JPS53131799A - Color liquid crystal display device - Google Patents

Color liquid crystal display device

Info

Publication number
JPS53131799A
JPS53131799A JP4639577A JP4639577A JPS53131799A JP S53131799 A JPS53131799 A JP S53131799A JP 4639577 A JP4639577 A JP 4639577A JP 4639577 A JP4639577 A JP 4639577A JP S53131799 A JPS53131799 A JP S53131799A
Authority
JP
Japan
Prior art keywords
liquid crystal
display device
crystal display
color liquid
type
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
JP4639577A
Other languages
Japanese (ja)
Inventor
Hitoshi Kamamori
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.)
Seiko Instruments Inc
Original Assignee
Seiko Instruments Inc
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 Seiko Instruments Inc filed Critical Seiko Instruments Inc
Priority to JP4639577A priority Critical patent/JPS53131799A/en
Publication of JPS53131799A publication Critical patent/JPS53131799A/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
    • G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
    • G02F1/1333—Constructional arrangements; Manufacturing methods
    • G02F1/1347—Arrangement of liquid crystal layers or cells in which the final condition of one light beam is achieved by the addition of the effects of two or more layers or cells
    • G02F1/13475—Arrangement of liquid crystal layers or cells in which the final condition of one light beam is achieved by the addition of the effects of two or more layers or cells in which at least one liquid crystal cell or layer is doped with a pleochroic dye, e.g. GH-LC cell

Landscapes

  • Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • Mathematical Physics (AREA)
  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Devices For Indicating Variable Information By Combining Individual Elements (AREA)
  • Liquid Crystal (AREA)

Abstract

PURPOSE:To increase hue contrast and make color changing free by using a TN type liquid crystal cell which comprises orienting P type nematic liquid crystal composition to twist type and simultaneously using a plurality of cells which comprise homogeneously orienting P type nematic liquid crystal composition added with dyes.
JP4639577A 1977-04-22 1977-04-22 Color liquid crystal display device Pending JPS53131799A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP4639577A JPS53131799A (en) 1977-04-22 1977-04-22 Color liquid crystal display device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP4639577A JPS53131799A (en) 1977-04-22 1977-04-22 Color liquid crystal display device

Publications (1)

Publication Number Publication Date
JPS53131799A true JPS53131799A (en) 1978-11-16

Family

ID=12745948

Family Applications (1)

Application Number Title Priority Date Filing Date
JP4639577A Pending JPS53131799A (en) 1977-04-22 1977-04-22 Color liquid crystal display device

Country Status (1)

Country Link
JP (1) JPS53131799A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5689721A (en) * 1979-12-24 1981-07-21 Hosiden Electronics Co Ltd Liquid crystal display device
JPS63170614A (en) * 1987-01-09 1988-07-14 Hitachi Ltd Liquid crystal projection device
JPH0228623A (en) * 1988-04-07 1990-01-30 Honeywell Inc Color filter for controlling transmission of incident light for supplying output color signal selected and supply of output radiation signal having specified color spectrum

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5689721A (en) * 1979-12-24 1981-07-21 Hosiden Electronics Co Ltd Liquid crystal display device
JPS63170614A (en) * 1987-01-09 1988-07-14 Hitachi Ltd Liquid crystal projection device
JPH0228623A (en) * 1988-04-07 1990-01-30 Honeywell Inc Color filter for controlling transmission of incident light for supplying output color signal selected and supply of output radiation signal having specified color spectrum

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