IT1074752B - Dispositivo di presentazione - Google Patents

Dispositivo di presentazione

Info

Publication number
IT1074752B
IT1074752B IT52033/76A IT5203376A IT1074752B IT 1074752 B IT1074752 B IT 1074752B IT 52033/76 A IT52033/76 A IT 52033/76A IT 5203376 A IT5203376 A IT 5203376A IT 1074752 B IT1074752 B IT 1074752B
Authority
IT
Italy
Prior art keywords
presentation device
presentation
Prior art date
Application number
IT52033/76A
Other languages
English (en)
Original Assignee
Seiko Instr & Electronics
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 Instr & Electronics filed Critical Seiko Instr & Electronics
Application granted granted Critical
Publication of IT1074752B publication Critical patent/IT1074752B/it

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
    • G02F1/133528—Polarisers

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)
  • Electric Clocks (AREA)
IT52033/76A 1975-11-11 1976-11-03 Dispositivo di presentazione IT1074752B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP50135558A JPS5259597A (en) 1975-11-11 1975-11-11 Display unit

Publications (1)

Publication Number Publication Date
IT1074752B true IT1074752B (it) 1985-04-20

Family

ID=15154604

Family Applications (1)

Application Number Title Priority Date Filing Date
IT52033/76A IT1074752B (it) 1975-11-11 1976-11-03 Dispositivo di presentazione

Country Status (9)

Country Link
US (1) US4139271A (it)
JP (1) JPS5259597A (it)
BR (1) BR7607513A (it)
CA (1) CA1053819A (it)
DE (1) DE2651062A1 (it)
FR (1) FR2331857A1 (it)
GB (1) GB1523986A (it)
HK (1) HK85979A (it)
IT (1) IT1074752B (it)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS53107483U (it) * 1977-02-03 1978-08-29
US4188094A (en) * 1978-02-15 1980-02-12 Fergason James L Liquid crystal display having light indicia on a dark background
US4470666A (en) * 1979-06-18 1984-09-11 General Motors Corporation Colored liquid crystal display
US4416514A (en) * 1980-11-10 1983-11-22 Polaroid Corporation Color filter
DE3369571D1 (en) * 1982-06-18 1987-03-05 Philips Nv Liquid-crystal display device
JPS6026022U (ja) * 1983-07-29 1985-02-22 シャープ株式会社 液晶表示素子用多色偏光板
CA1268271C (en) * 1987-11-06 1990-04-24 ANIMATED ELECTRO-OPTICAL DISPLAYS AND INDICATORS
JP2651026B2 (ja) * 1989-09-20 1997-09-10 株式会社日立製作所 液晶表示装置
JP2009109638A (ja) * 2007-10-29 2009-05-21 Ntt Docomo Inc 液晶ディスプレイ、液晶ディスプレイ駆動回路、操作デバイス

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3538322A (en) * 1968-05-29 1970-11-03 Wurlitzer Co Polarized light display
JPS538362Y2 (it) * 1972-10-02 1978-03-04

Also Published As

Publication number Publication date
US4139271A (en) 1979-02-13
FR2331857A1 (fr) 1977-06-10
BR7607513A (pt) 1977-09-20
FR2331857B1 (it) 1983-03-25
GB1523986A (en) 1978-09-06
JPS5259597A (en) 1977-05-17
CA1053819A (en) 1979-05-01
HK85979A (en) 1979-12-21
DE2651062A1 (de) 1977-05-12

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