CA2227564A1 - Electroluminescent lamp using multilayer optical film - Google Patents

Electroluminescent lamp using multilayer optical film

Info

Publication number
CA2227564A1
CA2227564A1 CA002227564A CA2227564A CA2227564A1 CA 2227564 A1 CA2227564 A1 CA 2227564A1 CA 002227564 A CA002227564 A CA 002227564A CA 2227564 A CA2227564 A CA 2227564A CA 2227564 A1 CA2227564 A1 CA 2227564A1
Authority
CA
Canada
Prior art keywords
multilayer optical
optical film
electroluminescent lamp
optical films
reflect
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
CA002227564A
Other languages
French (fr)
Other versions
CA2227564C (en
Inventor
Olester Benson Jr.
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.)
3M Co
Original Assignee
Minnesota Mining And Manufacturing Company
Olester Benson Jr.
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 Minnesota Mining And Manufacturing Company, Olester Benson Jr. filed Critical Minnesota Mining And Manufacturing Company
Publication of CA2227564A1 publication Critical patent/CA2227564A1/en
Application granted granted Critical
Publication of CA2227564C publication Critical patent/CA2227564C/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B33/00—Electroluminescent light sources
    • H05B33/12—Light sources with substantially two-dimensional radiating surfaces
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B33/00—Electroluminescent light sources
    • H05B33/12—Light sources with substantially two-dimensional radiating surfaces
    • H05B33/22—Light sources with substantially two-dimensional radiating surfaces characterised by the chemical or physical composition or the arrangement of auxiliary dielectric or reflective layers
    • 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
    • G02F1/133528—Polarisers
    • G02F1/133536—Reflective polarizers
    • 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
    • G02F1/133528—Polarisers
    • G02F1/133545—Dielectric stack polarisers
    • 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

Abstract

Electroluminescent lamps incorporating one or more multilayer optical films according to the present invention to polarize and/or reflect light. The multilayer optical films exhibit the ability to reflect significant amounts of normal and off-axis incident light.
CA002227564A 1995-08-11 1996-07-29 Electroluminescent lamp using multilayer optical film Expired - Fee Related CA2227564C (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US51417295A 1995-08-11 1995-08-11
US08/514172 1995-08-11
PCT/US1996/012399 WO1997007653A1 (en) 1995-08-11 1996-07-29 Electroluminescent lamp using multilayer optical film

Publications (2)

Publication Number Publication Date
CA2227564A1 true CA2227564A1 (en) 1997-02-27
CA2227564C CA2227564C (en) 2006-04-04

Family

ID=24046090

Family Applications (1)

Application Number Title Priority Date Filing Date
CA002227564A Expired - Fee Related CA2227564C (en) 1995-08-11 1996-07-29 Electroluminescent lamp using multilayer optical film

Country Status (12)

Country Link
US (1) US5831375A (en)
EP (1) EP0843953B1 (en)
JP (1) JPH11510948A (en)
KR (1) KR100401041B1 (en)
CN (1) CN1100472C (en)
AU (1) AU716882B2 (en)
BR (1) BR9610006A (en)
CA (1) CA2227564C (en)
DE (1) DE69616075T2 (en)
IL (1) IL122911A0 (en)
MX (1) MX9800827A (en)
WO (1) WO1997007653A1 (en)

