JPS6225933U - - Google Patents

Info

Publication number
JPS6225933U
JPS6225933U JP1985116189U JP11618985U JPS6225933U JP S6225933 U JPS6225933 U JP S6225933U JP 1985116189 U JP1985116189 U JP 1985116189U JP 11618985 U JP11618985 U JP 11618985U JP S6225933 U JPS6225933 U JP S6225933U
Authority
JP
Japan
Prior art keywords
liquid crystal
display panel
crystal display
projection lens
lens
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
JP1985116189U
Other languages
English (en)
Japanese (ja)
Other versions
JPH0535388Y2 (US07655688-20100202-C00548.png
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 JP1985116189U priority Critical patent/JPH0535388Y2/ja
Priority to US06/880,803 priority patent/US4722593A/en
Publication of JPS6225933U publication Critical patent/JPS6225933U/ja
Application granted granted Critical
Publication of JPH0535388Y2 publication Critical patent/JPH0535388Y2/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]
    • 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
    • H04N9/3108—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 by using a single electronic spatial light modulator
    • 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
    • G02F1/133526—Lenses, e.g. microlenses or Fresnel lenses
    • 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
    • G03B21/005—Projectors using an electronic spatial light modulator but not peculiar thereto
    • G03B21/006—Projectors using an electronic spatial light modulator but not peculiar thereto using LCD's
    • 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
    • H04N9/3152—Modulator illumination systems for shaping the light beam

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • General Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Chemical & Material Sciences (AREA)
  • Mathematical Physics (AREA)
  • Optics & Photonics (AREA)
  • Devices For Indicating Variable Information By Combining Individual Elements (AREA)
  • Liquid Crystal (AREA)
  • Projection Apparatus (AREA)
JP1985116189U 1985-07-29 1985-07-29 Expired - Lifetime JPH0535388Y2 (US07655688-20100202-C00548.png)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP1985116189U JPH0535388Y2 (US07655688-20100202-C00548.png) 1985-07-29 1985-07-29
US06/880,803 US4722593A (en) 1985-07-29 1986-07-01 Liquid-crystal projector with light beam reduction lens array for improved brightness of image outer portions

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1985116189U JPH0535388Y2 (US07655688-20100202-C00548.png) 1985-07-29 1985-07-29

Publications (2)

Publication Number Publication Date
JPS6225933U true JPS6225933U (US07655688-20100202-C00548.png) 1987-02-17
JPH0535388Y2 JPH0535388Y2 (US07655688-20100202-C00548.png) 1993-09-08

Family

ID=14681030

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1985116189U Expired - Lifetime JPH0535388Y2 (US07655688-20100202-C00548.png) 1985-07-29 1985-07-29

Country Status (2)

Country Link
US (1) US4722593A (US07655688-20100202-C00548.png)
JP (1) JPH0535388Y2 (US07655688-20100202-C00548.png)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH01302387A (ja) * 1988-05-31 1989-12-06 Seiko Epson Corp 液晶プロジェクタ
JPH03241331A (ja) * 1990-02-20 1991-10-28 Fujitsu General Ltd プロジェクタ装置

Families Citing this family (75)

