AU2002220891A1 - Collimator lenses - Google Patents

Collimator lenses

Info

Publication number
AU2002220891A1
AU2002220891A1 AU2002220891A AU2089102A AU2002220891A1 AU 2002220891 A1 AU2002220891 A1 AU 2002220891A1 AU 2002220891 A AU2002220891 A AU 2002220891A AU 2089102 A AU2089102 A AU 2089102A AU 2002220891 A1 AU2002220891 A1 AU 2002220891A1
Authority
AU
Australia
Prior art keywords
collimator lenses
collimator
lenses
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.)
Abandoned
Application number
AU2002220891A
Inventor
William Crossland
Andres Dames
Benn Miller
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.)
Screen Technology Ltd
Original Assignee
Screen Technology 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 Screen Technology Ltd filed Critical Screen Technology Ltd
Publication of AU2002220891A1 publication Critical patent/AU2002220891A1/en
Abandoned legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
    • G03B21/00—Projectors or projection-type viewers; Accessories therefor
    • G03B21/14—Details
    • G03B21/142—Adjusting of projection optics
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B7/00—Mountings, adjusting means, or light-tight connections, for optical elements
    • G02B7/02—Mountings, adjusting means, or light-tight connections, for optical elements for lenses
    • G02B7/027—Mountings, adjusting means, or light-tight connections, for optical elements for lenses the lens being in the form of a sphere or ball
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B3/00—Simple or compound lenses
    • G02B3/0006—Arrays
    • G02B3/0037—Arrays characterized by the distribution or form of lenses
    • G02B3/0056—Arrays characterized by the distribution or form of lenses arranged along two different directions in a plane, e.g. honeycomb arrangement of lenses
    • 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
    • G02B6/0001—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems
    • G02B6/0011—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems the light guides being planar or of plate-like form
    • G02B6/0033—Means for improving the coupling-out of light from the light guide
    • G02B6/0035—Means for improving the coupling-out of light from the light guide provided on the surface of the light guide or in the bulk of it
    • G02B6/0036—2-D arrangement of prisms, protrusions, indentations or roughened surfaces
    • 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
    • G02F1/1336—Illuminating devices
    • G02F1/133602—Direct backlight
    • G02F1/133606—Direct backlight including a specially adapted diffusing, scattering or light controlling members
    • G02F1/133607—Direct backlight including a specially adapted diffusing, scattering or light controlling members the light controlling member including light directing or refracting elements, e.g. prisms or lenses
    • 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
    • G02F1/133526—Lenses, e.g. microlenses or Fresnel lenses

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Nonlinear Science (AREA)
  • Mathematical Physics (AREA)
  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Devices For Indicating Variable Information By Combining Individual Elements (AREA)
  • Liquid Crystal (AREA)
  • Optical Elements Other Than Lenses (AREA)
AU2002220891A 2000-12-13 2001-12-05 Collimator lenses Abandoned AU2002220891A1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
GB0030410 2000-12-13
GBGB0030410.5A GB0030410D0 (en) 2000-12-13 2000-12-13 Collimator
PCT/GB2001/005377 WO2002048754A1 (en) 2000-12-13 2001-12-05 Collimator lenses

Publications (1)

Publication Number Publication Date
AU2002220891A1 true AU2002220891A1 (en) 2002-06-24

Family

ID=9905011

Family Applications (1)

Application Number Title Priority Date Filing Date
AU2002220891A Abandoned AU2002220891A1 (en) 2000-12-13 2001-12-05 Collimator lenses

Country Status (6)

Country Link
JP (1) JP2004515816A (en)
KR (1) KR20020086522A (en)
CN (1) CN1401087A (en)
AU (1) AU2002220891A1 (en)
GB (1) GB0030410D0 (en)
WO (1) WO2002048754A1 (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2007002797A2 (en) * 2005-06-29 2007-01-04 Reflexite Corporation Method and apparatus for aperture sculpting in a microlens array film
EP2396686A1 (en) * 2009-02-13 2011-12-21 Excelitas Technologies LED Solutions, Inc. Led illumination device
US20150096608A1 (en) * 2013-10-08 2015-04-09 Atomic Energy Council - Institute Of Nuclear Energy Research Fixing apparatus for ball lens
EP4022383A1 (en) * 2019-08-30 2022-07-06 PCMS Holdings, Inc. Creating a 3d multiview display with elastic optical layer buckling
CN211857087U (en) * 2020-02-24 2020-11-03 宁波激智科技股份有限公司 Interference reducing collimation film

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4924356A (en) * 1988-12-07 1990-05-08 General Electric Company Illumination system for a display device
US5822125A (en) * 1996-12-20 1998-10-13 Eastman Kodak Company Lenslet array system
GB9800668D0 (en) * 1998-01-13 1998-03-11 Nashua Corp Enhanced microlens screens

Also Published As

Publication number Publication date
WO2002048754A1 (en) 2002-06-20
GB0030410D0 (en) 2001-01-24
CN1401087A (en) 2003-03-05
KR20020086522A (en) 2002-11-18
JP2004515816A (en) 2004-05-27

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