GB1105515A - Improvements relating to light filtering devices - Google Patents

Improvements relating to light filtering devices

Info

Publication number
GB1105515A
GB1105515A GB9959/65A GB995965A GB1105515A GB 1105515 A GB1105515 A GB 1105515A GB 9959/65 A GB9959/65 A GB 9959/65A GB 995965 A GB995965 A GB 995965A GB 1105515 A GB1105515 A GB 1105515A
Authority
GB
United Kingdom
Prior art keywords
photo
electric
colour
change
march
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
GB9959/65A
Other languages
English (en)
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
International Polaroid Corp
Original Assignee
Polaroid Corp
International 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, International Polaroid Corp filed Critical Polaroid Corp
Publication of GB1105515A publication Critical patent/GB1105515A/en
Expired legal-status Critical Current

Links

Classifications

    • 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
    • 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
    • F21S41/125—Coloured light
    • 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
    • F21S41/60—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by a variable light distribution
    • F21S41/63—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by a variable light distribution by acting on refractors, filters or transparent cover plates
    • F21S41/64—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by a variable light distribution by acting on refractors, filters or transparent cover plates by changing their light transmissivity, e.g. by liquid crystal or electrochromic devices
    • F21S41/645—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by a variable light distribution by acting on refractors, filters or transparent cover plates by changing their light transmissivity, e.g. by liquid crystal or electrochromic devices by electro-optic means, e.g. liquid crystal or electrochromic devices
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V9/00—Elements for modifying spectral properties, polarisation or intensity of the light emitted, e.g. filters
    • F21V9/40—Elements for modifying spectral properties, polarisation or intensity of the light emitted, e.g. filters with provision for controlling spectral properties, e.g. colour, or intensity
    • 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
    • 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
    • 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
    • G03G17/04—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 using photoelectrophoresis

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • Engineering & Computer Science (AREA)
  • Nonlinear Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Optics & Photonics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Electrochemistry (AREA)
  • Molecular Biology (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Electrochromic Elements, Electrophoresis, Or Variable Reflection Or Absorption Elements (AREA)
GB9959/65A 1964-03-09 1965-03-09 Improvements relating to light filtering devices Expired GB1105515A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US350251A US3443859A (en) 1964-03-09 1964-03-09 Variable light-filtering device

Publications (1)

Publication Number Publication Date
GB1105515A true GB1105515A (en) 1968-03-06

Family

ID=23375885

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9959/65A Expired GB1105515A (en) 1964-03-09 1965-03-09 Improvements relating to light filtering devices

Country Status (5)

Country Link
US (1) US3443859A (US07498051-20090303-C00003.png)
BE (1) BE660831A (US07498051-20090303-C00003.png)
DE (1) DE1547957B2 (US07498051-20090303-C00003.png)
FR (1) FR1438334A (US07498051-20090303-C00003.png)
GB (1) GB1105515A (US07498051-20090303-C00003.png)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2154268A (en) * 1984-02-06 1985-09-04 Howard Ivan Gardner Window blinds
GB2161853A (en) * 1984-07-11 1986-01-22 Adrian Atkinson Glazing
FR2605086A1 (fr) * 1986-10-10 1988-04-15 Cibie Projecteurs Dispositifs d'eclairage a ecran electrochromique, notamment pour vehicules automobiles

