JP4631553B2 - 光学部品 - Google Patents
光学部品 Download PDFInfo
- Publication number
- JP4631553B2 JP4631553B2 JP2005163391A JP2005163391A JP4631553B2 JP 4631553 B2 JP4631553 B2 JP 4631553B2 JP 2005163391 A JP2005163391 A JP 2005163391A JP 2005163391 A JP2005163391 A JP 2005163391A JP 4631553 B2 JP4631553 B2 JP 4631553B2
- Authority
- JP
- Japan
- Prior art keywords
- light
- shape
- concave portion
- light incident
- recess
- 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
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- Led Device Packages (AREA)
Description
2 光入射面
3 光出射面
4 凹部
Claims (1)
- 光入射面と光出射面とを備えた光学部品において、
前記光出射面の略中央にヒケ防止用の凹部を形成し、
前記凹部に入射する光の光路上に位置する前記光入射面の形状を、前記光入射面から前記光出射面に向かう光の方向が光軸に対して所定角度だけ外側に傾き、かつ前記凹部における光の出射方向が、該凹部の外側に位置する前記光出射面における光の出射方向と略同じになるように、該凹部の形状に対応させて形成したことを特徴とする光学部品。
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2005163391A JP4631553B2 (ja) | 2005-06-03 | 2005-06-03 | 光学部品 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2005163391A JP4631553B2 (ja) | 2005-06-03 | 2005-06-03 | 光学部品 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2006337777A JP2006337777A (ja) | 2006-12-14 |
JP4631553B2 true JP4631553B2 (ja) | 2011-02-16 |
Family
ID=37558381
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2005163391A Expired - Fee Related JP4631553B2 (ja) | 2005-06-03 | 2005-06-03 | 光学部品 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JP4631553B2 (ja) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2010119580A1 (ja) * | 2009-04-16 | 2010-10-21 | 株式会社光波 | 光源モジュール |
JP4925480B2 (ja) * | 2009-04-17 | 2012-04-25 | パナソニック株式会社 | Ledユニット及び照明器具 |
JP2011198473A (ja) * | 2010-03-17 | 2011-10-06 | Igari Industry Co Ltd | 集光光学素子及びそれを用いた装置 |
JP6172448B2 (ja) * | 2013-05-30 | 2017-08-02 | 株式会社リコー | 光学素子、投射光学系、物体検出装置 |
KR102294163B1 (ko) | 2014-12-05 | 2021-08-27 | 쑤저우 레킨 세미컨덕터 컴퍼니 리미티드 | 발광 모듈 |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS62229701A (ja) * | 1986-03-31 | 1987-10-08 | 株式会社小糸製作所 | 車輛用灯具 |
-
2005
- 2005-06-03 JP JP2005163391A patent/JP4631553B2/ja not_active Expired - Fee Related
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS62229701A (ja) * | 1986-03-31 | 1987-10-08 | 株式会社小糸製作所 | 車輛用灯具 |
Also Published As
Publication number | Publication date |
---|---|
JP2006337777A (ja) | 2006-12-14 |
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