JPS50123295A - - Google Patents

Info

Publication number
JPS50123295A
JPS50123295A JP49029744A JP2974474A JPS50123295A JP S50123295 A JPS50123295 A JP S50123295A JP 49029744 A JP49029744 A JP 49029744A JP 2974474 A JP2974474 A JP 2974474A JP S50123295 A JPS50123295 A JP S50123295A
Authority
JP
Japan
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.)
Pending
Application number
JP49029744A
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 JP49029744A priority Critical patent/JPS50123295A/ja
Priority to GB8897/75A priority patent/GB1478931A/en
Priority to FR7507845A priority patent/FR2264344A1/fr
Priority to CH330575A priority patent/CH615076B5/xx
Priority to US05/558,461 priority patent/US4011001A/en
Priority to DE19752511252 priority patent/DE2511252A1/de
Publication of JPS50123295A publication Critical patent/JPS50123295A/ja
Pending legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/0001—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems
    • G02B6/0011—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems the light guides being planar or of plate-like form
    • G02B6/0033—Means for improving the coupling-out of light from the light guide
    • G02B6/0035—Means for improving the coupling-out of light from the light guide provided on the surface of the light guide or in the bulk of it
    • G02B6/0036—2-D arrangement of prisms, protrusions, indentations or roughened surfaces
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/0001—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems
    • G02B6/0011—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems the light guides being planar or of plate-like form
    • G02B6/0033—Means for improving the coupling-out of light from the light guide
    • G02B6/0056—Means for improving the coupling-out of light from the light guide for producing polarisation effects, e.g. by a surface with polarizing properties or by an additional polarizing elements
    • 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
    • G02F1/133615—Edge-illuminating devices, i.e. illuminating from the side
    • G—PHYSICS
    • G04—HOROLOGY
    • G04G—ELECTRONIC TIME-PIECES
    • G04G9/00—Visual time or date indication means
    • G04G9/0023—Visual time or date indication means by light valves in general
    • G04G9/0029—Details
    • G04G9/0035—Details constructional
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/0001—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems
    • G02B6/0011—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems the light guides being planar or of plate-like form
    • G02B6/0033—Means for improving the coupling-out of light from the light guide
    • G02B6/005—Means for improving the coupling-out of light from the light guide provided by one optical element, or plurality thereof, placed on the light output side of the light guide
    • G02B6/0055—Reflecting element, sheet or layer
    • 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
    • G02F1/137—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 characterised by the electro-optical or magneto-optical effect, e.g. field-induced phase transition, orientation effect, guest-host interaction or dynamic scattering
    • G02F1/13743—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 characterised by the electro-optical or magneto-optical effect, e.g. field-induced phase transition, orientation effect, guest-host interaction or dynamic scattering based on electrohydrodynamic instabilities or domain formation in liquid crystals
    • G02F1/1375—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 characterised by the electro-optical or magneto-optical effect, e.g. field-induced phase transition, orientation effect, guest-host interaction or dynamic scattering based on electrohydrodynamic instabilities or domain formation in liquid crystals using dynamic scattering
    • 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
    • G02F1/137—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 characterised by the electro-optical or magneto-optical effect, e.g. field-induced phase transition, orientation effect, guest-host interaction or dynamic scattering
    • G02F1/139—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 characterised by the electro-optical or magneto-optical effect, e.g. field-induced phase transition, orientation effect, guest-host interaction or dynamic scattering based on orientation effects in which the liquid crystal remains transparent
JP49029744A 1974-03-15 1974-03-15 Pending JPS50123295A (ja)

Priority Applications (6)

Application Number Priority Date Filing Date Title
JP49029744A JPS50123295A (ja) 1974-03-15 1974-03-15
GB8897/75A GB1478931A (en) 1974-03-15 1975-03-04 Liquid crystal display device
FR7507845A FR2264344A1 (ja) 1974-03-15 1975-03-13
CH330575A CH615076B5 (ja) 1974-03-15 1975-03-14
US05/558,461 US4011001A (en) 1974-03-15 1975-03-14 Liquid crystal device
DE19752511252 DE2511252A1 (de) 1974-03-15 1975-03-14 Optische wiedergabeeinrichtung

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP49029744A JPS50123295A (ja) 1974-03-15 1974-03-15

Publications (1)

Publication Number Publication Date
JPS50123295A true JPS50123295A (ja) 1975-09-27

Family

ID=12284597

Family Applications (1)

Application Number Title Priority Date Filing Date
JP49029744A Pending JPS50123295A (ja) 1974-03-15 1974-03-15

Country Status (6)

Country Link
US (1) US4011001A (ja)
JP (1) JPS50123295A (ja)
CH (1) CH615076B5 (ja)
DE (1) DE2511252A1 (ja)
FR (1) FR2264344A1 (ja)
GB (1) GB1478931A (ja)