Families Citing this family (27)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE755563A (fr) * 1969-09-02 1971-03-01 Polaroid Corp Dispositif de filtrage variable de lumiere
US3692388A (en) * 1969-11-28 1972-09-19 Polaroid Corp Electrically responsive light filter
US3648280A (en) * 1970-05-15 1972-03-07 Gen Motors Corp Thermochromic light-flashing system
US3708220A (en) * 1970-05-25 1973-01-02 American Cyanamid Co High conductivity electrolyte gel materials
US3736043A (en) * 1971-03-29 1973-05-29 Ibm Electrochemical molecular display and writing
US3704057A (en) * 1971-06-02 1972-11-28 American Cyanamid Co Electrochromic device having identical display and counter electrode materials
US3827784A (en) * 1971-12-09 1974-08-06 American Cyanamid Co Simple, bonded graphite counter electrode for electrochromic devices
US4509854A (en) * 1973-09-24 1985-04-09 Pearson Robert E Means and method for color separation and reproduction
US4803523A (en) * 1973-09-24 1989-02-07 T. W. Secrest Means and method for color separation and for reproduction
US4086003A (en) * 1974-07-15 1978-04-25 Kabushiki Kaisha Suwa Seikosha Electrochromic display cell
US4088392A (en) * 1975-04-13 1978-05-09 American Cyanamid Company Electrochromic variable optical transmission device with a liquid electrolyte
AU1342576A (en) * 1975-09-24 1977-11-03 Timex Corp Electrochromic display
GB1473772A (en) * 1975-09-30 1977-05-18 Ibm Electrochromic display device
JPS52128099A (en) * 1976-04-20 1977-10-27 Citizen Watch Co Ltd Electrochemical color production display device
JPS53130996A (en) * 1977-04-20 1978-11-15 Sharp Corp Driving system for display unit
US4142783A (en) * 1977-05-31 1979-03-06 International Business Machines Corporation Reversible electrochromic display device having memory
US4408202A (en) * 1979-11-13 1983-10-04 Fales John D Electrokinetic display system
US4402573A (en) * 1981-06-18 1983-09-06 International Business Machines Corporation Materials for electrochromic display devices
US4618218A (en) * 1984-04-19 1986-10-21 The Boeing Company Radiation modulating apparatus and method
US4696547A (en) * 1985-11-13 1987-09-29 The Curran Company Window for shielded enclosure
US5239406A (en) * 1988-02-12 1993-08-24 Donnelly Corporation Near-infrared reflecting, ultraviolet protected, safety protected, electrochromic vehicular glazing
US5073012A (en) * 1988-02-12 1991-12-17 Donnelly Corporation Anti-scatter, ultraviolet protected, anti-misting, electro-optical assemblies
US5355245A (en) 1988-02-12 1994-10-11 Donnelly Corporation Ultraviolet protected electrochemichromic rearview mirror
US5115346A (en) * 1988-02-12 1992-05-19 Donnelly Corporation Anti-scatter, ultraviolet protected, anti-misting, electro-optical rearview mirror
US5076674A (en) * 1990-03-09 1991-12-31 Donnelly Corporation Reduced first surface reflectivity electrochromic/electrochemichromic rearview mirror assembly
US5473340A (en) * 1990-09-27 1995-12-05 The United States Of America As Represented By The Secretary Of The Navy Apparatus for displaying a multi-color pattern
DE10162969A1 (de) * 2001-12-20 2003-07-10 Loegeljet S A M Vorrichtung und Verfahren zur Sichtbarmachung von Objekten in einem Aerosol wie Nebel sowie Verwendungen derselben

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3123724A (en) * 1964-03-03 Photosensitive light control system
US2632045A (en) * 1948-08-31 1953-03-17 Rca Corp Electrochemical color filter
US2927245A (en) * 1957-02-07 1960-03-01 Ford Motor Co Motor vehicle headlamp system
NL232142A (US07498051-20090303-C00003.png) * 1957-10-19 1966-05-16
US3085469A (en) * 1959-10-12 1963-04-16 Ncr Co Optical information-processing apparatus and method
US3253497A (en) * 1961-10-30 1966-05-31 Polacoat Inc Information storage device
US3303488A (en) * 1963-02-11 1967-02-07 Electroscope Res Inc Electro-optic information display device utilizing an acid-base indicator
US3291551A (en) * 1963-02-12 1966-12-13 Zaromb Solomon Light modulating apparatus and method

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2154268A (en) * 1984-02-06 1985-09-04 Howard Ivan Gardner Window blinds
GB2161853A (en) * 1984-07-11 1986-01-22 Adrian Atkinson Glazing
FR2605086A1 (fr) * 1986-10-10 1988-04-15 Cibie Projecteurs Dispositifs d'eclairage a ecran electrochromique, notamment pour vehicules automobiles

Also Published As

Publication number Publication date
US3443859A (en) 1969-05-13
DE1547957B2 (de) 1971-01-07
FR1438334A (fr) 1966-05-13
BE660831A (US07498051-20090303-C00003.png) 1965-09-09
DE1547957A1 (de) 1970-07-23

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