JP2011129331A - 光色可変式照明器具 - Google Patents
光色可変式照明器具 Download PDFInfo
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- JP2011129331A JP2011129331A JP2009285985A JP2009285985A JP2011129331A JP 2011129331 A JP2011129331 A JP 2011129331A JP 2009285985 A JP2009285985 A JP 2009285985A JP 2009285985 A JP2009285985 A JP 2009285985A JP 2011129331 A JP2011129331 A JP 2011129331A
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Abstract
【解決手段】光色可変式照明器具1は、色温度の異なる複数種の光を調色して出力するものであって、第1の光源2と、第1の光源2よりも色温度の高い光を発光する第2の光源3と、第2の光源3の光出力を調光制御するための調光駆動回路52(調光回路)とを備える。第2の光源3のみを調光して、第1の光源2と第2の光源3との合成光の色温度を変えるようにしたので、調光のための回路構成が簡単となって器具1の低コストと小型化を図ることができ、また、第2の光源2として従来のものより色温度が高いランプを用いておけば、合成光の色温度可変域を従来と同等以上にすることができる。
【選択図】図1
Description
2 第1の光源
3 第2の光源
52 調光駆動回路(調光回路)
Claims (2)
- 色温度の異なる複数種の光を調色して出力する光色可変式照明器具であって、
第1の光源と、前記第1の光源よりも色温度の高い光を発光する第2の光源と、前記第1及び第2の光源のいずれかの光出力を調光制御するための調光回路とを備えたことを特徴とする光色可変式照明器具。 - 前記調光回路は、前記第2の光源の光出力を調光制御することを特徴とする請求項1に記載の光色可変式照明器具。
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2009285985A JP5563813B2 (ja) | 2009-12-17 | 2009-12-17 | 光色可変式照明器具 |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2009285985A JP5563813B2 (ja) | 2009-12-17 | 2009-12-17 | 光色可変式照明器具 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JP2011129331A true JP2011129331A (ja) | 2011-06-30 |
| JP5563813B2 JP5563813B2 (ja) | 2014-07-30 |
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| Application Number | Title | Priority Date | Filing Date |
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| JP2009285985A Active JP5563813B2 (ja) | 2009-12-17 | 2009-12-17 | 光色可変式照明器具 |
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| JP (1) | JP5563813B2 (ja) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2013098036A (ja) * | 2011-11-01 | 2013-05-20 | Panasonic Corp | 照明器具 |
| JP2013131393A (ja) * | 2011-12-21 | 2013-07-04 | Koizumi Lighting Technology Corp | 照明装置 |
| US9374860B2 (en) | 2013-10-02 | 2016-06-21 | Panasonic Intellectual Property Management Co., Ltd. | Lighting device |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2004103444A (ja) * | 2002-09-11 | 2004-04-02 | Toshiba Lighting & Technology Corp | 照明器具 |
| JP2006210077A (ja) * | 2005-01-26 | 2006-08-10 | Matsushita Electric Works Ltd | 色温度可変型照明装置 |
| JP2009289691A (ja) * | 2008-05-30 | 2009-12-10 | Nihon Fukushi Univ | 照明装置及び照明方法 |
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2009
- 2009-12-17 JP JP2009285985A patent/JP5563813B2/ja active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2004103444A (ja) * | 2002-09-11 | 2004-04-02 | Toshiba Lighting & Technology Corp | 照明器具 |
| JP2006210077A (ja) * | 2005-01-26 | 2006-08-10 | Matsushita Electric Works Ltd | 色温度可変型照明装置 |
| JP2009289691A (ja) * | 2008-05-30 | 2009-12-10 | Nihon Fukushi Univ | 照明装置及び照明方法 |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2013098036A (ja) * | 2011-11-01 | 2013-05-20 | Panasonic Corp | 照明器具 |
| JP2013131393A (ja) * | 2011-12-21 | 2013-07-04 | Koizumi Lighting Technology Corp | 照明装置 |
| US9374860B2 (en) | 2013-10-02 | 2016-06-21 | Panasonic Intellectual Property Management Co., Ltd. | Lighting device |
Also Published As
| Publication number | Publication date |
|---|---|
| JP5563813B2 (ja) | 2014-07-30 |
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