JP6204140B2 - 照明装置 - Google Patents
照明装置 Download PDFInfo
- Publication number
- JP6204140B2 JP6204140B2 JP2013209432A JP2013209432A JP6204140B2 JP 6204140 B2 JP6204140 B2 JP 6204140B2 JP 2013209432 A JP2013209432 A JP 2013209432A JP 2013209432 A JP2013209432 A JP 2013209432A JP 6204140 B2 JP6204140 B2 JP 6204140B2
- Authority
- JP
- Japan
- Prior art keywords
- light
- light emitting
- lens
- emitting surface
- reflector
- 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.)
- Active
Links
Images
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21K—NON-ELECTRIC LIGHT SOURCES USING LUMINESCENCE; LIGHT SOURCES USING ELECTROCHEMILUMINESCENCE; LIGHT SOURCES USING CHARGES OF COMBUSTIBLE MATERIAL; LIGHT SOURCES USING SEMICONDUCTOR DEVICES AS LIGHT-GENERATING ELEMENTS; LIGHT SOURCES NOT OTHERWISE PROVIDED FOR
- F21K9/00—Light sources using semiconductor devices as light-generating elements, e.g. using light-emitting diodes [LED] or lasers
- F21K9/60—Optical arrangements integrated in the light source, e.g. for improving the colour rendering index or the light extraction
- F21K9/68—Details of reflectors forming part of the light source
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21K—NON-ELECTRIC LIGHT SOURCES USING LUMINESCENCE; LIGHT SOURCES USING ELECTROCHEMILUMINESCENCE; LIGHT SOURCES USING CHARGES OF COMBUSTIBLE MATERIAL; LIGHT SOURCES USING SEMICONDUCTOR DEVICES AS LIGHT-GENERATING ELEMENTS; LIGHT SOURCES NOT OTHERWISE PROVIDED FOR
- F21K9/00—Light sources using semiconductor devices as light-generating elements, e.g. using light-emitting diodes [LED] or lasers
- F21K9/60—Optical arrangements integrated in the light source, e.g. for improving the colour rendering index or the light extraction
- F21K9/69—Details of refractors forming part of the light source
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V7/00—Reflectors for light sources
- F21V7/04—Optical design
- F21V7/07—Optical design with hyperbolic curvature
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO THE FORM OR THE KIND OF THE LIGHT SOURCES OR OF THE COLOUR OF THE LIGHT EMITTED
- F21Y2103/00—Elongate light sources, e.g. fluorescent tubes
- F21Y2103/10—Elongate light sources, e.g. fluorescent tubes comprising a linear array of point-like light-generating elements
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Optics & Photonics (AREA)
- Non-Portable Lighting Devices Or Systems Thereof (AREA)
Description
13 レンズ
15 面光源
17 反射体
18 光拡散手段
22 発光面
25 (後側の)開口
26 (前側の)開口
27 虚像
28 反射面
29 焦点
Z 光軸
Claims (2)
- 発光面を有する面光源と;
前記発光面に対向するレンズと;
前記発光面と前記レンズとの間に配置され、光軸を中心とする円筒状で、光軸方向に開口され、後側の開口は前記発光面から出射される光が入射する大きさの円形に形成され、前側の開口は前記後側の開口よりも大きい円形に形成され、内面には前記光軸を中心として双曲線の回転対象形状の反射面が形成され、この反射面の双曲線の焦点は前記発光面を延長した平面上または前記発光面を延長した平面よりも後側に位置されており、前記レンズ側から見て前記発光面の周囲に前記発光面の虚像を形成する反射体と;
を具備することを特徴とする照明装置。 - 前記反射体と前記レンズとの間に配置される光拡散手段を具備する
ことを特徴とする請求項1記載の照明装置。
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2013209432A JP6204140B2 (ja) | 2013-10-04 | 2013-10-04 | 照明装置 |
KR20140061550A KR20150040197A (ko) | 2013-10-04 | 2014-05-22 | 조명장치 |
CN201420393937.5U CN204083875U (zh) | 2013-10-04 | 2014-07-16 | 照明装置 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2013209432A JP6204140B2 (ja) | 2013-10-04 | 2013-10-04 | 照明装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2015076126A JP2015076126A (ja) | 2015-04-20 |
JP6204140B2 true JP6204140B2 (ja) | 2017-09-27 |
Family
ID=52176592
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2013209432A Active JP6204140B2 (ja) | 2013-10-04 | 2013-10-04 | 照明装置 |
Country Status (3)
Country | Link |
---|---|
JP (1) | JP6204140B2 (ja) |
KR (1) | KR20150040197A (ja) |
CN (1) | CN204083875U (ja) |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2007123028A (ja) * | 2005-10-27 | 2007-05-17 | Stanley Electric Co Ltd | 車両用灯具 |
WO2009034521A1 (en) * | 2007-09-13 | 2009-03-19 | Koninklijke Philips Electronics N.V. | Illumination device for pixelated illumination |
JP2012164639A (ja) * | 2011-01-17 | 2012-08-30 | Sharp Corp | 照明装置及び照明システム |
US20130120986A1 (en) * | 2011-11-12 | 2013-05-16 | Raydex Technology, Inc. | High efficiency directional light source with concentrated light output |
-
2013
- 2013-10-04 JP JP2013209432A patent/JP6204140B2/ja active Active
-
2014
- 2014-05-22 KR KR20140061550A patent/KR20150040197A/ko not_active Application Discontinuation
- 2014-07-16 CN CN201420393937.5U patent/CN204083875U/zh not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
JP2015076126A (ja) | 2015-04-20 |
KR20150040197A (ko) | 2015-04-14 |
CN204083875U (zh) | 2015-01-07 |
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