GB2186989B - Light valve - Google Patents

Light valve

Info

Publication number
GB2186989B
GB2186989B GB8603646A GB8603646A GB2186989B GB 2186989 B GB2186989 B GB 2186989B GB 8603646 A GB8603646 A GB 8603646A GB 8603646 A GB8603646 A GB 8603646A GB 2186989 B GB2186989 B GB 2186989B
Authority
GB
United Kingdom
Prior art keywords
light valve
valve
light
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.)
Expired
Application number
GB8603646A
Other versions
GB8603646D0 (en
GB2186989A (en
Inventor
Charles Edward Bryan
William Charles Nixon
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.)
Prutec Ltd
Original Assignee
Prutec 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 Prutec Ltd filed Critical Prutec Ltd
Priority to GB8603646A priority Critical patent/GB2186989B/en
Publication of GB8603646D0 publication Critical patent/GB8603646D0/en
Publication of GB2186989A publication Critical patent/GB2186989A/en
Application granted granted Critical
Publication of GB2186989B publication Critical patent/GB2186989B/en
Expired 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
    • G02F1/133348—Charged particles addressed liquid crystal cells, e.g. controlled by an electron beam

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)
  • Grinding And Polishing Of Tertiary Curved Surfaces And Surfaces With Complex Shapes (AREA)
GB8603646A 1986-02-14 1986-02-14 Light valve Expired GB2186989B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB8603646A GB2186989B (en) 1986-02-14 1986-02-14 Light valve

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB8603646A GB2186989B (en) 1986-02-14 1986-02-14 Light valve

Publications (3)

Publication Number Publication Date
GB8603646D0 GB8603646D0 (en) 1986-03-19
GB2186989A GB2186989A (en) 1987-08-26
GB2186989B true GB2186989B (en) 1989-11-22

Family

ID=10593051

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8603646A Expired GB2186989B (en) 1986-02-14 1986-02-14 Light valve

Country Status (1)

Country Link
GB (1) GB2186989B (en)

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB520478A (en) * 1938-11-16 1940-04-25 Courtaulds Ltd Improvements in the treatment of nozzles for use in the production of artificial filaments
GB825560A (en) * 1955-07-08 1959-12-16 Vaw Ver Aluminium Werke Ag Method of polishing metals
GB1118473A (en) * 1967-05-24 1968-07-03 Cross Mfg Co 1938 Ltd Cylinders for internal combustion engines

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB520478A (en) * 1938-11-16 1940-04-25 Courtaulds Ltd Improvements in the treatment of nozzles for use in the production of artificial filaments
GB825560A (en) * 1955-07-08 1959-12-16 Vaw Ver Aluminium Werke Ag Method of polishing metals
GB1118473A (en) * 1967-05-24 1968-07-03 Cross Mfg Co 1938 Ltd Cylinders for internal combustion engines

Also Published As

Publication number Publication date
GB8603646D0 (en) 1986-03-19
GB2186989A (en) 1987-08-26

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee