CN1160529C - 具有直接固定的反射器的光导单元及其制作方法 - Google Patents

具有直接固定的反射器的光导单元及其制作方法 Download PDF

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Publication number
CN1160529C
CN1160529C CNB008137633A CN00813763A CN1160529C CN 1160529 C CN1160529 C CN 1160529C CN B008137633 A CNB008137633 A CN B008137633A CN 00813763 A CN00813763 A CN 00813763A CN 1160529 C CN1160529 C CN 1160529C
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CN
China
Prior art keywords
guide unit
reflector
lighting device
monolithic
light guide
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
CNB008137633A
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English (en)
Chinese (zh)
Other versions
CN1377452A (zh
Inventor
Dl
D·L·沃特曼
S·科布
̹��
K·A·爱泼斯坦
W·D·科雷特曼
M·E·加德纳
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.)
3M Innovative Properties Co
Original Assignee
3M Innovative Properties Co
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 3M Innovative Properties Co filed Critical 3M Innovative Properties Co
Publication of CN1377452A publication Critical patent/CN1377452A/zh
Application granted granted Critical
Publication of CN1160529C publication Critical patent/CN1160529C/zh
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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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
    • G02F1/1335—Structural association of cells with optical devices, e.g. polarisers or reflectors
    • 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
    • G02B6/005—Means for improving the coupling-out of light from the light guide provided by one optical element, or plurality thereof, placed on the light output side of the light guide
    • G02B6/0055—Reflecting element, sheet or layer
    • 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
    • G02B6/0038—Linear indentations or grooves, e.g. arc-shaped grooves or meandering grooves, extending over the full length or width of the light guide
    • 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
    • G02B6/004—Scattering dots or dot-like elements, e.g. microbeads, scattering particles, nanoparticles
    • G02B6/0043—Scattering dots or dot-like elements, e.g. microbeads, scattering particles, nanoparticles provided on the surface of the light guide

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Nonlinear Science (AREA)
  • Mathematical Physics (AREA)
  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Planar Illumination Modules (AREA)
  • Light Guides In General And Applications Therefor (AREA)
  • Liquid Crystal (AREA)
CNB008137633A 1999-10-08 2000-09-19 具有直接固定的反射器的光导单元及其制作方法 Expired - Fee Related CN1160529C (zh)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US09/414,124 1999-10-08
US09/414,124 US6447135B1 (en) 1999-10-08 1999-10-08 Lightguide having a directly secured reflector and method of making the same

Publications (2)

Publication Number Publication Date
CN1377452A CN1377452A (zh) 2002-10-30
CN1160529C true CN1160529C (zh) 2004-08-04

Family

ID=23640053

Family Applications (1)

Application Number Title Priority Date Filing Date
CNB008137633A Expired - Fee Related CN1160529C (zh) 1999-10-08 2000-09-19 具有直接固定的反射器的光导单元及其制作方法

Country Status (7)

Country Link
US (1) US6447135B1 (enExample)
EP (1) EP1218664A1 (enExample)
JP (1) JP2003511727A (enExample)
KR (1) KR100685760B1 (enExample)
CN (1) CN1160529C (enExample)
AU (1) AU4606101A (enExample)
WO (1) WO2001027529A1 (enExample)

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JP2003511727A (ja) 2003-03-25
AU4606101A (en) 2001-04-23
KR100685760B1 (ko) 2007-02-27
WO2001027529A1 (en) 2001-04-19
US6447135B1 (en) 2002-09-10
CN1377452A (zh) 2002-10-30
EP1218664A1 (en) 2002-07-03
KR20020064296A (ko) 2002-08-07

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