FR2195380A5 - - Google Patents

Info

Publication number
FR2195380A5
FR2195380A5 FR7328198A FR7328198A FR2195380A5 FR 2195380 A5 FR2195380 A5 FR 2195380A5 FR 7328198 A FR7328198 A FR 7328198A FR 7328198 A FR7328198 A FR 7328198A FR 2195380 A5 FR2195380 A5 FR 2195380A5
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.)
Expired
Application number
FR7328198A
Other languages
French (fr)
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.)
Suwa Seikosha KK
Original Assignee
Suwa Seikosha KK
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 Suwa Seikosha KK filed Critical Suwa Seikosha KK
Application granted granted Critical
Publication of FR2195380A5 publication Critical patent/FR2195380A5/fr
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G04—HOROLOGY
    • G04G—ELECTRONIC TIME-PIECES
    • G04G9/00—Visual time or date indication means
    • G04G9/0023—Visual time or date indication means by light valves in general
    • G04G9/0029—Details
    • G04G9/0035—Details constructional
    • 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
    • G02F1/133509—Filters, e.g. light shielding masks

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • Mathematical Physics (AREA)
  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Optics & Photonics (AREA)
  • Liquid Crystal (AREA)
  • Liquid Crystal Substances (AREA)
  • Devices For Indicating Variable Information By Combining Individual Elements (AREA)
FR7328198A 1972-08-03 1973-08-01 Expired FR2195380A5 (ja)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP47077802A JPS4935050A (ja) 1972-08-03 1972-08-03

Publications (1)

Publication Number Publication Date
FR2195380A5 true FR2195380A5 (ja) 1974-03-01

Family

ID=13644122

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7328198A Expired FR2195380A5 (ja) 1972-08-03 1973-08-01

Country Status (5)

Country Link
JP (1) JPS4935050A (ja)
CH (3) CH1131673A4 (ja)
DE (1) DE2339426A1 (ja)
FR (1) FR2195380A5 (ja)
GB (1) GB1408966A (ja)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5638327U (ja) * 1979-08-30 1981-04-11
US4533214A (en) * 1981-09-21 1985-08-06 Texas Instruments Incorporated Biaxial substrates in light modulating devices
DE3230799A1 (de) * 1982-08-19 1984-02-23 Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt Fluessigkristall-anzeigezelle
JPS59107930A (ja) * 1982-12-12 1984-06-22 Nitto Kohki Co Ltd 二重に重ね合わせたガラス管の開口端部封着装置
DE19644913A1 (de) * 1996-10-29 1998-04-30 Ekkehard Finkeissen Biegsame, zuschneidbare Folie mit elektrisch verstellbarer Lichtdurchlässigkeit

Also Published As

Publication number Publication date
CH1131673A4 (ja) 1977-07-15
DE2339426A1 (de) 1974-02-14
GB1408966A (en) 1975-10-08
JPS4935050A (ja) 1974-04-01
CH598644B5 (ja) 1978-05-12
CH586914A5 (ja) 1977-04-15

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