Families Citing this family (87)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6804058B1 (en) * 1993-12-21 2004-10-12 3M Innovative Properties Company Electroluminescent light source and display incorporating same
DE69435173D1 (en) 1993-12-21 2009-01-15 Minnesota Mining & Mfg Multilayer optical film
JPH09245966A (en) * 1996-03-04 1997-09-19 Matsushita Electric Ind Co Ltd El lamp having photo-transmissive reflection layer and manufacture of el lamp
GB2316228B (en) * 1996-04-10 2000-12-06 Cambridge Display Tech Ltd High contrast electroluminescent displays
JPH10115826A (en) * 1996-08-23 1998-05-06 Seiko Epson Corp Display element and electronic equipment using the same
JP3331903B2 (en) 1996-08-23 2002-10-07 セイコーエプソン株式会社 Display element and electronic device using the same
CN1133895C (en) 1996-09-17 2004-01-07 精工爱普生株式会社 Display and electronic apparatus using the same
TW477909B (en) 1996-09-17 2002-03-01 Seiko Epson Corp Liquid crystal display device and electronic apparatus using the same
US6184955B1 (en) 1997-01-17 2001-02-06 Seiko Epson Corporation Liquid crystal device and electronic apparatus using it
JPH10260403A (en) * 1997-01-20 1998-09-29 Seiko Epson Corp Liquid-crystal device and electronic equipment
US6529250B1 (en) 1997-05-22 2003-03-04 Seiko Epson Corporation Projector
JP3702643B2 (en) * 1997-06-09 2005-10-05 セイコーエプソン株式会社 Display device and electronic timepiece
US6141068A (en) * 1997-06-13 2000-10-31 Seiko Epson Corporation Display devices, electronic apparatus using the same, and polarized light separator
CN1122869C (en) 1997-06-13 2003-10-01 精工爱普生株式会社 Display and electronic device
JPH1184034A (en) 1997-07-09 1999-03-26 Seiko Epson Corp Electronic timepiece
EP0935155A4 (en) 1997-07-25 2000-04-05 Seiko Epson Corp Display and electronic device equipped with the same
CN1143163C (en) 1997-07-25 2004-03-24 精工爱普生株式会社 Display and electronic device equipped with same
JP3802658B2 (en) * 1997-08-07 2006-07-26 セイコーエプソン株式会社 Liquid crystal display device and electronic apparatus using the same
US6798468B1 (en) 1997-09-18 2004-09-28 Seiko Epson Corporation Display device with a light-reflective polarizer and electronic apparatus employing the same
JP3460588B2 (en) * 1997-09-18 2003-10-27 セイコーエプソン株式会社 Display device and electronic device using the same
US6627300B1 (en) 1997-10-12 2003-09-30 3M Innovative Properties Company Optical device containing polymeric material domains having different degrees of randomness
JP3614001B2 (en) 1997-12-03 2005-01-26 セイコーエプソン株式会社 Projection device
US6120026A (en) * 1998-01-13 2000-09-19 3M Innovative Properties Co. Game with privacy material
US6053795A (en) * 1998-01-13 2000-04-25 3M Innovative Properties Company Toy having image mode and changed image mode
US6788463B2 (en) 1998-01-13 2004-09-07 3M Innovative Properties Company Post-formable multilayer optical films and methods of forming
US6130780A (en) * 1998-02-19 2000-10-10 Massachusetts Institute Of Technology High omnidirectional reflector
BR9912618A (en) * 1998-07-31 2001-05-02 Minnesota Mining & Mfg Article comprising a multilayer optical film and process of making the same
GB2344691A (en) * 1998-12-12 2000-06-14 Sharp Kk An electroluminescent device
JP2000221897A (en) * 1999-02-01 2000-08-11 Seiko Epson Corp Display device and electronic device using same
GB2351840A (en) 1999-06-02 2001-01-10 Seiko Epson Corp Multicolour light emitting devices.
US6411019B1 (en) * 1999-07-27 2002-06-25 Luxell Technologies Inc. Organic electroluminescent device
KR100742015B1 (en) * 1999-09-30 2007-07-23 코닌클리즈케 필립스 일렉트로닉스 엔.브이. Electric lamp
US6654170B1 (en) 1999-10-12 2003-11-25 3M Innovative Properties Company Optical device having continuous and disperse phases
US6673275B1 (en) 1999-10-12 2004-01-06 3M Innovative Properties Company Method for making optical devices from homopolymers
US6639355B1 (en) 1999-12-20 2003-10-28 Morgan Adhesives Company Multidirectional electroluminescent lamp structures
US6624569B1 (en) 1999-12-20 2003-09-23 Morgan Adhesives Company Electroluminescent labels
US6621212B1 (en) 1999-12-20 2003-09-16 Morgan Adhesives Company Electroluminescent lamp structure
JP4053260B2 (en) * 2000-10-18 2008-02-27 シャープ株式会社 Organic electroluminescence display element
US6710541B2 (en) * 2000-12-22 2004-03-23 Reveo, Inc. Polarized light sources and methods for making the same
JP4644938B2 (en) * 2001-01-15 2011-03-09 ソニー株式会社 Organic electroluminescence device
US7148513B2 (en) * 2001-06-20 2006-12-12 Reveo, Inc Backlight units for liquid crystal displays
JP2004004149A (en) * 2002-04-23 2004-01-08 Nitto Denko Corp Neutral polarization plate and image display device
CA2419121A1 (en) * 2002-05-03 2003-11-03 Luxell Technologies, Inc. Dark layer for an electroluminescent device
US20030206256A1 (en) * 2002-05-06 2003-11-06 Drain Kieran F. Display device with backlight
US7242140B2 (en) * 2002-05-10 2007-07-10 Seiko Epson Corporation Light emitting apparatus including resin banks and electronic device having same
