JP4493482B2 - 光照射装置 - Google Patents
光照射装置 Download PDFInfo
- Publication number
- JP4493482B2 JP4493482B2 JP2004342895A JP2004342895A JP4493482B2 JP 4493482 B2 JP4493482 B2 JP 4493482B2 JP 2004342895 A JP2004342895 A JP 2004342895A JP 2004342895 A JP2004342895 A JP 2004342895A JP 4493482 B2 JP4493482 B2 JP 4493482B2
- Authority
- JP
- Japan
- Prior art keywords
- plate member
- light
- central axis
- plate
- led
- 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 - Lifetime
Links
Classifications
-
- 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
- F21V7/0008—Reflectors for light sources providing for indirect lighting
-
- 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
- F21V7/043—Optical design with cylindrical surface
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21W—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO USES OR APPLICATIONS OF LIGHTING DEVICES OR SYSTEMS
- F21W2131/00—Use or application of lighting devices or systems not provided for in codes F21W2102/00-F21W2121/00
- F21W2131/40—Lighting for industrial, commercial, recreational or military use
-
- 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
- F21Y2103/30—Elongate light sources, e.g. fluorescent tubes curved
- F21Y2103/33—Elongate light sources, e.g. fluorescent tubes curved annular
-
- 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
- F21Y2115/00—Light-generating elements of semiconductor light sources
- F21Y2115/10—Light-emitting diodes [LED]
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Investigating Materials By The Use Of Optical Means Adapted For Particular Applications (AREA)
- Non-Portable Lighting Devices Or Systems Thereof (AREA)
Description
以下に本発明の第1実施形態について図面を参照して説明する。
2a・・・LED保持面
3・・・LED
4a・・・反射面
5・・・透光部材
51・・・透明板
52・・・光散乱粒子(フィラ)
C・・・中心軸線
W・・・ワーク
Claims (6)
- 中心軸線上に配置したワークに光を照射する環状をなす光照射装置であって、
前記中心軸線と直交する第1の板部材と、この第1の板部材の外方端部から中心軸線と平行又は略平行にワーク側に向かって延出する第2の板部材とを具備し、
前記第2の板部材の内面に反射面を設けたか、又は前記第2の板部材の内面に設けたリフレクタ部材に反射面を設けた、環状をなす枠体と、
前記第1の板部材に沿って配設した基板と、
前記基板のワーク側を向く面に設定したLED保持面に配設した複数のLEDと、
前記枠体の内側に取り付けた環状をなす透光部材とを備えてなり、
前記枠体が、第1の板部材における中心軸線と直交する方向に沿った寸法と第2の板部材における中心軸線と平行な方向に沿った寸法とを略等しくしたものであり、
前記透光部材が、透光性及び光拡散性を有するとともに、前記第1の板部材の内方端部と前記第2の板部材の先端部との間に亘って取り付けられて反射面及びLED保持面を覆う、断面視概略1/4円形状をなす薄板状のものであることを特徴とする光照射装置。 - 中心軸線上に配置したワークに光を照射する環状をなす光照射装置であって、
前記中心軸線と直交する第1の板部材と、この第1の板部材の外方端部から中心軸線と平行又は略平行にワーク側に向かって延出する第2の板部材とを具備し、
前記第1の板部材のワーク側を向く面に反射面を設けたか、又は前記第1の板部材のワーク側を向く面に設けたリフレクタ部材に反射面を設けた、環状をなす枠体と、
前記第2の板部材の内面に沿って配置した基板と、
前記基板の内面に設定したLED保持面に配設した複数のLEDと、
前記枠体の内側に取り付けた透光部材とを備えてなり、
前記枠体が、第1の板部材における中心軸線と直交する方向に沿った寸法と第2の板部材における中心軸線と平行な方向に沿った寸法とを略等しくしたものであり、
