JP2012169375A5 - - Google Patents

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JP2012169375A5
JP2012169375A5 JP2011027874A JP2011027874A JP2012169375A5 JP 2012169375 A5 JP2012169375 A5 JP 2012169375A5 JP 2011027874 A JP2011027874 A JP 2011027874A JP 2011027874 A JP2011027874 A JP 2011027874A JP 2012169375 A5 JP2012169375 A5 JP 2012169375A5
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Japan
Prior art keywords
light source
source device
light
laser light
diffusing
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JP2011027874A
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Japanese (ja)
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JP2012169375A (en
JP5722068B2 (en
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Claims (13)

レーザ光を発振するレーザ光源と、
前記レーザ光源から離間した位置に配置され、入射したレーザ光を拡散しつつ透過する拡散部材と、
前記レーザ光源から発振されたレーザ光を含む照明光を投光する投光部材と、
を備えた光源装置であって、
前記光源装置から外部に照射される照明光のすべては、前記拡散部材を透過したものであることを特徴とする光源装置。 A laser light source for emitting laser light;
A diffusion member disposed at a position spaced from the laser light source and transmitting the incident laser light while diffusing;
A light projecting member that projects illumination light including laser light oscillated from the laser light source;
A light source device comprising :
All of the illumination light irradiated to the outside from the light source device includes a light source device according to claim der Rukoto which has passed through the diffusion member. 前記拡散部材は、前記投光部材の一部に接して配置されていることを特徴とする請求項１に記載の光源装置。The light source device according to claim 1, wherein the diffusing member is disposed in contact with a part of the light projecting member. 前記拡散部材は、前記投光部材の前記照明光を出射する領域を覆うように配置されていることを特徴とする請求項１または２に記載の光源装置。The light source device according to claim 1, wherein the diffusing member is disposed so as to cover a region of the light projecting member that emits the illumination light. 前記投光部材は、レンズを含み、The light projecting member includes a lens,
前記拡散部材は、前記レンズの少なくとも一方の面に配置されていることを特徴とする請求項１から３のいずれか１項に記載の光源装置。The light source device according to claim 1, wherein the diffusing member is disposed on at least one surface of the lens. 前記投光部材は、凹状の反射面を有する反射鏡を含み、The light projecting member includes a reflecting mirror having a concave reflecting surface,
前記拡散部材は、前記反射鏡の内部または開口部に配置されていることを特徴とする請求項１から３のいずれか１項に記載の光源装置。4. The light source device according to claim 1, wherein the diffusing member is disposed inside or in the opening of the reflecting mirror. 5. 前記拡散部材は、表面に微小な凹凸が形成されていることを特徴とする請求項１から５のいずれか１項に記載の光源装置。6. The light source device according to claim 1, wherein the diffusing member has minute irregularities formed on a surface thereof. 前記拡散部材は、表面にサーフェスレリーフホログラムパターンまたはマイクロレンズアレイパターンが形成されていることを特徴とする請求項１から５のいずれか１項に記載の光源装置。6. The light source device according to claim 1, wherein a surface relief hologram pattern or a microlens array pattern is formed on a surface of the diffusing member. 前記レーザ光源から発振されたレーザ光を散乱させる散乱部材をさらに備え、A scattering member that scatters laser light emitted from the laser light source;
前記投光部材は、前記散乱部材により散乱されたレーザ光を含む照明光を投光することを特徴とする請求項１から７のいずれか１項に記載の光源装置。The light source device according to any one of claims 1 to 7, wherein the light projecting member projects illumination light including laser light scattered by the scattering member. 前記散乱部材は、前記レーザ光源から発振されたレーザ光の一部により発光し、蛍光を発する蛍光体を含んでいることを特徴とする請求項８に記載の光源装置。 The light source device according to claim 8 , wherein the scattering member includes a phosphor that emits light by emitting a part of laser light oscillated from the laser light source and emits fluorescence. 前記レーザ光源は、可視光の波長域でレーザ光を発振することを特徴とする請求項１から９のいずれか１項に記載の光源装置。 The laser light source, the light source device according to any one of claims 1, characterized in that oscillates laser light in a wavelength range of visible light 9. 請求項１から１０のいずれか１項に記載の光源装置を備えていることを特徴とする照明装置。 An illumination device comprising the light source device according to any one of claims 1 to 10 . 請求項１から１０のいずれか１項に記載の光源装置を備えていることを特徴とする車両用前照灯。 A vehicle headlamp comprising the light source device according to any one of claims 1 to 10 . 前記拡散部材は、前記光源装置を外部環境から保護するための車両用前照灯カバーとして構成されていることを特徴とする請求項１２に記載の車両用前照灯。 The vehicle headlamp according to claim 12 , wherein the diffusing member is configured as a vehicle headlamp cover for protecting the light source device from an external environment.
JP2011027874A 2011-02-10 2011-02-10 Light source device, lighting device and vehicle headlamp Active JP5722068B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2011027874A JP5722068B2 (en) 2011-02-10 2011-02-10 Light source device, lighting device and vehicle headlamp

