JPS52108838A - Liquid crystal indicating element - Google Patents

Liquid crystal indicating element

Info

Publication number
JPS52108838A
JPS52108838A JP2512976A JP2512976A JPS52108838A JP S52108838 A JPS52108838 A JP S52108838A JP 2512976 A JP2512976 A JP 2512976A JP 2512976 A JP2512976 A JP 2512976A JP S52108838 A JPS52108838 A JP S52108838A
Authority
JP
Japan
Prior art keywords
liquid crystal
indicating element
crystal indicating
commerciale
enhance
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.)
Pending
Application number
JP2512976A
Other languages
Japanese (ja)
Inventor
Tamihito Nakagome
Mikio Kanezaki
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.)
Hitachi Ltd
Original Assignee
Hitachi Ltd
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 Hitachi Ltd filed Critical Hitachi Ltd
Priority to JP2512976A priority Critical patent/JPS52108838A/en
Publication of JPS52108838A publication Critical patent/JPS52108838A/en
Pending 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
    • G02F1/137—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
    • G02F1/1397—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 the twist being substantially higher than 90°, e.g. STN-, SBE-, OMI-LC cells

Landscapes

  • Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Liquid Crystal (AREA)
  • Liquid Crystal Substances (AREA)

Abstract

PURPOSE:To provide a liquid crystal indicating element, in which there is incorporated an optically active substance in liquid crystal to fix a wide high contrast region of 270 deg. and enhance commerciale value of the resulting liquid crystal indicating element.
JP2512976A 1976-03-10 1976-03-10 Liquid crystal indicating element Pending JPS52108838A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2512976A JPS52108838A (en) 1976-03-10 1976-03-10 Liquid crystal indicating element

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2512976A JPS52108838A (en) 1976-03-10 1976-03-10 Liquid crystal indicating element

Publications (1)

Publication Number Publication Date
JPS52108838A true JPS52108838A (en) 1977-09-12

Family

ID=12157329

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2512976A Pending JPS52108838A (en) 1976-03-10 1976-03-10 Liquid crystal indicating element

Country Status (1)

Country Link
JP (1) JPS52108838A (en)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58157308U (en) * 1982-04-14 1983-10-20 シャープ株式会社 liquid crystal display device
US4596446A (en) * 1982-06-29 1986-06-24 The Secretary Of State For Defence In Her Britannic Majesty's Government Of The United Kingdom Of Great Britain And Northern Ireland Liquid crystal devices with particular cholesteric pitch-cell thickness ratio
WO1991011746A1 (en) * 1990-01-30 1991-08-08 Kabushiki Kaisha Jes Tilted homeotropic liquid crystal cell, manufacture thereof and double-layered liquid
JPH06214238A (en) * 1985-09-27 1994-08-05 Sanyo Electric Co Ltd Liquid crystal display device

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58157308U (en) * 1982-04-14 1983-10-20 シャープ株式会社 liquid crystal display device
US4596446A (en) * 1982-06-29 1986-06-24 The Secretary Of State For Defence In Her Britannic Majesty's Government Of The United Kingdom Of Great Britain And Northern Ireland Liquid crystal devices with particular cholesteric pitch-cell thickness ratio
JPH06214238A (en) * 1985-09-27 1994-08-05 Sanyo Electric Co Ltd Liquid crystal display device
WO1991011746A1 (en) * 1990-01-30 1991-08-08 Kabushiki Kaisha Jes Tilted homeotropic liquid crystal cell, manufacture thereof and double-layered liquid

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