TW200528864A - Plane light source apparutus and light-guide body therefor - Google Patents
Plane light source apparutus and light-guide body therefor Download PDFInfo
- Publication number
- TW200528864A TW200528864A TW94102427A TW94102427A TW200528864A TW 200528864 A TW200528864 A TW 200528864A TW 94102427 A TW94102427 A TW 94102427A TW 94102427 A TW94102427 A TW 94102427A TW 200528864 A TW200528864 A TW 200528864A
- Authority
- TW
- Taiwan
- Prior art keywords
- light
- light source
- region
- source device
- item
- Prior art date
Links
Classifications
-
- 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
- G02B6/0081—Mechanical or electrical aspects of the light guide and light source in the lighting device peculiar to the adaptation to planar light guides, e.g. concerning packaging
- G02B6/0086—Positioning aspects
- G02B6/0088—Positioning aspects of the light guide or other optical sheets in the package
-
- 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
- G02B6/0081—Mechanical or electrical aspects of the light guide and light source in the lighting device peculiar to the adaptation to planar light guides, e.g. concerning packaging
-
- 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
- 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
- G02B6/005—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
- G02B6/0053—Prismatic sheet or layer; Brightness enhancement 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
- G02B6/005—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
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Planar Illumination Modules (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2004021606A JP2005216666A (ja) | 2004-01-29 | 2004-01-29 | 面光源装置及びそれに用いる導光体 |
Publications (1)
Publication Number | Publication Date |
---|---|
TW200528864A true TW200528864A (en) | 2005-09-01 |
Family
ID=34823801
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
TW94102427A TW200528864A (en) | 2004-01-29 | 2005-01-27 | Plane light source apparutus and light-guide body therefor |
Country Status (5)
Country | Link |
---|---|
JP (1) | JP2005216666A (ja) |
KR (1) | KR100776863B1 (ja) |
CN (1) | CN100510514C (ja) |
TW (1) | TW200528864A (ja) |
WO (1) | WO2005073623A1 (ja) |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH09329710A (ja) * | 1996-06-12 | 1997-12-22 | Matsushita Electric Ind Co Ltd | 照明ユニットおよびこれを用いた液晶表示装置 |
JP2001210123A (ja) * | 2000-01-31 | 2001-08-03 | Mitsubishi Electric Corp | 面光源装置およびその製造方法 |
JP3965298B2 (ja) * | 2000-12-27 | 2007-08-29 | 三菱化学株式会社 | 発光構造体、発光方法及び照明体 |
JP4424641B2 (ja) * | 2001-02-27 | 2010-03-03 | 三菱レイヨン株式会社 | 面光源装置および面光源装置用導光体 |
JP2003075836A (ja) * | 2001-09-05 | 2003-03-12 | Ohtsu Tire & Rubber Co Ltd :The | バックライト及び液晶表示装置 |
-
2004
- 2004-01-29 JP JP2004021606A patent/JP2005216666A/ja active Pending
-
2005
- 2005-01-26 KR KR1020067017371A patent/KR100776863B1/ko not_active IP Right Cessation
- 2005-01-26 WO PCT/JP2005/001001 patent/WO2005073623A1/ja active Application Filing
- 2005-01-26 CN CNB2005800031780A patent/CN100510514C/zh not_active Expired - Fee Related
- 2005-01-27 TW TW94102427A patent/TW200528864A/zh unknown
Also Published As
Publication number | Publication date |
---|---|
KR20060116233A (ko) | 2006-11-14 |
CN1914459A (zh) | 2007-02-14 |
JP2005216666A (ja) | 2005-08-11 |
KR100776863B1 (ko) | 2007-11-16 |
CN100510514C (zh) | 2009-07-08 |
WO2005073623A1 (ja) | 2005-08-11 |
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