FR2111293A5 - - Google Patents

Info

Publication number
FR2111293A5
FR2111293A5 FR7136709A FR7136709A FR2111293A5 FR 2111293 A5 FR2111293 A5 FR 2111293A5 FR 7136709 A FR7136709 A FR 7136709A FR 7136709 A FR7136709 A FR 7136709A FR 2111293 A5 FR2111293 A5 FR 2111293A5
Authority
FR
France
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
FR7136709A
Other languages
French (fr)
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.)
Eastman Kodak Co
Original Assignee
Eastman Kodak Co
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 Eastman Kodak Co filed Critical Eastman Kodak Co
Application granted granted Critical
Publication of FR2111293A5 publication Critical patent/FR2111293A5/fr
Expired legal-status Critical Current

Links

Classifications

    • 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
    • G03B27/00—Photographic printing apparatus
    • G03B27/72—Controlling or varying light intensity, spectral composition, or exposure time in photographic printing apparatus
    • G03B27/727—Optical projection devices wherein the contrast is controlled optically (e.g. uniform exposure, two colour exposure on variable contrast sensitive material)
    • 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
    • G02F1/1313—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 specially adapted for a particular application
    • 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
    • G02F1/135—Liquid crystal cells structurally associated with a photoconducting or a ferro-electric layer, the properties of which can be optically or electrically varied
    • 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
    • G03C5/00—Photographic processes or agents therefor; Regeneration of such processing agents
    • G03C5/02—Sensitometric processes, e.g. determining sensitivity, colour sensitivity, gradation, graininess, density; Making sensitometric wedges
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03G—ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
    • G03G5/00—Recording members for original recording by exposure, e.g. to light, to heat, to electrons; Manufacture thereof; Selection of materials therefor
    • G03G5/153—Charge-receiving layers combined with additional photo- or thermo-sensitive, but not photoconductive, layers, e.g. silver-salt layers

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Optics & Photonics (AREA)
  • Mathematical Physics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Liquid Crystal (AREA)
FR7136709A 1970-10-19 1971-10-13 Expired FR2111293A5 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US8195970A 1970-10-19 1970-10-19
US8196070A 1970-10-19 1970-10-19

Publications (1)

Publication Number Publication Date
FR2111293A5 true FR2111293A5 (de) 1972-06-02

Family

ID=26766178

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7136709A Expired FR2111293A5 (de) 1970-10-19 1971-10-13

Country Status (3)

Country Link
DE (1) DE2151446A1 (de)
FR (1) FR2111293A5 (de)
GB (1) GB1373786A (de)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0010554A1 (de) * 1978-11-02 1980-05-14 Rollei-Werke Franke & Heidecke GmbH + Co KG Vorrichtung zur optischen Unterdrückung der Bildwechselbewegung in Projektionsgeräten
EP0369794A2 (de) * 1988-11-16 1990-05-23 Victor Company Of Japan, Ltd. Optisches Aufzeichnungsmedium und Aufnahme-/Wiedergabesystem
EP0380994A2 (de) * 1989-02-02 1990-08-08 Agfa-Gevaert AG Bildwand für Projektionskopiergerät
EP0411325A2 (de) * 1989-07-31 1991-02-06 Polaroid Corporation Gebrauch eines LCD's in einer Kopiervorrichtung und Methode
FR2660447A1 (fr) * 1990-03-28 1991-10-04 Scanera Ste Civile Rech Dispositif optique de traitement non lineaire de rayonnements et d'images.

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0010554A1 (de) * 1978-11-02 1980-05-14 Rollei-Werke Franke & Heidecke GmbH + Co KG Vorrichtung zur optischen Unterdrückung der Bildwechselbewegung in Projektionsgeräten
EP0369794A2 (de) * 1988-11-16 1990-05-23 Victor Company Of Japan, Ltd. Optisches Aufzeichnungsmedium und Aufnahme-/Wiedergabesystem
EP0369794A3 (de) * 1988-11-16 1991-02-06 Victor Company Of Japan, Ltd. Optisches Aufzeichnungsmedium und Aufnahme-/Wiedergabesystem
EP0380994A2 (de) * 1989-02-02 1990-08-08 Agfa-Gevaert AG Bildwand für Projektionskopiergerät
EP0380994A3 (de) * 1989-02-02 1992-02-19 Agfa-Gevaert AG Bildwand für Projektionskopiergerät
EP0411325A2 (de) * 1989-07-31 1991-02-06 Polaroid Corporation Gebrauch eines LCD's in einer Kopiervorrichtung und Methode
EP0411325A3 (en) * 1989-07-31 1991-04-24 Polaroid Corporation Apparatus and method utilizing lcd for printing
FR2660447A1 (fr) * 1990-03-28 1991-10-04 Scanera Ste Civile Rech Dispositif optique de traitement non lineaire de rayonnements et d'images.

Also Published As

Publication number Publication date
GB1373786A (en) 1974-11-13
DE2151446A1 (de) 1972-04-20

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Legal Events

Date Code Title Description
ST Notification of lapse