CA930068A - Variable light-filtering device - Google Patents

Variable light-filtering device

Info

Publication number
CA930068A
CA930068A CA092224A CA92224A CA930068A CA 930068 A CA930068 A CA 930068A CA 092224 A CA092224 A CA 092224A CA 92224 A CA92224 A CA 92224A CA 930068 A CA930068 A CA 930068A
Authority
CA
Canada
Prior art keywords
filtering device
variable light
variable
light
filtering
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.)
Expired
Application number
CA092224A
Inventor
G. Rogers Howard
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.)
Polaroid Corp
Original Assignee
Polaroid Corp
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 Polaroid Corp filed Critical Polaroid Corp
Application granted granted Critical
Publication of CA930068A publication Critical patent/CA930068A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03C—PHOTOSENSITIVE MATERIALS FOR PHOTOGRAPHIC PURPOSES; PHOTOGRAPHIC PROCESSES, e.g. CINE, X-RAY, COLOUR, STEREO-PHOTOGRAPHIC PROCESSES; AUXILIARY PROCESSES IN PHOTOGRAPHY
    • G03C1/00—Photosensitive materials
    • G03C1/705—Compositions containing chalcogenides, metals or alloys thereof, as photosensitive substances, e.g. photodope systems
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
    • C09K9/00—Tenebrescent materials, i.e. materials for which the range of wavelengths for energy absorption is changed as a result of excitation by some form of energy
    • C09K9/02—Organic tenebrescent materials
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
    • F21S41/00—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps
    • F21S41/10—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by the light source
    • F21S41/12—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by the light source characterised by the type of emitted light
    • F21S41/135—Polarised
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/20—Filters
    • G02B5/22—Absorbing filters
    • G02B5/24—Liquid filters
    • 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 
    • G02F1/15—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 an electrochromic effect
    • G02F1/1503—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 an electrochromic effect caused by oxidation-reduction reactions in organic liquid solutions, e.g. viologen solutions
    • 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 
    • G02F1/15—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 an electrochromic effect
    • G02F1/153—Constructional details
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03G—ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
    • G03G17/00—Electrographic processes using patterns other than charge patterns, e.g. an electric conductivity pattern; Processes involving a migration, e.g. photoelectrophoresis, photoelectrosolography; Processes involving a selective transfer, e.g. electrophoto-adhesive processes; Apparatus essentially involving a single such process
    • G03G17/02—Electrographic processes using patterns other than charge patterns, e.g. an electric conductivity pattern; Processes involving a migration, e.g. photoelectrophoresis, photoelectrosolography; Processes involving a selective transfer, e.g. electrophoto-adhesive processes; Apparatus essentially involving a single such process with electrolytic development
CA092224A 1969-09-02 1970-09-02 Variable light-filtering device Expired CA930068A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US85452269A 1969-09-02 1969-09-02

Publications (1)

Publication Number Publication Date
CA930068A true CA930068A (en) 1973-07-10

Family

ID=25318924

Family Applications (1)

Application Number Title Priority Date Filing Date
CA092224A Expired CA930068A (en) 1969-09-02 1970-09-02 Variable light-filtering device

Country Status (6)

Country Link
US (1) US3652149A (en)
BE (1) BE755563A (en)
CA (1) CA930068A (en)
DE (1) DE2043562C3 (en)
FR (1) FR2060355B1 (en)
SE (1) SE374212B (en)

Families Citing this family (60)

