KR100902447B1 - 면광원 시스템 및 여기에 사용되는 광 편향 소자 - Google Patents

면광원 시스템 및 여기에 사용되는 광 편향 소자 Download PDF

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Publication number
KR100902447B1
KR100902447B1 KR1020037007930A KR20037007930A KR100902447B1 KR 100902447 B1 KR100902447 B1 KR 100902447B1 KR 1020037007930 A KR1020037007930 A KR 1020037007930A KR 20037007930 A KR20037007930 A KR 20037007930A KR 100902447 B1 KR100902447 B1 KR 100902447B1
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KR
South Korea
Prior art keywords
light
prism
light source
light guide
rows
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
KR1020037007930A
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English (en)
Korean (ko)
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KR20030061849A (ko
Inventor
야마시타도모요시
하야시야쓰코
지바이세이
Original Assignee
미츠비시 레이온 가부시키가이샤
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.)
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Publication of KR20030061849A publication Critical patent/KR20030061849A/ko
Application granted granted Critical
Publication of KR100902447B1 publication Critical patent/KR100902447B1/ko
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    • 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
    • G02B6/0035—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
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/04—Prisms
    • G02B5/045—Prism arrays
    • 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
    • G02B6/0058—Means for improving the coupling-out of light from the light guide varying in density, size, shape or depth along the light guide
    • G02B6/0061—Means for improving the coupling-out of light from the light guide varying in density, size, shape or depth along the light guide to provide homogeneous light output intensity
    • 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
    • G02B6/0013—Means for improving the coupling-in of light from the light source into the light guide
    • G02B6/0015—Means for improving the coupling-in of light from the light source into the light guide provided on the surface of the light guide or in the bulk of it
    • G02B6/002—Means for improving the coupling-in of light from the light source into the light guide provided on the surface of the light guide or in the bulk of it by shaping at least a portion of the light guide, e.g. with collimating, focussing or diverging surfaces
    • G02B6/0021—Means for improving the coupling-in of light from the light source into the light guide provided on the surface of the light guide or in the bulk of it by shaping at least a portion of the light guide, e.g. with collimating, focussing or diverging surfaces for housing at least a part of the light source, e.g. by forming holes or recesses

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Nonlinear Science (AREA)
  • Mathematical Physics (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Chemical & Material Sciences (AREA)
  • Planar Illumination Modules (AREA)
  • Optical Elements Other Than Lenses (AREA)
  • Light Guides In General And Applications Therefor (AREA)
  • Liquid Crystal (AREA)
  • Illuminated Signs And Luminous Advertising (AREA)
  • Facsimile Scanning Arrangements (AREA)
  • Led Device Packages (AREA)
KR1020037007930A 2000-12-14 2001-12-14 면광원 시스템 및 여기에 사용되는 광 편향 소자 Expired - Fee Related KR100902447B1 (ko)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
JPJP-P-2000-00380893 2000-12-14
JP2000380893 2000-12-14
JP2001310123A JP4266551B2 (ja) 2000-12-14 2001-10-05 面光源システムおよびそれに用いる光偏向素子
JPJP-P-2001-00310123 2001-10-05
PCT/JP2001/010980 WO2002048608A1 (en) 2000-12-14 2001-12-14 Surface light source system and optical deflection element

Related Child Applications (1)

Application Number Title Priority Date Filing Date
KR1020097003938A Division KR20090031952A (ko) 2000-12-14 2001-12-14 면광원 시스템 및 여기에 사용되는 광 편향 소자

Publications (2)

Publication Number Publication Date
KR20030061849A KR20030061849A (ko) 2003-07-22
KR100902447B1 true KR100902447B1 (ko) 2009-06-11

Family

ID=26605853

Family Applications (2)

Application Number Title Priority Date Filing Date
KR1020037007930A Expired - Fee Related KR100902447B1 (ko) 2000-12-14 2001-12-14 면광원 시스템 및 여기에 사용되는 광 편향 소자
KR1020097003938A Ceased KR20090031952A (ko) 2000-12-14 2001-12-14 면광원 시스템 및 여기에 사용되는 광 편향 소자

Family Applications After (1)

Application Number Title Priority Date Filing Date
KR1020097003938A Ceased KR20090031952A (ko) 2000-12-14 2001-12-14 면광원 시스템 및 여기에 사용되는 광 편향 소자

Country Status (7)

Country Link
US (2) US6669350B2 (enExample)
EP (1) EP1361392A4 (enExample)
JP (1) JP4266551B2 (enExample)
KR (2) KR100902447B1 (enExample)
CN (1) CN1223790C (enExample)
TW (1) TWI292838B (enExample)
WO (1) WO2002048608A1 (enExample)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101224607B1 (ko) * 2012-05-31 2013-01-22 주식회사 이아이라이팅 다중 반사식 광학모듈

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