AT351616B - COLORED REFLECTOR WITH A REFLECTIVE METAL LAYER FOR LIQUID CRYSTAL INDICATORS - Google Patents

COLORED REFLECTOR WITH A REFLECTIVE METAL LAYER FOR LIQUID CRYSTAL INDICATORS

Info

Publication number
AT351616B
AT351616B AT874176A AT874176A AT351616B AT 351616 B AT351616 B AT 351616B AT 874176 A AT874176 A AT 874176A AT 874176 A AT874176 A AT 874176A AT 351616 B AT351616 B AT 351616B
Authority
AT
Austria
Prior art keywords
liquid crystal
metal layer
reflective metal
crystal indicators
colored reflector
Prior art date
Application number
AT874176A
Other languages
German (de)
Other versions
ATA874176A (en
Original Assignee
Bbc Brown Boveri & Cie
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 Bbc Brown Boveri & Cie filed Critical Bbc Brown Boveri & Cie
Publication of ATA874176A publication Critical patent/ATA874176A/en
Application granted granted Critical
Publication of AT351616B publication Critical patent/AT351616B/en

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
    • G02F1/1335—Structural association of cells with optical devices, e.g. polarisers or reflectors
    • G02F1/133553—Reflecting elements

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)
  • Optical Elements Other Than Lenses (AREA)
AT874176A 1975-11-26 1976-11-25 COLORED REFLECTOR WITH A REFLECTIVE METAL LAYER FOR LIQUID CRYSTAL INDICATORS AT351616B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH1531375A CH593533A5 (en) 1975-11-26 1975-11-26

Publications (2)

Publication Number Publication Date
ATA874176A ATA874176A (en) 1979-01-15
AT351616B true AT351616B (en) 1979-08-10

Family

ID=4408079

Family Applications (1)

Application Number Title Priority Date Filing Date
AT874176A AT351616B (en) 1975-11-26 1976-11-25 COLORED REFLECTOR WITH A REFLECTIVE METAL LAYER FOR LIQUID CRYSTAL INDICATORS

Country Status (3)

Country Link
AT (1) AT351616B (en)
CH (1) CH593533A5 (en)
DE (2) DE7540718U (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0090855B1 (en) * 1981-10-06 1989-07-12 Minnesota Mining And Manufacturing Company Liquid crystal display having high brightness reflector
DE3230799A1 (en) * 1982-08-19 1984-02-23 Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt High contrast LCD cell - has rear electrode layer of selected thickness total internal to obtain reflection

Also Published As

Publication number Publication date
CH593533A5 (en) 1977-12-15
DE7540718U (en) 1977-09-22
ATA874176A (en) 1979-01-15
DE2557641A1 (en) 1977-06-08

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Legal Events

Date Code Title Description
ELJ Ceased due to non-payment of the annual fee
UEP Publication of translation of european patent specification

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