US6922020B2 (en) 2002-06-19 2005-07-26 Morgan Adhesives Company Electroluminescent lamp module and processing method
DE10228939A1 (en) * 2002-06-28 2004-01-15 Philips Intellectual Property & Standards Gmbh Electroluminescent device with transparent cathode
JP2004095340A (en) * 2002-08-30 2004-03-25 Seiko Instruments Inc Self-luminous type display device
WO2004068603A2 (en) * 2003-01-27 2004-08-12 3M Innovative Properties Company Phosphor based light source component and method of making
US20040145289A1 (en) * 2003-01-27 2004-07-29 3M Innovative Properties Company Phosphor based light sources having a non-planar short pass reflector and method of making
US7157839B2 (en) * 2003-01-27 2007-01-02 3M Innovative Properties Company Phosphor based light sources utilizing total internal reflection
US7312560B2 (en) * 2003-01-27 2007-12-25 3M Innovative Properties Phosphor based light sources having a non-planar long pass reflector and method of making
US7245072B2 (en) * 2003-01-27 2007-07-17 3M Innovative Properties Company Phosphor based light sources having a polymeric long pass reflector
US7118438B2 (en) * 2003-01-27 2006-10-10 3M Innovative Properties Company Methods of making phosphor based light sources having an interference reflector
US7091661B2 (en) * 2003-01-27 2006-08-15 3M Innovative Properties Company Phosphor based light sources having a reflective polarizer
US7091653B2 (en) 2003-01-27 2006-08-15 3M Innovative Properties Company Phosphor based light sources having a non-planar long pass reflector
US20040145312A1 (en) * 2003-01-27 2004-07-29 3M Innovative Properties Company Phosphor based light source having a flexible short pass reflector
JP4131838B2 (en) 2003-05-16 2008-08-13 株式会社半導体エネルギー研究所 Display device
KR100527188B1 (en) * 2003-05-28 2005-11-08 삼성에스디아이 주식회사 Organic Electro Luminescence Display
JP4098747B2 (en) 2003-05-28 2008-06-11 三星エスディアイ株式会社 Double-sided light emitting display
US7772756B2 (en) 2003-08-01 2010-08-10 Semiconductor Energy Laboratory Co., Ltd. Light-emitting device including a dual emission panel
JP4776898B2 (en) * 2003-08-01 2011-09-21 株式会社半導体エネルギー研究所 vehicle
TWI220076B (en) * 2003-08-27 2004-08-01 Au Optronics Corp Light-emitting device
EP1512578A1 (en) 2003-09-02 2005-03-09 3M Innovative Properties Company Lit and retro-reflective optical device
JP3938126B2 (en) 2003-09-24 2007-06-27 セイコーエプソン株式会社 Display device and electronic device
JP4485184B2 (en) * 2003-12-15 2010-06-16 株式会社半導体エネルギー研究所 LIGHT EMITTING DEVICE AND ELECTRONIC DEVICE
US7450194B2 (en) * 2004-03-04 2008-11-11 Nitto Denko Corporation Polarized interference recycling backlight module and liquid crystal display incorporating the same
US20060226777A1 (en) * 2005-04-07 2006-10-12 Cunningham David W Incandescent lamp incorporating extended high-reflectivity IR coating and lighting fixture incorporating such an incandescent lamp
TWI398705B (en) * 2005-11-04 2013-06-11 Semiconductor Energy Lab Display device
WO2007063782A1 (en) * 2005-11-30 2007-06-07 Semiconductor Energy Laboratory Co., Ltd. Display device
EP1793264A1 (en) * 2005-12-05 2007-06-06 Semiconductor Energy Laboratory Co., Ltd. Liquid crystal display device
EP1804114B1 (en) * 2005-12-28 2014-03-05 Semiconductor Energy Laboratory Co., Ltd. Display device
EP1832915B1 (en) * 2006-01-31 2012-04-18 Semiconductor Energy Laboratory Co., Ltd. Display device with improved contrast
EP1826604B1 (en) * 2006-01-31 2015-12-23 Semiconductor Energy Laboratory Co., Ltd. Display device
EP1816508A1 (en) * 2006-02-02 2007-08-08 Semiconductor Energy Laboratory Co., Ltd. Display device
KR20080092466A (en) * 2006-02-02 2008-10-15 가부시키가이샤 한도오따이 에네루기 켄큐쇼 Display device
EP1826605A1 (en) 2006-02-24 2007-08-29 Semiconductor Energy Laboratory Co., Ltd. Display device
EP1826606B1 (en) 2006-02-24 2012-12-26 Semiconductor Energy Laboratory Co., Ltd. Display device
US8436519B2 (en) * 2006-07-25 2013-05-07 David W. Cunningham Incandescent lamp incorporating infrared-reflective coating system, and lighting fixture incorporating such a lamp
WO2010059579A1 (en) * 2008-11-19 2010-05-27 3M Innovative Properties Company High transmission flux leveling multilayer optical film and related constructions
US20110255155A1 (en) * 2008-12-30 2011-10-20 3M Innovative Properties Company Fluoropolymeric multilayer optical film and methods of making and using the same
CN102326103A (en) * 2008-12-30 2012-01-18 3M创新有限公司 Fluoropolymer multi-layer optical film and preparation thereof and method of application
WO2010151708A2 (en) * 2009-06-24 2010-12-29 Cunningham David W Incandescent lamp incorporating reflective filament supports and method for making it
GB201104565D0 (en) 2011-03-17 2011-05-04 Dupont Teijin Films Us Ltd Polyester films
US9458044B2 (en) 2012-07-13 2016-10-04 Corning Incorporated Methods and apparatuses for producing laminated glass sheets
CN110911588B (en) * 2019-12-10 2022-04-05 京东方科技集团股份有限公司 Electroluminescent display device, display panel and display device
WO2022079507A1 (en) * 2020-10-15 2022-04-21 3M Innovative Properties Company Reflective polarizer and display system including same

