GB9110277D0 - Surface relief optical polariser - Google Patents

Surface relief optical polariser

Info

Publication number
GB9110277D0
GB9110277D0 GB919110277A GB9110277A GB9110277D0 GB 9110277 D0 GB9110277 D0 GB 9110277D0 GB 919110277 A GB919110277 A GB 919110277A GB 9110277 A GB9110277 A GB 9110277A GB 9110277 D0 GB9110277 D0 GB 9110277D0
Authority
GB
United Kingdom
Prior art keywords
surface relief
optical polariser
relief optical
polariser
relief
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.)
Pending
Application number
GB919110277A
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.)
Technology Partnership PLC
Original Assignee
Technology Partnership 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 Technology Partnership PLC filed Critical Technology Partnership PLC
Priority to GB919110277A priority Critical patent/GB9110277D0/en
Publication of GB9110277D0 publication Critical patent/GB9110277D0/en
Priority to PCT/GB1992/000844 priority patent/WO1992021046A1/en
Priority to AU16671/92A priority patent/AU1667192A/en
Pending legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/02—Diffusing elements; Afocal elements
    • G02B5/0205—Diffusing elements; Afocal elements characterised by the diffusing properties
    • G02B5/0236—Diffusing elements; Afocal elements characterised by the diffusing properties the diffusion taking place within the volume of the element
    • G02B5/0242—Diffusing elements; Afocal elements characterised by the diffusing properties the diffusion taking place within the volume of the element by means of dispersed particles
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
    • G02B27/28—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00 for polarising
    • G02B27/283—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00 for polarising used for beam splitting or combining
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/02—Diffusing elements; Afocal elements
    • G02B5/0205—Diffusing elements; Afocal elements characterised by the diffusing properties
    • G02B5/0252—Diffusing elements; Afocal elements characterised by the diffusing properties using holographic or diffractive means
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/02—Diffusing elements; Afocal elements
    • G02B5/0205—Diffusing elements; Afocal elements characterised by the diffusing properties
    • G02B5/0257—Diffusing elements; Afocal elements characterised by the diffusing properties creating an anisotropic diffusion characteristic, i.e. distributing output differently in two perpendicular axes
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/02—Diffusing elements; Afocal elements
    • G02B5/0273—Diffusing elements; Afocal elements characterized by the use
    • G02B5/0278—Diffusing elements; Afocal elements characterized by the use used in transmission
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/18—Diffraction gratings
    • G02B5/1833—Diffraction gratings comprising birefringent materials
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/30—Polarising elements
    • G02B5/3016—Polarising elements involving passive liquid crystal elements
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/30—Polarising elements
    • G02B5/3083—Birefringent or phase retarding elements
    • 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
    • G02F1/292—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 by controlled diffraction or phased-array beam steering

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Nonlinear Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Mathematical Physics (AREA)
  • Dispersion Chemistry (AREA)
  • Liquid Crystal (AREA)
GB919110277A 1991-05-11 1991-05-11 Surface relief optical polariser Pending GB9110277D0 (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
GB919110277A GB9110277D0 (en) 1991-05-11 1991-05-11 Surface relief optical polariser
PCT/GB1992/000844 WO1992021046A1 (en) 1991-05-11 1992-05-11 Light scattering device
AU16671/92A AU1667192A (en) 1991-05-11 1992-05-11 Light scattering device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB919110277A GB9110277D0 (en) 1991-05-11 1991-05-11 Surface relief optical polariser

Publications (1)

Publication Number Publication Date
GB9110277D0 true GB9110277D0 (en) 1991-07-03

Family

ID=10694880

Family Applications (1)

Application Number Title Priority Date Filing Date
GB919110277A Pending GB9110277D0 (en) 1991-05-11 1991-05-11 Surface relief optical polariser

Country Status (3)

Country Link
AU (1) AU1667192A (en)
GB (1) GB9110277D0 (en)
WO (1) WO1992021046A1 (en)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB9402513D0 (en) * 1994-02-09 1994-03-30 Secr Defence Bistable nematic liquid crystal device
CN1250987C (en) * 1994-04-14 2006-04-12 株式会社三协精机制作所 Polarized light beam splitter and optical probe using the same
US6537624B1 (en) * 1997-12-24 2003-03-25 Nippon Mitsubishi Oil Corporation Liquid-crystal film
DE69940548D1 (en) * 1998-04-23 2009-04-23 Nippon Mitsubishi Oil Corp LIQUID CRYSTAL FILM
US6426837B1 (en) 1999-03-22 2002-07-30 Mems Optical, Inc. Diffractive selectively polarizing beam splitter and beam routing prisms produced thereby
KR20010114259A (en) * 2000-03-15 2001-12-31 요트.게.아. 롤페즈 Projection screen
EP1395049A1 (en) * 2002-09-02 2004-03-03 Sony International (Europe) GmbH Illumination unit for a projection system
JP2006106435A (en) 2004-10-06 2006-04-20 Canon Inc Optical device

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4256787A (en) * 1978-05-03 1981-03-17 Massachusetts Institute Of Technology Orientation of ordered liquids and their use in devices
DE3605516A1 (en) * 1985-02-21 1986-09-04 Canon K.K., Tokio/Tokyo OPTICAL FUNCTIONAL ELEMENT AND OPTICAL FUNCTIONAL DEVICE
US4856869A (en) * 1986-04-08 1989-08-15 Canon Kabushiki Kaisha Display element and observation apparatus having the same
JP2703930B2 (en) * 1988-06-29 1998-01-26 日本電気株式会社 Birefringent diffraction grating polarizer
FR2660448B1 (en) * 1990-04-03 1992-06-05 Thomson Csf DEVICE FOR PROJECTING IMAGES.

Also Published As

Publication number Publication date
WO1992021046A1 (en) 1992-11-26
AU1667192A (en) 1992-12-30

Similar Documents

Publication Publication Date Title
EP0540850A3 (en) Optical connector
IL112072A0 (en) Optical polarizer
EP0557532A4 (en) Optical device
HUT62097A (en) Integrated optical component
SG47787A1 (en) Ophthalimic lens
GB2255193B (en) Optical device
EP0484913A3 (en) Polarization independent optical coherence-domain reflectometry
GB9015992D0 (en) Optical tap
GB9226060D0 (en) Optical devices
EP0488211A3 (en) Polarization independent optical device
GB9110277D0 (en) Surface relief optical polariser
GB9113387D0 (en) Optical scanner
EP0491046A4 (en) Optical connector
ZA914886B (en) Optical connector
GB2256283B (en) Electrochromic device
EP0532935A3 (en) Optical connecting device
EP0527350A3 (en) Optical demodulator
EP0522637A3 (en) Planar optical element
GB9202892D0 (en) Waveguides
EP0514732A3 (en) Optical waveguide
GB9106886D0 (en) Electrochromic device
ZA919117B (en) Optical calculation
AU665704B2 (en) Optical connector
CA69210S (en) Sunglasses
GB2262617B (en) Sunglasses