GB2184560B - Apparatus for deflecting a beam of light - Google Patents

Apparatus for deflecting a beam of light

Info

Publication number
GB2184560B
GB2184560B GB8531098A GB8531098A GB2184560B GB 2184560 B GB2184560 B GB 2184560B GB 8531098 A GB8531098 A GB 8531098A GB 8531098 A GB8531098 A GB 8531098A GB 2184560 B GB2184560 B GB 2184560B
Authority
GB
United Kingdom
Prior art keywords
deflecting
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 - Fee Related
Application number
GB8531098A
Other versions
GB8531098D0 (en
GB2184560A (en
Inventor
Martin Phillip Owen
Dr George White
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.)
General Electric Co PLC
Original Assignee
General Electric Co PLC
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 General Electric Co PLC filed Critical General Electric Co PLC
Priority to GB8531098A priority Critical patent/GB2184560B/en
Publication of GB8531098D0 publication Critical patent/GB8531098D0/en
Publication of GB2184560A publication Critical patent/GB2184560A/en
Application granted granted Critical
Publication of GB2184560B publication Critical patent/GB2184560B/en
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • G02F1/1326—Liquid crystal optical waveguides or liquid crystal cells specially adapted for gating or modulating between optical waveguides
    • 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
    • G02F1/133371—Cells with varying thickness of the liquid crystal layer
    • 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
    • G02F1/29—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 position or the direction of light beams, i.e. deflection
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/24—Coupling light guides
    • G02B6/26—Optical coupling means
    • G02B6/34—Optical coupling means utilising prism or grating

Landscapes

  • Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Mathematical Physics (AREA)
  • Liquid Crystal (AREA)
GB8531098A 1985-12-18 1985-12-18 Apparatus for deflecting a beam of light Expired - Fee Related GB2184560B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB8531098A GB2184560B (en) 1985-12-18 1985-12-18 Apparatus for deflecting a beam of light

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB8531098A GB2184560B (en) 1985-12-18 1985-12-18 Apparatus for deflecting a beam of light

Publications (3)

Publication Number Publication Date
GB8531098D0 GB8531098D0 (en) 1986-01-29
GB2184560A GB2184560A (en) 1987-06-24
GB2184560B true GB2184560B (en) 1990-06-20

Family

ID=10589915

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8531098A Expired - Fee Related GB2184560B (en) 1985-12-18 1985-12-18 Apparatus for deflecting a beam of light

Country Status (1)

Country Link
GB (1) GB2184560B (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3273583B2 (en) * 1993-07-28 2002-04-08 日本電信電話株式会社 Liquid crystal microprism array and spatial light beam connector and optical switch using the same
US5930044A (en) * 1997-01-09 1999-07-27 U.S. Philips Corporation Deflecting element having a switchable liquid crystalline material
US6441934B1 (en) * 1998-02-13 2002-08-27 Apa Optics, Inc. Multiplexer and demultiplexer for single mode optical fiber communication links
AU1326401A (en) * 1999-07-29 2001-02-19 Apa Optics, Inc. Dense wavelength division muliplexer (dwdm)

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1522681A (en) * 1975-01-06 1978-08-23 Nat Res & Dev Corp Optical modulation devices
GB1552696A (en) * 1975-06-09 1979-09-19 Siemens Ag Optical waveguides
EP0015139A1 (en) * 1979-02-21 1980-09-03 Sperry Corporation Electro-optical switching matrix
EP0074144A1 (en) * 1981-09-07 1983-03-16 Koninklijke Philips Electronics N.V. Optical switch
GB2166562A (en) * 1984-10-03 1986-05-08 Canon Kk Liquid crystal device
EP0184003A2 (en) * 1984-12-06 1986-06-11 VDO Adolf Schindling AG Liquid-crystal cell
GB2169417A (en) * 1984-12-28 1986-07-09 Olympus Optical Co Liquid crystal lens having a variable focal length

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1522681A (en) * 1975-01-06 1978-08-23 Nat Res & Dev Corp Optical modulation devices
GB1552696A (en) * 1975-06-09 1979-09-19 Siemens Ag Optical waveguides
EP0015139A1 (en) * 1979-02-21 1980-09-03 Sperry Corporation Electro-optical switching matrix
EP0074144A1 (en) * 1981-09-07 1983-03-16 Koninklijke Philips Electronics N.V. Optical switch
GB2166562A (en) * 1984-10-03 1986-05-08 Canon Kk Liquid crystal device
EP0184003A2 (en) * 1984-12-06 1986-06-11 VDO Adolf Schindling AG Liquid-crystal cell
GB2169417A (en) * 1984-12-28 1986-07-09 Olympus Optical Co Liquid crystal lens having a variable focal length

Also Published As

Publication number Publication date
GB8531098D0 (en) 1986-01-29
GB2184560A (en) 1987-06-24

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Legal Events

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