Family Cites Families (94)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1610423A (en) * 1921-01-22 1926-12-14 Aloysius J Cawley Daylight-projecting system
CH218041A (en) * 1934-09-03 1941-11-30 Steckborn Kunstseide Ag Process for the production of a uniformly dyed rayon using the coil system.
US2492809A (en) * 1938-11-16 1949-12-27 Alvin M Marks Unitary multiply polarizer
US2887566A (en) * 1952-11-14 1959-05-19 Marks Polarized Corp Glare-eliminating optical system
US3213753A (en) * 1962-01-24 1965-10-26 Polaroid Corp Multilayer lenticular light polarizing device
US3528723A (en) * 1967-08-30 1970-09-15 Polaroid Corp Light polarizing device
US3759647A (en) * 1969-04-10 1973-09-18 Turner Alfrey Us Apparatus for the preparation of multilayer plastic articles
US3647612A (en) * 1969-06-06 1972-03-07 Dow Chemical Co Multilayer plastic articles
US3801429A (en) * 1969-06-06 1974-04-02 Dow Chemical Co Multilayer plastic articles
US3610729A (en) * 1969-06-18 1971-10-05 Polaroid Corp Multilayered light polarizer
US3711176A (en) * 1971-01-14 1973-01-16 Dow Chemical Co Highly reflective thermoplastic bodies for infrared, visible or ultraviolet light
BE789478A (en) * 1971-10-01 1973-03-29 Dow Chemical Co METHOD AND DEVICE FOR EXTRUDING PLASTICS IN MULTI-LAYER SHEETS
US3935351A (en) * 1972-05-12 1976-01-27 Ppg Industries, Inc. Multiple glazed windows including selective reflecting metal/metal oxide coatings
GB1389737A (en) * 1972-05-17 1975-04-09 Gen Electric Co Ltd Luminescent screens
US3847585A (en) * 1973-01-08 1974-11-12 Dow Chemical Co Method for the preparation of multilayer optical filters
US3949134A (en) * 1973-07-18 1976-04-06 Material Distributors Corporation Solar control film for use by consumers and the like
US3990784A (en) * 1974-06-05 1976-11-09 Optical Coating Laboratory, Inc. Coated architectural glass system and method
US4025688A (en) * 1974-08-01 1977-05-24 Polaroid Corporation Polarizer lamination
JPS582822B2 (en) * 1974-11-21 1983-01-18 呉羽化学工業株式会社 color sheet
US4069630A (en) * 1976-03-31 1978-01-24 Ppg Industries, Inc. Heat reflecting window
US4094947A (en) * 1976-09-03 1978-06-13 The Dow Chemical Company Multilayer coextrusion process for producing selective reflectivity
DE2703688A1 (en) * 1977-01-29 1978-08-10 Bosch Gmbh Robert PROTECTIVE DEVICE FOR LIGHT-PERMEABLY LOCKED, ESPECIALLY GLAZED, ROOM OPENINGS, AS PROTECTION AGAINST EXCESSIVE HEAT TRANSMISSION
US4308316A (en) * 1977-04-04 1981-12-29 Gordon Roy G Non-iridescent glass structures
US4095013A (en) * 1977-05-16 1978-06-13 Minnesota Mining And Manufacturing Company Reusable solar control film and method of making
DE2915847C2 (en) * 1978-09-29 1986-01-16 Nitto Electric Industrial Co., Ltd., Ibaraki, Osaka Electro-optically activated display
GB2052779B (en) * 1979-05-29 1983-06-22 Texas Instruments Inc Liquid crystal display cell
US4310584A (en) * 1979-12-26 1982-01-12 The Mearl Corporation Multilayer light-reflecting film
US4315258A (en) * 1980-02-15 1982-02-09 The United States Of America As Represented By The Secretary Of The Navy Transmissive and reflective liquid crystal display
DE3129162C2 (en) * 1980-07-31 1983-10-20 Nitto Electric Industrial Co., Ltd., Ibaraki, Osaka Polarizing film
DE3102626A1 (en) * 1981-01-27 1982-08-19 Siemens AG, 1000 Berlin und 8000 München "PASSIVE ELECTROOPTICAL DISPLAY DEVICE"
US4446305A (en) * 1981-03-02 1984-05-01 Polaroid Corporation Optical device including birefringent polymer
US4525413A (en) * 1981-03-02 1985-06-25 Polaroid Corporation Optical device including birefringent polymer
US4521588A (en) * 1981-03-02 1985-06-04 Polaroid Corporation Optical device including birefringent polyhydrazide polymer
