTS OF THE FIELD OF VIEW
IL310952A (en) 2021-08-23 2024-04-01 Lumus Ltd Methods of fabrication of compound light-guide optical elements having embedded coupling-inreflectors
US12320983B1 (en) 2022-08-18 2025-06-03 Lumus Ltd. Image projector with polarizing catadioptric collimator

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US2422376A (en) * 1943-11-27 1947-06-17 Bausch & Lomb Light beam divider
US2669902A (en) * 1950-09-26 1954-02-23 Gen Electric Binocular optical system
US3521944A (en) * 1967-06-14 1970-07-28 Fuji Photo Optical Co Ltd Relay optical system for color television camera having four light paths
JPS51114822A (en) * 1975-04-02 1976-10-08 Fuji Photo Optical Co Ltd Color tv camera color separation optical system
JPS5465048A (en) * 1977-11-02 1979-05-25 Minolta Camera Co Ltd Reflection type optical system of television projector
US4415348A (en) * 1980-05-29 1983-11-15 Zenith Radio Corporation Method of manufacture for projection television system
US4425028A (en) * 1981-12-28 1984-01-10 Hughes Aircraft Company High efficiency optical tank for three color liquid crystal light valve image projection with color selective prepolarization and single projection lens
US4464018A (en) * 1981-12-28 1984-08-07 Hughes Aircraft Company Liquid crystal light valve image projection system with color selective prepolarization and blue mirror
US4544237A (en) * 1981-12-28 1985-10-01 Hughes Aircraft Company High efficiency optical tank for two-color liquid crystal light valve image projection with color selective prepolarization
US4500172A (en) * 1981-12-28 1985-02-19 Hughes Aircraft Company Two color liquid crystal light valve image projection system with single prepolarizer
US4464019A (en) * 1981-12-28 1984-08-07 Hughes Aircraft Company Two-color liquid crystal light valve image projection system with color selective prepolarizers in single optical tank
DE3277280D1 (en) * 1981-12-28 1987-10-15 Hughes Aircraft Co High efficiency optical system for three-color liquid crystal light valve image projection with color selective prepolarization
US4571628A (en) * 1984-03-23 1986-02-18 Thirstol Thornton Portable video viewing assembly

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2007289622A (ja) * 2006-03-31 2007-11-08 Yoshino Kogyosho Co Ltd 芳香剤容器

Also Published As

Publication number Publication date
KR900000333B1 (ko) 1990-01-25
EP0185737A1 (en) 1986-07-02
WO1986000485A1 (en) 1986-01-16
IL75517A0 (en) 1985-10-31
JPS61502494A (ja) 1986-10-30
DE3579226D1 (de) 1990-09-20
NO171040B (no) 1992-10-05
NO860631L (no) 1986-02-19
US4715684A (en) 1987-12-29
EP0185737B1 (en) 1990-08-16
NO171040C (no) 1993-01-13
JPH0535383Y2 (en:Method) 1993-09-08
KR860700201A (ko) 1986-03-31

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