GB8917771D0 - Light modulating devices - Google Patents

Light modulating devices

Info

Publication number
GB8917771D0
GB8917771D0 GB898917771A GB8917771A GB8917771D0 GB 8917771 D0 GB8917771 D0 GB 8917771D0 GB 898917771 A GB898917771 A GB 898917771A GB 8917771 A GB8917771 A GB 8917771A GB 8917771 D0 GB8917771 D0 GB 8917771D0
Authority
GB
United Kingdom
Prior art keywords
light modulating
modulating devices
devices
light
modulating
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.)
Withdrawn
Application number
GB898917771A
Other versions
GB2237443A (en
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.)
Rank Brimar Ltd
Original Assignee
Rank Brimar 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 Rank Brimar Ltd filed Critical Rank Brimar Ltd
Priority to GB8917771A priority Critical patent/GB2237443A/en
Publication of GB8917771D0 publication Critical patent/GB8917771D0/en
Priority to PCT/GB1990/001218 priority patent/WO1991002280A1/en
Priority to EP19900912626 priority patent/EP0437591A1/en
Priority to AU62710/90A priority patent/AU6271090A/en
Publication of GB2237443A publication Critical patent/GB2237443A/en
Withdrawn legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J29/00—Details of cathode-ray tubes or of electron-beam tubes of the types covered by group H01J31/00
    • H01J29/02—Electrodes; Screens; Mounting, supporting, spacing or insulating thereof
    • H01J29/10—Screens on or from which an image or pattern is formed, picked up, converted or stored
    • H01J29/12—Screens on or from which an image or pattern is formed, picked up, converted or stored acting as light valves by shutter operation, e.g. for eidophor
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B26/00—Optical devices or arrangements for the control of light using movable or deformable optical elements
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B26/00—Optical devices or arrangements for the control of light using movable or deformable optical elements
    • G02B26/08—Optical devices or arrangements for the control of light using movable or deformable optical elements for controlling the direction of light

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Cathode-Ray Tubes And Fluorescent Screens For Display (AREA)
  • Control Of Indicators Other Than Cathode Ray Tubes (AREA)
GB8917771A 1989-08-03 1989-08-03 Light modulating device Withdrawn GB2237443A (en)

Priority Applications (4)

Application Number Priority Date Filing Date Title
GB8917771A GB2237443A (en) 1989-08-03 1989-08-03 Light modulating device
PCT/GB1990/001218 WO1991002280A1 (en) 1989-08-03 1990-08-03 Light modulating devices
EP19900912626 EP0437591A1 (en) 1989-08-03 1990-08-03 Light modulating devices
AU62710/90A AU6271090A (en) 1989-08-03 1990-08-03 Light modulating devices

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB8917771A GB2237443A (en) 1989-08-03 1989-08-03 Light modulating device

Publications (2)

Publication Number Publication Date
GB8917771D0 true GB8917771D0 (en) 1989-09-20
GB2237443A GB2237443A (en) 1991-05-01

Family

ID=10661107

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8917771A Withdrawn GB2237443A (en) 1989-08-03 1989-08-03 Light modulating device

Country Status (4)

Country Link
EP (1) EP0437591A1 (en)
AU (1) AU6271090A (en)
GB (1) GB2237443A (en)
WO (1) WO1991002280A1 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FI111357B (en) 2001-05-03 2003-07-15 Nokia Corp Electrically controllable sheet of varying thickness and method for its formation
FI20010917A (en) 2001-05-03 2002-11-04 Nokia Corp Electrically reconfigurable optical devices and methods for their formation

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB526742A (en) * 1939-02-10 1940-09-25 I M K Syndicate Ltd Improvements in light modulating devices for use in television receivers
GB680246A (en) * 1950-03-22 1952-10-01 Gen Electric Co Ltd Improvements in or relating to electrical light valve devices
FR1479284A (en) * 1966-01-26 1967-05-05 Electronique & Physique Optical relay, especially for television projectors
US3746911A (en) * 1971-04-13 1973-07-17 Westinghouse Electric Corp Electrostatically deflectable light valves for projection displays
CA1022265A (en) * 1973-01-24 1977-12-06 James E. Adams Liquid crystal phase transformation system
US4387964A (en) * 1980-10-21 1983-06-14 Mcdonnell Douglas Corporation Electron addressed liquid crystal light valve
EP0184378B1 (en) * 1984-12-07 1991-07-03 New York Institute Of Technology Video display apparatus and method
US4765717A (en) * 1987-05-05 1988-08-23 Tektronix, Inc. Liquid crystal light valve with electrically switchable secondary electron collector electrode

Also Published As

Publication number Publication date
EP0437591A1 (en) 1991-07-24
AU6271090A (en) 1991-03-11
WO1991002280A1 (en) 1991-02-21
GB2237443A (en) 1991-05-01

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Legal Events

Date Code Title Description
WAP Application withdrawn, taken to be withdrawn or refused ** after publication under section 16(1)