US4520189A (en) * 1981-03-02 1985-05-28 Polaroid Corporation Optical device including birefringent aromatic amino carboxylic acid polymer
US4513023A (en) * 1983-02-23 1985-04-23 Union Carbide Corporation Method of constructing thin electroluminescent lamp assemblies
US4500173A (en) * 1983-05-02 1985-02-19 Timex Corporation Electroluminescent lamp for liquid crystal display
US4971843A (en) * 1983-07-29 1990-11-20 Ppg Industries, Inc. Non-iridescent infrared-reflecting coated glass
US4534743A (en) * 1983-08-31 1985-08-13 Timex Corporation Process for making an electroluminescent lamp
US4932754A (en) * 1983-10-07 1990-06-12 U.S. Philips Corp. Multilayer optical component
US4540623A (en) * 1983-10-14 1985-09-10 The Dow Chemical Company Coextruded multi-layered articles
US4678285A (en) * 1984-01-13 1987-07-07 Ricoh Company, Ltd. Liquid crystal color display device
JPS63181201A (en) * 1987-01-22 1988-07-26 伊東　甚助 Apparatus for lighting and display
US5255029A (en) * 1987-04-30 1993-10-19 Nview Corporation Liquid crystal display for projection systems
DE3856117D1 (en) * 1987-10-30 1998-02-26 Nippon Kasei Chem Pastes for producing a luminescent layer or an insulating layer of a dispersion electroluminescent device and a dispersion electroluminescent device
US4798448A (en) * 1988-02-16 1989-01-17 General Electric Company High efficiency illumination system for display devices
FR2629924B1 (en) * 1988-04-08 1992-09-04 Comp Generale Electricite DIELECTRIC LAYER POLARIZER
JP2862571B2 (en) * 1988-07-28 1999-03-03 株式会社東芝 Transmissive liquid crystal display
US4917465A (en) * 1989-03-28 1990-04-17 In Focus Systems, Inc. Color display system
US4937134A (en) * 1989-04-17 1990-06-26 The Dow Chemical Company Elastomeric optical interference films
US5486949A (en) * 1989-06-20 1996-01-23 The Dow Chemical Company Birefringent interference polarizer
US5122905A (en) * 1989-06-20 1992-06-16 The Dow Chemical Company Relective polymeric body
US5262894A (en) * 1989-06-20 1993-11-16 The Dow Chemical Company Multicomponent, multilayer polymeric reflective bodies
US5089318A (en) * 1989-10-31 1992-02-18 The Mearl Corporation Iridescent film with thermoplastic elastomeric components
US5149578A (en) * 1989-12-26 1992-09-22 The Dow Chemical Company Multilayer film for tamper indication by use of optical interference reflection
CA2069502C (en) * 1989-12-26 2003-07-29 Walter J. Schrenk Processes and apparatus for making multilayer plastic articles
US5202074A (en) * 1989-12-26 1993-04-13 The Dow Chemical Company Method for producing injection molded multilayer articles
US5278694A (en) * 1990-01-11 1994-01-11 The Dow Chemical Company Optically dissimilar composition for polymeric reflective bodies
US5095210A (en) * 1990-04-06 1992-03-10 The Dow Chemical Company Multilayer film indicator for determining the integrity or authenticity of an item and process for using same
US5157526A (en) * 1990-07-06 1992-10-20 Hitachi, Ltd. Unabsorbing type polarizer, method for manufacturing the same, polarized light source using the same, and apparatus for liquid crystal display using the same
US5103337A (en) * 1990-07-24 1992-04-07 The Dow Chemical Company Infrared reflective optical interference film
JPH04141603A (en) * 1990-10-03 1992-05-15 Seiko Epson Corp Polarizing light source device and projection type liquid crystal display device using this device
JPH04184429A (en) * 1990-11-20 1992-07-01 Seiko Epson Corp Polarizing light source and projection type liquid crystal display device using it
US5126880A (en) * 1990-12-18 1992-06-30 The Dow Chemical Company Polymeric reflective bodies with multiple layer types