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2011027874A JP5722068B2 (en) 2011-02-10 2011-02-10 Light source device, lighting device and vehicle headlamp

Publications (3)

Publication Number Publication Date
JP2012169375A JP2012169375A (en) 2012-09-06
JP2012169375A5 true JP2012169375A5 (en) 2014-03-27
JP5722068B2 JP5722068B2 (en) 2015-05-20

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JP2011027874A Active JP5722068B2 (en) 2011-02-10 2011-02-10 Light source device, lighting device and vehicle headlamp

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Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3279553B1 (en) * 2013-04-04 2019-06-12 Koito Manufacturing Co., Ltd. Automotive lamp
EP3043106B1 (en) * 2013-08-09 2020-04-29 Koito Manufacturing Co., Ltd. Vehicle lamp
JP6654560B2 (en) * 2014-05-07 2020-02-26 株式会社小糸製作所 Light source module and vehicle lamp
JP6331797B2 (en) 2014-07-14 2018-05-30 ウシオ電機株式会社 In-vehicle light source device
FR3026818A1 (en) * 2014-10-02 2016-04-08 Valeo Vision DUAL-FUNCTION LUMINOUS DEVICE FOR A MOTOR VEHICLE, AND A LIGHT, IN PARTICULAR ANTI-FOG, HAVING SUCH A LUMINOUS DEVICE.
JP6380096B2 (en) * 2014-12-26 2018-08-29 日亜化学工業株式会社 Light emitting device
EP3382828A1 (en) * 2017-03-31 2018-10-03 Koninklijke Philips N.V. Inherently safe laser arrangement comprising a vertical cavity surface emitting laser
JP6998532B2 (en) 2017-12-13 2022-01-18 パナソニックＩｐマネジメント株式会社 Optical sensing device
EP4256230B1 (en) 2020-12-01 2024-05-22 Signify Holding B.V. A laser-based lighting device

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3728752C1 (en) * 1987-08-28 1988-12-15 Daimler Benz Ag Headlights for motor vehicles
DE3844269A1 (en) * 1988-12-30 1990-07-05 Bosch Gmbh Robert HEADLIGHTS FOR MOTOR VEHICLES
JP2596709B2 (en) * 1994-04-06 1997-04-02 都築 省吾 Illumination light source device using semiconductor laser element
JP4054594B2 (en) * 2002-04-04 2008-02-27 日東光学株式会社 Light source device and projector
JP4083516B2 (en) * 2002-09-03 2008-04-30 株式会社小糸製作所 Vehicle headlamp
JP4047266B2 (en) * 2003-11-19 2008-02-13 株式会社小糸製作所 Lamp
JP4290601B2 (en) * 2004-05-17 2009-07-08 株式会社小糸製作所 Vehicle lamp unit and vehicle lamp
JP2006352105A (en) * 2005-05-19 2006-12-28 Sharp Corp Optical transmission device and optical source equipment using it
JPWO2007091610A1 (en) * 2006-02-09 2009-07-02 パナソニック株式会社 Liquid crystal display
WO2008114502A1 (en) * 2007-03-19 2008-09-25 Panasonic Corporation Laser illuminating device and image display device
WO2009077979A1 (en) * 2007-12-18 2009-06-25 Koninklijke Philips Electronics N.V. Illumination system, luminaire and backlighting unit
JP5271590B2 (en) * 2008-04-22 2013-08-21 株式会社小糸製作所 Vehicle lighting
JP2010243590A (en) * 2009-04-01 2010-10-28 Sanyo Electric Co Ltd Illuminator, projection type video display device, and rod integrator

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