FR2482345B1 - - Google Patents

Info

Publication number
FR2482345B1
FR2482345B1 FR8010085A FR8010085A FR2482345B1 FR 2482345 B1 FR2482345 B1 FR 2482345B1 FR 8010085 A FR8010085 A FR 8010085A FR 8010085 A FR8010085 A FR 8010085A FR 2482345 B1 FR2482345 B1 FR 2482345B1
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
FR8010085A
Other languages
French (fr)
Other versions
FR2482345A1 (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.)
Thales SA
Original Assignee
Thomson CSF SA
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 Thomson CSF SA filed Critical Thomson CSF SA
Priority to FR8010085A priority Critical patent/FR2482345A1/fr
Publication of FR2482345A1 publication Critical patent/FR2482345A1/fr
Application granted granted Critical
Publication of FR2482345B1 publication Critical patent/FR2482345B1/fr
Granted legal-status Critical Current

Links

Classifications

    • 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
    • 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
    • G02F1/13781—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 using smectic liquid crystals

Landscapes

  • Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Mathematical Physics (AREA)
  • Liquid Crystal (AREA)
FR8010085A 1980-05-06 1980-05-06 Cellule de visualisation a cristal liquide et dispositif de visualisation comprenant une telle cellule Granted FR2482345A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR8010085A FR2482345A1 (fr) 1980-05-06 1980-05-06 Cellule de visualisation a cristal liquide et dispositif de visualisation comprenant une telle cellule

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8010085A FR2482345A1 (fr) 1980-05-06 1980-05-06 Cellule de visualisation a cristal liquide et dispositif de visualisation comprenant une telle cellule

Publications (2)

Publication Number Publication Date
FR2482345A1 FR2482345A1 (fr) 1981-11-13
FR2482345B1 true FR2482345B1 (show.php) 1984-03-23

Family

ID=9241661

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8010085A Granted FR2482345A1 (fr) 1980-05-06 1980-05-06 Cellule de visualisation a cristal liquide et dispositif de visualisation comprenant une telle cellule

Country Status (1)

Country Link
FR (1) FR2482345A1 (show.php)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4617646A (en) * 1984-06-29 1986-10-14 International Business Machines Corporation Electric field gradient excited liquid crystal cell having bistability

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3675989A (en) * 1969-11-26 1972-07-11 Radiation Inc Liquid crystal optical cell with selected energy scattering
FR2102551A5 (show.php) * 1970-08-07 1972-04-07 Thomson Csf
FR2275087A1 (fr) * 1974-06-14 1976-01-09 Thomson Csf Dispositif de reproduction d'images en noir et blanc utilisant un materiau presentant une phase smectique et systeme de teletransmission et telereprographie mettant en oeuvre ce dispositif

Also Published As

Publication number Publication date
FR2482345A1 (fr) 1981-11-13

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Legal Events

Date Code Title Description
ST Notification of lapse