前記透光部材が、透光性及び光拡散性を有するとともに、前記第1の板部材の内方端部と前記第2の板部材の先端部との間に亘って取り付けられて反射面及びLED保持面を覆う、断面視概略1/4円形状をなす薄板状のものであることを特徴とする光照射装置。 - 前記透光部材が、透明板とその透明板に混入させた多数の光散乱粒子とからなるものである請求項1又は2記載の光照射装置。
- 前記透光部材が、透明板とその透明板に混入させた多数の蛍光粒子とからなるものである請求項1又は2記載の光照射装置。
- 前記反射面が鏡面又は光拡散性を有する白色系の面である請求項1、2、3又は4記載の光照射装置。
- 前記LED保持面が鏡面又は光拡散性を有する白色系の面である請求項1、2、3、4又は5記載の光照射装置。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2004342895A JP4493482B2 (ja) | 2004-03-31 | 2004-11-26 | 光照射装置 |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2004106650 | 2004-03-31 | ||
| JP2004342895A JP4493482B2 (ja) | 2004-03-31 | 2004-11-26 | 光照射装置 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JP2005315839A JP2005315839A (ja) | 2005-11-10 |
| JP4493482B2 true JP4493482B2 (ja) | 2010-06-30 |
Family
ID=35443410
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2004342895A Expired - Lifetime JP4493482B2 (ja) | 2004-03-31 | 2004-11-26 | 光照射装置 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP4493482B2 (ja) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7972030B2 (en) | 2007-03-05 | 2011-07-05 | Intematix Corporation | Light emitting diode (LED) based lighting systems |
| US20100181591A1 (en) * | 2007-06-29 | 2010-07-22 | Abel Systems Incorporation | Led illumination device using diffraction member |
| JP5019218B2 (ja) * | 2007-09-26 | 2012-09-05 | Necエンベデッドプロダクツ株式会社 | 照明装置 |
| JP7323922B2 (ja) * | 2019-09-27 | 2023-08-09 | 有限会社シマテック | Led照明器 |
Family Cites Families (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH07243986A (ja) * | 1994-01-14 | 1995-09-19 | Shimu:Kk | 半田付外観検査装置の照明装置 |
| JP3118503B2 (ja) * | 1996-07-08 | 2000-12-18 | シーシーエス株式会社 | 照明装置 |
| JP2879323B2 (ja) * | 1996-07-10 | 1999-04-05 | 株式会社コパル | 撮像装置 |
| JP3167641B2 (ja) * | 1997-03-31 | 2001-05-21 | 和泉電気株式会社 | Led球 |
| JP3695112B2 (ja) * | 1998-01-08 | 2005-09-14 | 松下電器産業株式会社 | 電子部品観察装置および電子部品観察方法 |
| JP3668383B2 (ja) * | 1998-02-27 | 2005-07-06 | 松下電器産業株式会社 | 電子部品実装装置 |
| JP3673649B2 (ja) * | 1998-08-27 | 2005-07-20 | Hoya株式会社 | 透光性物質の不均一性検査方法及びその検査装置 |
| JP4558112B2 (ja) * | 1998-10-13 | 2010-10-06 | 山形カシオ株式会社 | 部品搭載装置用の照明装置とその照明装置を備える部品搭載装置 |
| JP2002008410A (ja) * | 2000-06-20 | 2002-01-11 | Ccs Inc | 照明装置 |
| JP2002299694A (ja) * | 2001-03-29 | 2002-10-11 | Mitsubishi Electric Lighting Corp | 照明用led光源デバイス及び照明器具 |
| US6614596B2 (en) * | 2001-07-25 | 2003-09-02 | Mitutoyo Corporation | Systems and methods for increasing illumination density within a field of view of an imaging system |
| JP4078050B2 (ja) * | 2001-08-24 | 2008-04-23 | 京都電機器株式会社 | Led照明装置 |
-
2004
- 2004-11-26 JP JP2004342895A patent/JP4493482B2/ja not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JP2005315839A (ja) | 2005-11-10 |
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