JP2009252465A - Led照明装置 - Google Patents
Led照明装置 Download PDFInfo
- Publication number
- JP2009252465A JP2009252465A JP2008097639A JP2008097639A JP2009252465A JP 2009252465 A JP2009252465 A JP 2009252465A JP 2008097639 A JP2008097639 A JP 2008097639A JP 2008097639 A JP2008097639 A JP 2008097639A JP 2009252465 A JP2009252465 A JP 2009252465A
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- JP
- Japan
- Prior art keywords
- light
- light guide
- guide plate
- lens
- light source
- 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.)
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- Non-Portable Lighting Devices Or Systems Thereof (AREA)
- Planar Illumination Modules (AREA)
- Illuminated Signs And Luminous Advertising (AREA)
Abstract
【解決手段】 本発明では、光源と、導光板と、透明もしくは半透明のレンズと、を含み、光源は、導光板端面から光を入射するように配置されており、導光板は、その表面の少なくとも一箇所に、その表面を直線又は曲線状に走る段差形状の出射部が設けられており、レンズは、光源と導光板を覆い、かつ、その内面または外面にローレットカットが出射部に対して平行でない方向に形成したLED照明装置とする。これにより、一つの導光板から複数のライン状発光が得られる。
【選択図】図1
Description
2…導光板
21…底面
22…入射レンズ部
23…直線部
3…LEDランプ
4…レンズ
5…基板
6…出射部
Claims (1)
- 光源と、導光板と、透明もしくは半透明のレンズと、を含み、光源は、導光板端面から光を入射するように配置されており、導光板は、その表面の少なくとも一箇所に、その表面を直線又は曲線状に走る段差形状の出射部が設けられており、レンズは、光源と導光板を覆い、かつ、その内面または外面にローレットカットが出射部に対して平行でない方向に形成されていること、を特徴とするLED照明装置。
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2008097639A JP5086158B2 (ja) | 2008-04-04 | 2008-04-04 | Led照明装置 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2008097639A JP5086158B2 (ja) | 2008-04-04 | 2008-04-04 | Led照明装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2009252465A true JP2009252465A (ja) | 2009-10-29 |
JP5086158B2 JP5086158B2 (ja) | 2012-11-28 |
Family
ID=41312996
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2008097639A Expired - Fee Related JP5086158B2 (ja) | 2008-04-04 | 2008-04-04 | Led照明装置 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JP5086158B2 (ja) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US8149489B2 (en) | 2005-01-05 | 2012-04-03 | Nippon Telegraph And Telephone Corporation | Mirror device, mirror array, optical switch, mirror device manufacturing method, and mirror substrate manufacturing method |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH1012025A (ja) * | 1996-06-21 | 1998-01-16 | Casio Comput Co Ltd | 光源装置 |
JP2000035763A (ja) * | 1998-07-21 | 2000-02-02 | Casio Comput Co Ltd | 表示装置 |
JP2001137422A (ja) * | 1999-11-17 | 2001-05-22 | Aruze Corp | 装飾灯 |
JP2003141909A (ja) * | 2001-11-02 | 2003-05-16 | Koito Mfg Co Ltd | 車輌用灯具 |
JP2004039458A (ja) * | 2002-07-04 | 2004-02-05 | Ichikoh Ind Ltd | 車両用灯具 |
JP2006004812A (ja) * | 2004-06-18 | 2006-01-05 | Ichikoh Ind Ltd | 車両用灯具 |
-
2008
- 2008-04-04 JP JP2008097639A patent/JP5086158B2/ja not_active Expired - Fee Related
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH1012025A (ja) * | 1996-06-21 | 1998-01-16 | Casio Comput Co Ltd | 光源装置 |
JP2000035763A (ja) * | 1998-07-21 | 2000-02-02 | Casio Comput Co Ltd | 表示装置 |
JP2001137422A (ja) * | 1999-11-17 | 2001-05-22 | Aruze Corp | 装飾灯 |
JP2003141909A (ja) * | 2001-11-02 | 2003-05-16 | Koito Mfg Co Ltd | 車輌用灯具 |
JP2004039458A (ja) * | 2002-07-04 | 2004-02-05 | Ichikoh Ind Ltd | 車両用灯具 |
JP2006004812A (ja) * | 2004-06-18 | 2006-01-05 | Ichikoh Ind Ltd | 車両用灯具 |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US8149489B2 (en) | 2005-01-05 | 2012-04-03 | Nippon Telegraph And Telephone Corporation | Mirror device, mirror array, optical switch, mirror device manufacturing method, and mirror substrate manufacturing method |
US8462410B2 (en) | 2005-01-05 | 2013-06-11 | Nippon Telegraph And Telephone Corporation | Mirror device, mirror array, optical switch, mirror device manufacturing method, and mirror substrate manufacturing method |
US8582189B2 (en) | 2005-01-05 | 2013-11-12 | Nippon Telegraph And Telephone Corporation | Mirror device, mirror array, optical switch, mirror device manufacturing method, and mirror substrate manufacturing method |
US8634121B2 (en) | 2005-01-05 | 2014-01-21 | Nippon Telegraph And Telephone Corporation | Mirror device, mirror array, optical switch, mirror device manufacturing method, and mirror substrate manufacturing method |
Also Published As
Publication number | Publication date |
---|---|
JP5086158B2 (ja) | 2012-11-28 |
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