JP2012174520A - 照明用光学系及び照明用光学系の製造方法 - Google Patents
照明用光学系及び照明用光学系の製造方法 Download PDFInfo
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Abstract
【解決手段】 照明用光学系は、光線を発射する光源と、前記光源から発射される前記光線を所定の配光形状及び所定の輝度分布を有する再生光に変換するホログラム素子と、前記ホログラム素子から入射する前記再生光を吸収して可視光を放射する蛍光体を含む蛍光体プレートと、前記蛍光体プレートから放射される前記可視光を前方に照射するレンズとを有する。
【選択図】 図1
Description
Claims (5)
- 光線を発射する光源と、
前記光源から発射される前記光線を所定の配光形状及び所定の輝度分布を有する再生光に変換するホログラム素子と、
前記ホログラム素子から入射する前記再生光を吸収して可視光を放射する蛍光体を含む蛍光体プレートと、
前記蛍光体プレートから放射される前記可視光を前方に照射するレンズと
を有する照明用光学系。 - 前記光源から発射される前記光線は、中心波長が450nm以下であり、
前記蛍光体は、紫外から青色までの波長領域の光を吸収して、可視光を放射する請求項1記載の照明用光学系。 - 前記蛍光体は、前記輝度分布に対応して、密度分布又は厚さ分布を有している請求項1又は2記載の照明用光学系。
- 光線を発射する光源と、前記光源から発射される前記光線を所定の配光形状及び所定の輝度分布を有する再生光に変換するホログラム素子と、前記ホログラム素子から入射する前記再生光を吸収して可視光を放射する蛍光体を含む蛍光体プレートと、前記蛍光体プレートから放射される前記可視光を前方に照射するレンズとを有する照明用光学系の製造方法であって、
前記ホログラム素子を干渉系の撮影により作製することを特徴とする照明用光学系の製造方法。 - 光線を発射する光源と、前記光源から発射される前記光線を所定の配光形状及び所定の輝度分布を有する再生光に変換するホログラム素子と、前記ホログラム素子から入射する前記再生光を吸収して可視光を放射する蛍光体を含む蛍光体プレートと、前記蛍光体プレートから放射される前記可視光を前方に照射するレンズとを有する照明用光学系の製造方法であって、
前記ホログラム素子を計算設計された加工により作製することを特徴とする照明用光学系の製造方法。
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JP2011035927A JP5702184B2 (ja) | 2011-02-22 | 2011-02-22 | 車両用前照灯光学系及び車両用前照灯光学系の製造方法 |
EP12001064.0A EP2492579A3 (en) | 2011-02-22 | 2012-02-17 | Illumination optical system for vehicle and method of manufacturing illumination optical system for vehicle |
US13/400,914 US8702258B2 (en) | 2011-02-22 | 2012-02-21 | Illumination optical system and method of manufacturing illumination optical system |
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JP2011035927A JP5702184B2 (ja) | 2011-02-22 | 2011-02-22 | 車両用前照灯光学系及び車両用前照灯光学系の製造方法 |
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Cited By (8)
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JP2013030453A (ja) * | 2011-06-24 | 2013-02-07 | Sharp Corp | 投光装置、投光ユニットおよび集光部材 |
WO2013187145A1 (ja) * | 2012-06-15 | 2013-12-19 | ウシオ電機株式会社 | 蛍光体光源装置 |
JP2016039124A (ja) * | 2014-08-07 | 2016-03-22 | 現代自動車株式会社Hyundaimotor Company | 車両用ランプ |
JP2016072205A (ja) * | 2014-09-26 | 2016-05-09 | 現代自動車株式会社Hyundai Motor Company | ヘッドランプ用レーザ光学系 |
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JP5912712B2 (ja) * | 2012-03-21 | 2016-04-27 | スタンレー電気株式会社 | 照明用光学系 |
DE102012112994A1 (de) * | 2012-12-21 | 2014-06-26 | Osram Opto Semiconductors Gmbh | Scheinwerfervorrichtung |
TW201425803A (zh) * | 2012-12-21 | 2014-07-01 | Hon Hai Prec Ind Co Ltd | 發光二極體車燈 |
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DE102014118308A1 (de) | 2014-12-10 | 2016-06-16 | Hella Kgaa Hueck & Co. | Rückstrahler für Fahrzeuge |
DE102014119326A1 (de) * | 2014-12-22 | 2016-06-23 | Covestro Deutschland Ag | Beleuchtungsvorrichtung für Fahrzeuge |
JP6697765B2 (ja) * | 2015-09-29 | 2020-05-27 | パナソニックIpマネジメント株式会社 | 光源装置および投光装置 |
DE102016107011A1 (de) * | 2016-04-15 | 2017-10-19 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Optische Anordnung für einen Scheinwerfer und Scheinwerfer mit der optischen Anordnung |
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KR102384217B1 (ko) | 2015-04-15 | 2022-04-07 | 엘지이노텍 주식회사 | 차량용 조명유닛 |
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JPWO2019177051A1 (ja) * | 2018-03-15 | 2021-03-11 | 株式会社小糸製作所 | 車両用灯具 |
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JP7164594B2 (ja) | 2018-03-15 | 2022-11-01 | 株式会社小糸製作所 | 車両用灯具 |
Also Published As
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US20120212933A1 (en) | 2012-08-23 |
JP5702184B2 (ja) | 2015-04-15 |
US8702258B2 (en) | 2014-04-22 |
EP2492579A3 (en) | 2018-04-18 |
EP2492579A2 (en) | 2012-08-29 |
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