US5094793A (en) * 1990-12-21 1992-03-10 The Dow Chemical Company Methods and apparatus for generating interfacial surfaces
US5094788A (en) * 1990-12-21 1992-03-10 The Dow Chemical Company Interfacial surface generator
US5217794A (en) * 1991-01-22 1993-06-08 The Dow Chemical Company Lamellar polymeric body
JPH05196892A (en) * 1992-01-21 1993-08-06 Canon Inc Polarized light illumination device and projection type display device using the same
US5400179A (en) * 1992-02-18 1995-03-21 Asahi Kogaku Kogyo Kabushiki Kaisha Optical multilayer thin film and beam splitter
JPH07507152A (en) * 1992-02-25 1995-08-03 ミネソタ　マイニング　アンド　マニュファクチャリング　カンパニー All polymer UV reflective film
US5234729A (en) * 1992-02-27 1993-08-10 The Dow Chemical Company Multilayer polymeric reflective bodies for decorative and security applications
JPH05288910A (en) * 1992-04-14 1993-11-05 Dainippon Printing Co Ltd Diffraction grating
US5422756A (en) * 1992-05-18 1995-06-06 Minnesota Mining And Manufacturing Company Backlighting system using a retroreflecting polarizer
US5233465A (en) * 1992-05-27 1993-08-03 The Dow Chemical Company Visibly transparent infrared reflecting film with color masking
EP0573905A1 (en) * 1992-06-08 1993-12-15 Minnesota Mining And Manufacturing Company Retroreflecting polarizer for presentation systems
JP3374978B2 (en) * 1992-06-29 2003-02-10 大日本印刷株式会社 Manufacturing method of diffraction grating
US5269995A (en) * 1992-10-02 1993-12-14 The Dow Chemical Company Coextrusion of multilayer articles using protective boundary layers and apparatus therefor
TW594115B (en) * 1992-10-09 2004-06-21 Asahi Glass Co Ltd A liquid crystal display device and an illumination device for a direct viewing type display element
US5339198A (en) * 1992-10-16 1994-08-16 The Dow Chemical Company All-polymeric cold mirror
JP4001619B2 (en) * 1992-10-29 2007-10-31 スリーエム カンパニー Moldable reflective multilayer object
IL107538A0 (en) * 1992-11-09 1994-02-27 Honeywell Inc Radiant energy conservation for a backlit display
RU2119274C1 (en) * 1992-12-23 1998-09-20 Нортроп Грамман Норден Системз Инкорпорейтед Thin-film high-contrast fluorescent display unit and its manufacturing process
US5333072A (en) * 1992-12-31 1994-07-26 Minnesota Mining And Manufacturing Company Reflective liquid crystal display overhead projection system using a reflective linear polarizer and a fresnel lens
US5325218A (en) * 1992-12-31 1994-06-28 Minnesota Mining And Manufacturing Company Cholesteric polarizer for liquid crystal display and overhead projector
TW289095B (en) * 1993-01-11 1996-10-21
DE69409977T2 (en) * 1993-01-11 1998-10-22 Koninkl Philips Electronics Nv Lighting system and such a comprehensive display device
US5360659A (en) * 1993-05-24 1994-11-01 The Dow Chemical Company Two component infrared reflecting film
US5389324A (en) * 1993-06-07 1995-02-14 The Dow Chemical Company Layer thickness gradient control in multilayer polymeric bodies
WO1994029765A1 (en) * 1993-06-08 1994-12-22 Minnesota Mining And Manufacturing Company Liquid crystal display with enhanced brightness
DE69435173D1 (en) * 1993-12-21 2009-01-15 Minnesota Mining & Mfg Multilayer optical film
US5882774A (en) * 1993-12-21 1999-03-16 Minnesota Mining And Manufacturing Company Optical film
KR100344364B1 (en) * 1993-12-21 2002-11-30 미네소타 마이닝 앤드 매뉴팩춰링 캄파니 Optical Polarizers and Display Devices
US5424119A (en) * 1994-02-04 1995-06-13 Flex Products, Inc. Polymeric sheet having oriented multilayer interference thin film flakes therein, product using the same and method
JP2846571B2 (en) * 1994-02-25 1999-01-13 出光興産株式会社 Organic electroluminescence device
US5451449A (en) * 1994-05-11 1995-09-19 The Mearl Corporation Colored iridescent film