* Cited by examiner, † Cited by third party
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JPH0623817B2 (ja) * 1985-07-18 1994-03-30 旭光学工業株式会社 液晶投写型画像表示装置
US4875064A (en) * 1986-08-06 1989-10-17 Casio Computer Co., Ltd. Projector apparatus with mirror means
CA1278080C (en) * 1986-08-20 1990-12-18 Yasuo Yamagishi Projection-type multi-color liquid crystal display device
JPS63229430A (ja) * 1987-03-18 1988-09-26 Nec Corp 液晶デイスプレイ
US5255029A (en) * 1987-04-30 1993-10-19 Nview Corporation Liquid crystal display for projection systems
US5227821A (en) * 1987-04-30 1993-07-13 Nview Corporation Liquid crystal display for projection systems
US4976536A (en) * 1987-04-30 1990-12-11 Nview Corporation Liquid crystal display for projection systems
US5187510A (en) * 1987-04-30 1993-02-16 Nview Corporation Liquid crystal display for projection systems
EP0313395B1 (en) * 1987-10-21 1993-04-14 Sharp Kabushiki Kaisha A projection-type color display apparatus
US5302946A (en) * 1988-07-21 1994-04-12 Leonid Shapiro Stacked display panel construction and method of making same
US5153568A (en) * 1988-07-21 1992-10-06 Proxima Corporation Liquid crystal display panel system and method of using same
US5089810A (en) * 1990-04-09 1992-02-18 Computer Accessories Corporation Stacked display panel construction and method of making same
JP2862571B2 (ja) * 1988-07-28 1999-03-03 株式会社東芝 透過型液晶表示装置
JP2645862B2 (ja) * 1988-08-11 1997-08-25 株式会社日立製作所 半導体発光装置およびその応用製品
US5032022A (en) * 1988-09-14 1991-07-16 Casio Computer Co., Ltd. Projector
US5220363A (en) * 1988-09-14 1993-06-15 Casio Computer Co., Ltd. Projector
US5042921A (en) * 1988-10-25 1991-08-27 Casio Computer Co., Ltd. Liquid crystal display apparatus
JP2756514B2 (ja) * 1988-12-09 1998-05-25 ホシデン・フィリップス・ディスプレイ株式会社 プロジェクション装置
JP2548359B2 (ja) * 1989-03-01 1996-10-30 松下電器産業株式会社 投影レンズとそれを用いたプロジェクションテレビ
US4991956A (en) * 1989-03-02 1991-02-12 Griffin Stephen L Apparatus for facilitating correlation with a transparency image
US5050965A (en) * 1989-09-01 1991-09-24 In Focus Systems, Inc. Color display using supertwisted nematic liquid crystal material
USRE36654E (en) * 1989-03-28 2000-04-11 In Focus Systems, Inc. Stacked LCD color display
US4917465A (en) * 1989-03-28 1990-04-17 In Focus Systems, Inc. Color display system
US5155612A (en) * 1989-06-09 1992-10-13 Sharp Kabushiki Kaisha Liquid crystal display device with light shield
JPH0353221A (ja) * 1989-07-20 1991-03-07 Sharp Corp 投影型カラー画像表示装置
JPH03140920A (ja) * 1989-10-26 1991-06-14 Matsushita Electric Ind Co Ltd 投写型表示装置及び該投写型表示装置に用いる液晶表示装置
JPH03192212A (ja) * 1989-12-21 1991-08-22 Sharp Corp 投影型画像表示装置
US5083854A (en) * 1990-02-15 1992-01-28 Greyhawk Systems, Inc. Spatial light modulator with improved aperture ratio
JPH07107594B2 (ja) * 1990-02-26 1995-11-15 シャープ株式会社 投影型画像表示装置
US5184248A (en) * 1990-07-16 1993-02-02 U.S. Philips Corporation Image projection apparatus
US5237399A (en) * 1990-07-31 1993-08-17 Nippon Avionics Co., Ltd. Liquid crystal color projection apparatus for modifying and projecting display images obtained from liquid crystal panels
JP2831510B2 (ja) * 1991-03-14 1998-12-02 株式会社日立製作所 液晶表示素子及びこれを用いた液晶表示装置
US5758956A (en) * 1991-04-30 1998-06-02 Vari-Lite, Inc. High intensity lighting projectors
US5282121A (en) * 1991-04-30 1994-01-25 Vari-Lite, Inc. High intensity lighting projectors
US6769792B1 (en) 1991-04-30 2004-08-03 Genlyte Thomas Group Llc High intensity lighting projectors
US5313234A (en) * 1991-07-26 1994-05-17 Sayett Group, Inc. Liquid crystal projector
EP0545052B1 (en) * 1991-10-21 1996-01-03 Canon Kabushiki Kaisha Illuminating device and projector utilizing the same
FR2683332B1 (fr) * 1991-11-05 1995-01-06 Didier Leclercq Dispositif pour produire un faisceau a section oblongue a partir d'une source, notamment pour l'eclairage d'une scene.
JPH05150191A (ja) * 1991-12-02 1993-06-18 Nippon Avionics Co Ltd 直線偏光変換装置
US5541746A (en) * 1992-08-19 1996-07-30 Sanyo Electric Co., Ltd. Light source device for use in liquid crystal projectors
KR950014336B1 (ko) * 1993-09-16 1995-11-24 엘지전자주식회사 화상투사장치
US5823662A (en) * 1994-08-25 1998-10-20 Lightware, Inc. High efficiency illumination system
US5841579A (en) * 1995-06-07 1998-11-24 Silicon Light Machines Flat diffraction grating light valve
US7157724B2 (en) * 1996-02-08 2007-01-02 Bright Solutions, Inc. Detection lamp
US5959306A (en) * 1996-02-08 1999-09-28 Bright Solutions, Inc. Portable light source and system for use in leak detection
US6590220B1 (en) * 1996-02-08 2003-07-08 Bright Solutions, Inc. Leak detection lamp
US7253557B2 (en) * 1996-02-08 2007-08-07 Bright Solutions, Inc. Light source provided with a housing enclosing voltage regulator means and method of manufacturing thereof
GB2317290B (en) * 1996-09-11 2000-12-06 Seos Displays Ltd Image display apparatus
IT1297232B1 (it) * 1996-11-29 1999-08-09 Gizeta Di Giuseppe Zacche Metodo ed apperecchio per proiettare e muovere immagini nello spazio su angolazioni di oltre 360 gradi attraverso lo spostamento disgiunto
US5982553A (en) * 1997-03-20 1999-11-09 Silicon Light Machines Display device incorporating one-dimensional grating light-valve array
US6088102A (en) * 1997-10-31 2000-07-11 Silicon Light Machines Display apparatus including grating light-valve array and interferometric optical system
US6271808B1 (en) 1998-06-05 2001-08-07 Silicon Light Machines Stereo head mounted display using a single display device
US6130770A (en) * 1998-06-23 2000-10-10 Silicon Light Machines Electron gun activated grating light valve
US6101036A (en) 1998-06-23 2000-08-08 Silicon Light Machines Embossed diffraction grating alone and in combination with changeable image display
US6215579B1 (en) 1998-06-24 2001-04-10 Silicon Light Machines Method and apparatus for modulating an incident light beam for forming a two-dimensional image
US6303986B1 (en) 1998-07-29 2001-10-16 Silicon Light Machines Method of and apparatus for sealing an hermetic lid to a semiconductor die
US6707591B2 (en) 2001-04-10 2004-03-16 Silicon Light Machines Angled illumination for a single order light modulator based projection system
US6747781B2 (en) 2001-06-25 2004-06-08 Silicon Light Machines, Inc. Method, apparatus, and diffuser for reducing laser speckle
US6782205B2 (en) 2001-06-25 2004-08-24 Silicon Light Machines Method and apparatus for dynamic equalization in wavelength division multiplexing
US6829092B2 (en) 2001-08-15 2004-12-07 Silicon Light Machines, Inc. Blazed grating light valve
US6785001B2 (en) * 2001-08-21 2004-08-31 Silicon Light Machines, Inc. Method and apparatus for measuring wavelength jitter of light signal
US6800238B1 (en) 2002-01-15 2004-10-05 Silicon Light Machines, Inc. Method for domain patterning in low coercive field ferroelectrics
US6767751B2 (en) 2002-05-28 2004-07-27 Silicon Light Machines, Inc. Integrated driver process flow
US6728023B1 (en) 2002-05-28 2004-04-27 Silicon Light Machines Optical device arrays with optimized image resolution
US6822797B1 (en) 2002-05-31 2004-11-23 Silicon Light Machines, Inc. Light modulator structure for producing high-contrast operation using zero-order light
US6829258B1 (en) 2002-06-26 2004-12-07 Silicon Light Machines, Inc. Rapidly tunable external cavity laser
US6714337B1 (en) 2002-06-28 2004-03-30 Silicon Light Machines Method and device for modulating a light beam and having an improved gamma response
US6813059B2 (en) 2002-06-28 2004-11-02 Silicon Light Machines, Inc. Reduced formation of asperities in contact micro-structures
US6801354B1 (en) 2002-08-20 2004-10-05 Silicon Light Machines, Inc. 2-D diffraction grating for substantially eliminating polarization dependent losses
US7057795B2 (en) * 2002-08-20 2006-06-06 Silicon Light Machines Corporation Micro-structures with individually addressable ribbon pairs
US6712480B1 (en) 2002-09-27 2004-03-30 Silicon Light Machines Controlled curvature of stressed micro-structures
US6829077B1 (en) 2003-02-28 2004-12-07 Silicon Light Machines, Inc. Diffractive light modulator with dynamically rotatable diffraction plane
US6806997B1 (en) 2003-02-28 2004-10-19 Silicon Light Machines, Inc. Patterned diffractive light modulator ribbon for PDL reduction
US7350939B2 (en) * 2005-05-20 2008-04-01 Infocus Corporation Alignment structure for use with a light source and/or a light gathering reflector
JP2015132666A (ja) * 2014-01-10 2015-07-23 三菱電機株式会社 光源光学系、光源装置およびプロジェクタ装置

