| 发明名称 |
LIGHT SOURCE DEVICE AND LIGHTING DEVICE |
| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a light source device capable of illuminating efficiently a lighting space having a corner part. <P>SOLUTION: The light source device 13 is provided with a plurality of semiconductor light-emitting elements 23 and a light distribution control means 24. Synthetic light distribution 57 is formed by single light distribution 56 of each of a plurality of semiconductor light-emitting elements 23 by the light distribution control means 24, and a corner part synthetic light distribution part 58 having prescribed brightness or more and a corner part is formed at least at one part of the outer edge portion of the synthetic light distribution 57. <P>COPYRIGHT: (C)2013,JPO&INPIT |
| 申请公布号 |
JP2012204206(A) |
申请公布日期 |
2012.10.22 |
| 申请号 |
JP20110068961 |
申请日期 |
2011.03.25 |
| 申请人 |
TOSHIBA LIGHTING & TECHNOLOGY CORP |
发明人 |
KAWAGOE MAKOTO;INOUE MASARU;TSUJI TOSHIO;TOMIYAMA KAZUYA |
| 分类号 |
F21S8/02;F21S8/04;F21S9/02;F21V14/02;F21Y101/02 |
主分类号 |
F21S8/02 |
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