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US3712709A (en) * 1971-11-22 1973-01-23 Ici Ltd Variable light transmission device
BE793156A (en) * 1971-12-23 1973-06-21 Philips Nv IMAGE REPRODUCING CELL
NL167774C (en) * 1973-05-04 1982-01-18 Philips Nv IMAGE DISPLAY CELL, AND METHOD FOR PREPARING COMPOUNDS, WHICH CAN BE USED IN THIS IMAGE DISPLAY CELL.
NL7411935A (en) * 1973-09-21 1975-03-25 Matsushita Electric Ind Co Ltd COLOR DISPLAY DEVICE.
JPS5061992A (en) * 1973-09-29 1975-05-27
NL7313982A (en) * 1973-10-11 1975-04-15 Philips Nv POWER SWITCH FOR A VISUAL WEATHER.
JPS50101068A (en) * 1974-01-08 1975-08-11
JPS50100870A (en) * 1974-01-09 1975-08-09
JPS51130245A (en) * 1975-05-07 1976-11-12 Seiko Epson Corp A display body
CA1068950A (en) * 1975-10-23 1980-01-01 Robert H. Postal Variable light transmissive electro-optical lenses
US4148015A (en) * 1975-10-24 1979-04-03 Citizen Watch Co., Ltd. Electronic timepiece with an electrochromic display
JPS52100381A (en) * 1976-02-20 1977-08-23 Dainippon Toryo Co Ltd Electrochromic display element
US4037928A (en) * 1976-06-04 1977-07-26 International Business Machines Corporation Visual image display device
US4212518A (en) * 1977-02-13 1980-07-15 Canon Kabushiki Kaisha Image display device
US4142783A (en) * 1977-05-31 1979-03-06 International Business Machines Corporation Reversible electrochromic display device having memory
DE2827688A1 (en) * 1977-06-28 1979-01-04 Dainippon Toryo Kk ELECTROCHROME DIMENSIONS AND THE ELECTROCHROME DISPLAY DEVICE
US4139276A (en) * 1978-03-27 1979-02-13 International Business Machines Corporation Electrochromic display devices comprising substituted fluorene compounds
FR2473203A1 (en) * 1980-01-03 1981-07-10 Riou Marie Therese Electrochemical display cell - with methylene blue soln. between electrodes at least one of which is transparent
FR2491219A1 (en) * 1980-09-30 1982-04-02 Commissariat Energie Atomique Solar radiation filtration device - comprises gellable soln. of absorbing salt, e.g. copper sulphate or chloride, used e.g. in greenhouse
US4416514A (en) * 1980-11-10 1983-11-22 Polaroid Corporation Color filter
FR2523734A1 (en) * 1982-03-17 1983-09-23 Commissariat Energie Atomique Electrolytic attenuator cell for light - where metal such as silver is electroplated onto cell windows to reduce amt. of light passing through cell
JPS62208027A (en) * 1986-03-07 1987-09-12 Kureha Chem Ind Co Ltd Memory method and memory element using liquid crystal
US4902108A (en) * 1986-03-31 1990-02-20 Gentex Corporation Single-compartment, self-erasing, solution-phase electrochromic devices, solutions for use therein, and uses thereof
FR2597871B1 (en) * 1986-04-29 1990-11-16 Oris Ind Cie PROCESS FOR PHOTOCLIVING NUCLEIC ACIDS USING 2,7-DIAZAPYRENIUM DICATIONS, NEW DIAZAPYRENIC DERIVATIVES
US4892394A (en) * 1988-05-03 1990-01-09 Bidabad Farid M Electronic sun shield
US5151816A (en) * 1989-12-29 1992-09-29 Donnelly Corporation Method for reducing current leakage and enhancing uv stability in electrochemichromic solutions and devices
US5140455A (en) * 1989-11-29 1992-08-18 Donnelly Corporation High performance electrochemichromic solutions and devices thereof
JP2523224B2 (en) * 1989-12-05 1996-08-07 インターナシヨナル・ビジネス・マシーンズ・コーポレーシヨン Charge transfer salts and their use
US5179467A (en) * 1989-12-05 1993-01-12 International Business Machines Corporation Charge transfer salts and uses thereof
US5142407A (en) * 1989-12-22 1992-08-25 Donnelly Corporation Method of reducing leakage current in electrochemichromic solutions and solutions based thereon
US5189549A (en) * 1990-02-26 1993-02-23 Molecular Displays, Inc. Electrochromic, electroluminescent and electrochemiluminescent displays
DE4006947A1 (en) * 1990-03-06 1991-09-12 Bayerische Motoren Werke Ag METHOD AND ARRANGEMENT FOR APPLYING AN ELECTRICAL OPERATING VOLTAGE TO AN ELECTROOPTIC LAYER SYSTEM
DE4025032A1 (en) * 1990-08-07 1992-02-13 Max Planck Gesellschaft ELECTROCHROME DEVICE
US5442478A (en) * 1990-10-30 1995-08-15 The Regents, University Of California Electrochromic device using mercaptans and organothiolate compounds
US5145609A (en) * 1990-11-07 1992-09-08 Donnelly Corporation Linear polyether-containing electrochemichromic solutions and related devices
DK0498143T3 (en) * 1991-02-08 1997-03-03 Alberto Agostini
US5294376A (en) * 1991-06-25 1994-03-15 Gentex Corporation Bipyridinium salt solutions
US5336448A (en) * 1991-06-25 1994-08-09 Gentex Corporation Electrochromic devices with bipyridinium salt solutions
US5233461A (en) * 1991-09-06 1993-08-03 Donnelly Corporation Methods for sealing electrochromic devices and devices manufactured thereby
US5239405A (en) * 1991-09-06 1993-08-24 Donnelly Corporation Electrochemichromic solutions, processes for preparing and using the same, and devices manufactured with the same
US5500760A (en) * 1991-09-06 1996-03-19 Donnelly Corporation Electrochemichromic solutions, processes for preparing and using the same, and devices manufactured with the same
US5910854A (en) 1993-02-26 1999-06-08 Donnelly Corporation Electrochromic polymeric solid films, manufacturing electrochromic devices using such solid films, and processes for making such solid films and devices
EP0612826B1 (en) * 1993-02-26 2000-10-04 Donnelly Corporation Electrochromic polymeric solid films, manufacturing electrochromic devices using such solid films, and processing for making such solid films and devices
US5668663A (en) * 1994-05-05 1997-09-16 Donnelly Corporation Electrochromic mirrors and devices
US6157480A (en) 1998-09-21 2000-12-05 Gentex Corporation Seal for electrochromic devices
DE19914304A1 (en) * 1999-03-29 2000-10-05 Bayer Ag Electrochrome contrast plate
US7370983B2 (en) 2000-03-02 2008-05-13 Donnelly Corporation Interior mirror assembly with display
US7167796B2 (en) * 2000-03-09 2007-01-23 Donnelly Corporation Vehicle navigation system for use with a telematics system
WO2002080939A2 (en) * 2001-01-18 2002-10-17 Genzyme Corporation Ionene polymers and their use as antimicrobial agents
US6899437B2 (en) 2002-10-02 2005-05-31 Gentax Corporation Environmentally improved rearview mirror assembly
AU2003291087A1 (en) * 2002-11-19 2004-06-15 Genzyme Corporation Ionene oligomers and polymers
US7446924B2 (en) 2003-10-02 2008-11-04 Donnelly Corporation Mirror reflective element assembly including electronic component
US7884995B2 (en) * 2007-06-27 2011-02-08 Gentex Corporation Electrochromic device having an improved fill port plug
US8345345B2 (en) 2007-06-27 2013-01-01 Gentex Corporation Electrochromic device having an improved fill port plug
US8388824B2 (en) * 2008-11-26 2013-03-05 Enthone Inc. Method and composition for electrodeposition of copper in microelectronics with dipyridyl-based levelers
US9057925B2 (en) 2013-03-15 2015-06-16 Gentex Corporation Fill port plugs for electrochromic devices
JP6504753B2 (en) * 2013-06-07 2019-04-24 キヤノン株式会社 Electrochromic device, method of driving the same, optical filter, imaging device, lens unit and window material
US9454054B2 (en) 2013-11-18 2016-09-27 Magna Mirrors Of America, Inc. Electro-optic mirror element and process of making same
EP3418799A1 (en) * 2017-06-23 2018-12-26 Essilor International Electrochromic device with selective membrane
KR102215023B1 (en) * 2021-01-04 2021-02-15 전북대학교산학협력단 Compound for Producing Coated Polarizing Film And method for manufacturing a coating type polarizing film capable of selective polarization using redox