Also Published As

Publication number Publication date
EP0843953A1 (en) 1998-05-27
AU6640196A (en) 1997-03-12
CN1192846A (en) 1998-09-09
CN1100472C (en) 2003-01-29
AU716882B2 (en) 2000-03-09
KR19990036284A (en) 1999-05-25
US5831375A (en) 1998-11-03
MX9800827A (en) 1998-04-30
CA2227564C (en) 2006-04-04
DE69616075D1 (en) 2001-11-22
WO1997007653A1 (en) 1997-02-27
BR9610006A (en) 1999-07-06
JPH11510948A (en) 1999-09-21
IL122911A0 (en) 1998-08-16
EP0843953B1 (en) 2001-10-17
KR100401041B1 (en) 2003-12-31
DE69616075T2 (en) 2002-06-20

Similar Documents

Publication Publication Date Title
CA2227564A1 (en) Electroluminescent lamp using multilayer optical film
AU6114196A (en) Light diffusing adhesive
AU3224293A (en) All-polymeric ultraviolet reflecting film
DE69423651D1 (en) MULTI-LAYER OPTICAL FILM
EP0729057A3 (en) Coherent white light source and optical devices therewith
AU6202600A (en) Lighting apparatus
EP0724177A3 (en) High performance projection display with two light valves
AU5530296A (en) Collimating tir lens devices employing fluorescent light sou rces
MX9704543A (en) Multilayered optical film.
AU3151797A (en) Light filtering lens film
AU689784B2 (en) Variable light modifier and lighting instrument employing same
TW374856B (en) Reflector, method for fabricating the same and reflective liquid crystal display device incorporating the same
AU5746596A (en) Reflective image-providing display viewed with holographical ly diffused ambient light
AU4291293A (en) Visibly transparent infrared reflecting film with color masking
EP1731932A3 (en) High efficiency optical devices
CA2173336A1 (en) Light source for backlighting
CA2172225A1 (en) Optical sheet and a light transmission screen using the same
AU3998599A (en) Light reflective film and light emitting apparatus
AU5771094A (en) Ambient condition detector with high intensity strobe light
DE69414457D1 (en) Ultraviolet light resistant anti-reflective coating
AU3831093A (en) Endoscope with internal light source
AU3295793A (en) Lighting fixture with an improved light transmitting film
EP0733473A3 (en) Multi-layered film
AU5136096A (en) Light bulb suitable for use in conjunction with night vision equipment
AU1562788A (en) High aspect ratio light fixture and film for use therein

Legal Events

Date Code Title Description
EEER Examination request
MKLA Lapsed