Families Citing this family (41)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH600471A5 (ja) * 1976-06-24 1978-06-15 Bbc Brown Boveri & Cie
CH412376A4 (ja) * 1976-04-02 1977-08-31
CH608934B5 (de) * 1976-06-03 1979-10-31 Bbc Brown Boveri & Cie Elektro-optische anzeigevorrichtung
US4212048A (en) * 1978-06-16 1980-07-08 General Electric Company Illuminator for reflective dichroic liquid crystal displays
DE2827573C2 (de) * 1978-06-23 1983-02-03 Blaupunkt-Werke Gmbh, 3200 Hildesheim Großflächige Lichtquelle
DE3030064A1 (de) * 1980-08-08 1982-03-11 Vdo Adolf Schindling Ag, 6000 Frankfurt Passive elektrooptische anzeigevorrichtung
US4870484A (en) * 1983-05-13 1989-09-26 Seiko Epson Corporation Color display device using light shutter and color filters
DE3343829A1 (de) * 1983-12-03 1985-06-13 Albert Ackermann GmbH & Co KG, 5270 Gummersbach Vorrichtung zur beleuchtung einer wenigstens teilweise lichtdurchlaessigen anzeigescheibe
JPS612685U (ja) * 1984-06-12 1986-01-09 株式会社 ワコム 液晶パネルデイスプレイ
JPS6155684A (ja) * 1984-08-27 1986-03-20 三菱レイヨン株式会社 光拡散装置
NO159899C (no) * 1986-03-25 1989-02-15 Kjell Hansen Skjerm for bildefremvisning og/eller -opptak.
US4874228A (en) * 1987-03-24 1989-10-17 Minnesota Mining And Manufacturing Company Back-lit display
JPH0243516A (ja) * 1988-08-03 1990-02-14 Pioneer Electron Corp 液晶表示装置
US5054885A (en) * 1988-10-11 1991-10-08 Minnesota Mining And Manfuacturing Company Light fixture including a partially collimated beam of light and reflective prisms having peaks lying on a curved surface
KR970008351B1 (ko) * 1991-12-03 1997-05-23 샤프 가부시끼가이샤 액정 표시 장치
JP2566449Y2 (ja) * 1991-12-11 1998-03-25 シャープ株式会社 液晶表示装置
GB2269686A (en) * 1992-07-09 1994-02-16 Nat Electronics & Watch Compan Time piece display.
JPH071428U (ja) * 1993-06-04 1995-01-10 株式会社エンプラス 面光源装置
US5461547A (en) * 1993-07-20 1995-10-24 Precision Lamp, Inc. Flat panel display lighting system
US5464490A (en) * 1993-08-18 1995-11-07 Casio Computer Co., Ltd. Process for manufacturing liquid crystal display
US5485354A (en) * 1993-09-09 1996-01-16 Precision Lamp, Inc. Flat panel display lighting system
US5440197A (en) * 1993-10-05 1995-08-08 Tir Technologies, Inc. Backlighting apparatus for uniformly illuminating a display panel
CN1051379C (zh) * 1993-10-05 2000-04-12 梯尔技术公司 用于背照明的光源
US6313892B2 (en) 1993-10-05 2001-11-06 Teledyne Lighting And Display Products, Inc. Light source utilizing reflective cavity having sloped side surfaces
DE19521254A1 (de) * 1994-06-24 1996-01-04 Minnesota Mining & Mfg Anzeigesystem mit Helligkeitsverstärkungsfilm
WO1996017207A1 (en) * 1994-11-29 1996-06-06 Precision Lamp, Inc. Edge light for panel display
US6473554B1 (en) 1996-12-12 2002-10-29 Teledyne Lighting And Display Products, Inc. Lighting apparatus having low profile
US6007209A (en) * 1997-03-19 1999-12-28 Teledyne Industries, Inc. Light source for backlighting
EP0886171A1 (fr) * 1997-06-20 1998-12-23 Koninklijke Philips Electronics N.V. Dispositif d'affichage à cristaux liquides et appareil électronique comportant un tel dispositif.
JPH11125816A (ja) * 1997-10-21 1999-05-11 Rohm Co Ltd バックライト式液晶表示装置の構造
US6166787A (en) * 1998-03-17 2000-12-26 Motorola, Inc. Optical display device having prismatic film for enhanced viewing
US6134092A (en) * 1998-04-08 2000-10-17 Teledyne Lighting And Display Products, Inc. Illumination device for non-emissive displays
US6285425B1 (en) 1998-06-29 2001-09-04 Motorola, Inc. Ridged reflector for an optical display having a curved and a planar facet for each ridge
US6285426B1 (en) 1998-07-06 2001-09-04 Motorola, Inc. Ridged reflector having optically transmissive properties for an optical display device
TW523627B (en) * 1998-07-14 2003-03-11 Hitachi Ltd Liquid crystal display device
AU2002249855A1 (en) 2000-12-21 2002-07-24 Zetetic Institute Catoptric and catadioptric imaging systems
KR20030029251A (ko) * 2001-10-05 2003-04-14 삼성전자주식회사 액정 표시 장치
US20060072302A1 (en) * 2004-10-01 2006-04-06 Chien Tseng L Electro-luminescent (EL) illuminated wall plate device with push-tighten frame means
EP1566590B1 (en) * 2002-11-29 2011-07-13 Fujitsu Limited Illumination device and liquid crystal display device
US6717736B1 (en) 2003-02-13 2004-04-06 Zetetic Institute Catoptric and catadioptric imaging systems
USD735589S1 (en) * 2012-02-28 2015-08-04 Movado Llc Watch case

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5062595A (ja) * 1973-10-03 1975-05-28

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH697470A4 (ja) * 1970-05-11 1972-08-31
US3840695A (en) * 1972-10-10 1974-10-08 Westinghouse Electric Corp Liquid crystal image display panel with integrated addressing circuitry
US3864905A (en) * 1973-11-14 1975-02-11 Hoffmann La Roche Horological instrument incorporating means for illuminating a liquid crystal display

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5062595A (ja) * 1973-10-03 1975-05-28

Also Published As

Publication number Publication date
FR2264344A1 (ja) 1975-10-10
CH615076B5 (ja) 1980-07-15
GB1478931A (en) 1977-07-06
CH615076GA3 (ja) 1980-01-15
DE2511252A1 (de) 1975-09-18
US4011001A (en) 1977-03-08

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