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US2632045A (en) * 1948-08-31 1953-03-17 Rca Corp Electrochemical color filter
US3283656A (en) * 1963-01-07 1966-11-08 Dow Chemical Co Color reversible electrochemical light filter utilizing electrolytic solution
US3303488A (en) * 1963-02-11 1967-02-07 Electroscope Res Inc Electro-optic information display device utilizing an acid-base indicator
US3317266A (en) * 1963-05-16 1967-05-02 Ibm Electrochromic light valve
US3443859A (en) * 1964-03-09 1969-05-13 Polaroid Corp Variable light-filtering device
US3630603A (en) * 1966-02-07 1971-12-28 Eugene C Letter Light-control device and spectacles using reversible oxidation reduction reactions in a material containing lead fluoride
US3451741A (en) * 1966-06-15 1969-06-24 Du Pont Electrochromic device
US3453038A (en) * 1966-06-15 1969-07-01 Du Pont Compartmented electrochromic device

Also Published As

Publication number Publication date
SE374212B (en) 1975-02-24
DE2043562A1 (en) 1971-05-19
DE2043562B2 (en) 1973-03-01
US3652149A (en) 1972-03-28
FR2060355B1 (en) 1975-01-10
DE2043562C3 (en) 1973-09-13
BE755563A (en) 1971-03-01
FR2060355A1 (en) 1971-06-18

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