CH556077A - ELECTRO-OPTICAL DEVICE WITH A LIQUID CRYSTAL. - Google Patents

ELECTRO-OPTICAL DEVICE WITH A LIQUID CRYSTAL.

Info

Publication number
CH556077A
CH556077A CH1901472A CH1901472A CH556077A CH 556077 A CH556077 A CH 556077A CH 1901472 A CH1901472 A CH 1901472A CH 1901472 A CH1901472 A CH 1901472A CH 556077 A CH556077 A CH 556077A
Authority
CH
Switzerland
Prior art keywords
electro
liquid crystal
optical device
optical
crystal
Prior art date
Application number
CH1901472A
Other languages
German (de)
Original Assignee
Secr Defence Brit
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 Secr Defence Brit filed Critical Secr Defence Brit
Publication of CH556077A publication Critical patent/CH556077A/en

Links

Classifications

    • 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
    • C09K19/00—Liquid crystal materials
    • C09K19/04—Liquid crystal materials characterised by the chemical structure of the liquid crystal components, e.g. by a specific unit
    • C09K19/42—Mixtures of liquid crystal compounds covered by two or more of the preceding groups C09K19/06 - C09K19/40
    • C09K19/48—Mixtures of liquid crystal compounds covered by two or more of the preceding groups C09K19/06 - C09K19/40 containing Schiff bases
    • 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
    • G02F1/13731—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 based on a field-induced phase transition

Landscapes

  • Chemical & Material Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Nonlinear Science (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Liquid Crystal (AREA)
  • Liquid Crystal Substances (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
CH1901472A 1971-12-29 1972-12-29 ELECTRO-OPTICAL DEVICE WITH A LIQUID CRYSTAL. CH556077A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB6030471A GB1410329A (en) 1971-12-29 1971-12-29 Liquid crystal devices

Publications (1)

Publication Number Publication Date
CH556077A true CH556077A (en) 1974-11-15

Family

ID=10485398

Family Applications (1)

Application Number Title Priority Date Filing Date
CH1901472A CH556077A (en) 1971-12-29 1972-12-29 ELECTRO-OPTICAL DEVICE WITH A LIQUID CRYSTAL.

Country Status (6)

Country Link
JP (1) JPS4874858A (en)
CH (1) CH556077A (en)
DE (1) DE2264147A1 (en)
FR (1) FR2169901A1 (en)
GB (1) GB1410329A (en)
NL (1) NL7217839A (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2207758A1 (en) * 1972-11-09 1974-06-21 United Kingdom Government Liquid crystal material - comprising two or more benzene rings para substd at both ends of the chain
US4505548A (en) * 1980-10-20 1985-03-19 At&T Bell Laboratories Bistable liquid crystal twist cell

Also Published As

Publication number Publication date
JPS4874858A (en) 1973-10-09
NL7217839A (en) 1973-07-03
DE2264147A1 (en) 1973-07-12
FR2169901A1 (en) 1973-09-14
GB1410329A (en) 1975-10-15

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Legal Events

Date Code Title Description
PL Patent ceased