FR2268277A2 - - Google Patents

Info

Publication number
FR2268277A2
FR2268277A2 FR7506377A FR7506377A FR2268277A2 FR 2268277 A2 FR2268277 A2 FR 2268277A2 FR 7506377 A FR7506377 A FR 7506377A FR 7506377 A FR7506377 A FR 7506377A FR 2268277 A2 FR2268277 A2 FR 2268277A2
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.)
Granted
Application number
FR7506377A
Other languages
French (fr)
Other versions
FR2268277B2 (xx
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.)
UK GREAT BRITAIN NORTH IRELAN
Original Assignee
UK GREAT BRITAIN NORTH IRELAN
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 UK GREAT BRITAIN NORTH IRELAN filed Critical UK GREAT BRITAIN NORTH IRELAN
Publication of FR2268277A2 publication Critical patent/FR2268277A2/fr
Application granted granted Critical
Publication of FR2268277B2 publication Critical patent/FR2268277B2/fr
Expired 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
    • G02F1/1337—Surface-induced orientation of the liquid crystal molecules, e.g. by alignment layers
    • 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
    • C09K19/06—Non-steroidal liquid crystal compounds
    • C09K19/08—Non-steroidal liquid crystal compounds containing at least two non-condensed rings
    • C09K19/10—Non-steroidal liquid crystal compounds containing at least two non-condensed rings containing at least two benzene rings
    • C09K19/12—Non-steroidal liquid crystal compounds containing at least two non-condensed rings containing at least two benzene rings at least two benzene rings directly linked, e.g. biphenyls
    • 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
    • G02F1/139—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 orientation effects in which the liquid crystal remains transparent
    • G02F1/1396—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 orientation effects in which the liquid crystal remains transparent the liquid crystal being selectively controlled between a twisted state and a non-twisted state, e.g. TN-LC cell

Landscapes

  • Physics & Mathematics (AREA)
  • Chemical & Material Sciences (AREA)
  • Nonlinear Science (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Liquid Crystal (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Mathematical Physics (AREA)
FR7506377A 1974-03-01 1975-02-28 Expired FR2268277B2 (xx)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB948974A GB1478592A (en) 1974-03-01 1974-03-01 Liquid crystal devices

Publications (2)

Publication Number Publication Date
FR2268277A2 true FR2268277A2 (xx) 1975-11-14
FR2268277B2 FR2268277B2 (xx) 1983-04-08

Family

ID=9872940

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7506377A Expired FR2268277B2 (xx) 1974-03-01 1975-02-28

Country Status (5)

Country Link
JP (1) JPS5826006B2 (xx)
CH (1) CH575605A5 (xx)
DE (1) DE2508913C2 (xx)
FR (1) FR2268277B2 (xx)
GB (1) GB1478592A (xx)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2378326A1 (fr) * 1977-01-21 1978-08-18 Ebauches Sa Procede de fabrication d'une cellule d'affichage electro-optique passif a cristal liquide nematique en helice et cellule d'affichage electro-optique passif obtenue par la mise en oeuvre de ce procede

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5194845A (en) * 1975-02-18 1976-08-19 Ekishohyojisochino seizohoho
DE2527485C2 (de) 1975-06-20 1985-06-05 Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt Elektrisch steuerbares Anzeigeelement
JPS5296044A (en) * 1976-02-09 1977-08-12 Shiyunsuke Kobayashi Liquid crystal display unit
JPS52111740A (en) * 1976-03-16 1977-09-19 Oki Electric Ind Co Ltd Liquid crystal indicator
JPS5349449A (en) * 1976-10-18 1978-05-04 Seiko Instr & Electronics Ltd Liquid crystal indicator
GB2044975B (en) 1979-01-26 1982-12-08 Secr Defence Pseudo-analogue display
JPS55142316A (en) * 1979-04-23 1980-11-06 Denki Onkyo Co Ltd Liquid crystal display device
IT1143167B (it) * 1979-05-29 1986-10-22 Texas Instruments Inc Perfezionamento nei dispositivi di presentazione a cristalli liquidi e procedimento di fabbricazione
JPS5651722A (en) * 1979-10-03 1981-05-09 Sanyo Electric Co Ltd Liquid crystal display device
GB8319849D0 (en) 1983-07-22 1983-08-24 Secr Defence Compounds containing fluorobiphenyl group
CN109648850B (zh) * 2019-01-16 2023-10-17 深圳市信维通信股份有限公司 一种3d打印喷嘴及液晶聚合物薄膜的成型方法

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3650603A (en) * 1967-12-05 1972-03-21 Rca Corp Liquid crystal light valve containing a mixture of nematic and cholesteric materials in which the light scattering effect is reduced when an electric field is applied
IT946051B (it) * 1970-12-04 1973-05-21 Hoffmann La Roche Cellula ottica
FR2135940A5 (xx) * 1971-02-09 1972-12-22 Int Liquid Xtal Co
JPS49123641A (xx) * 1973-03-30 1974-11-26
GB1472247A (en) * 1974-02-21 1977-05-04 Secr Defence Liquid crystal devices

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2378326A1 (fr) * 1977-01-21 1978-08-18 Ebauches Sa Procede de fabrication d'une cellule d'affichage electro-optique passif a cristal liquide nematique en helice et cellule d'affichage electro-optique passif obtenue par la mise en oeuvre de ce procede
US4207671A (en) * 1977-01-21 1980-06-17 Ebauches S.A. Method of manufacture of a passive electro-optic display cell having an helicoidal nematic liquid crystal and passive electro-optic display cell obtained by carrying out this method

Also Published As

Publication number Publication date
DE2508913A1 (de) 1976-01-29
FR2268277B2 (xx) 1983-04-08
DE2508913C2 (de) 1985-08-08
CH575605A5 (xx) 1976-05-14
JPS519856A (en) 1976-01-26
GB1478592A (en) 1977-07-06
JPS5826006B2 (ja) 1983-05-31

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