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5555314A (en) * 1978-10-17 1980-04-23 Pacific Kogyo Kk Projecting method
JPS57179815A (en) * 1981-04-28 1982-11-05 Ricoh Co Ltd Positioning method for prism for forming laser beam

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US2787935A (en) * 1946-09-30 1957-04-09 Nippon Kogaku Kk Optical projection condensing lens system of variable magnification of the cross section of the light ray bundle
US4060316A (en) * 1975-02-25 1977-11-29 Xerox Corporation Imaging method
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US4479119A (en) * 1980-07-16 1984-10-23 Ricoh Company, Ltd. CRT Display device
DE3220408C2 (de) * 1982-05-29 1985-05-15 Optische Werke G. Rodenstock, 8000 München Abtastobjektiv
GB2143963A (en) * 1983-07-25 1985-02-20 Philips Electronic Associated Projection lens system
US4613207A (en) * 1984-05-08 1986-09-23 Manchester R & D Partnership Liquid crystal projector and method
US4671634A (en) * 1985-03-19 1987-06-09 Casio Computer Co., Ltd. Liquid crystal projector

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5555314A (en) * 1978-10-17 1980-04-23 Pacific Kogyo Kk Projecting method
JPS57179815A (en) * 1981-04-28 1982-11-05 Ricoh Co Ltd Positioning method for prism for forming laser beam

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH01302387A (ja) * 1988-05-31 1989-12-06 Seiko Epson Corp 液晶プロジェクタ
JPH03241331A (ja) * 1990-02-20 1991-10-28 Fujitsu General Ltd プロジェクタ装置

Also Published As

Publication number Publication date
JPH0535388Y2 (US07655688-20100202-C00548.png) 1993-09-08
US4722593A (en) 1988-02-02

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