PROBLEM TO BE SOLVED: To provide a light-emitting device and the like capable of obtaining light projection patterns having a clear cut-off line without losing the amount of light from a light-emitting portion by a shielding article such as a shade.SOLUTION: A plurality of excitation rays emitted from a plurality of excitation light sources (503) is guided to a light-emitting portion (101') by a plurality of light-guiding members (504), and is incident in a plurality of irradiation areas (Rx5) on a surface of the light-emitting portion (101'). A linear side of the irradiation area (Rx5) corresponding to one excitation ray of the plurality of excitation rays, is parallel with a linear side of the irradiation area (Rx5) corresponding to another excitation ray.SELECTED DRAWING: Figure 9
【課題】発光部からの光量をシェード等の遮蔽物により損失することなく明瞭なカットオフラインを有する投光パターンを得ることができる発光装置等を提供する。【解決手段】複数の励起光源(503)から出射された複数の励起光は、複数の導光部材(504)によって発光部(101’)へ導かれ、発光部(101’)の表面上の複数の照射領域(Rx5)に入射し、複数の励起光のうち1つの励起光に対応する照射領域(Rx5)の直線状の辺は、他の励起光に対応する照射領域(Rx5)の直線状の辺と平行である。【選択図】図9
LIGHT-EMITTING DEVICE AND LIGHTING DEVICE
発光装置および照明装置
2016-11-17
Patent
Electronic Resource
Japanese
IPC: | F21S Ortsfeste Leuchten , NON-PORTABLE LIGHTING DEVICES / B60Q ARRANGEMENT OF SIGNALLING OR LIGHTING DEVICES, THE MOUNTING OR SUPPORTING THEREOF OR CIRCUITS THEREFOR, FOR VEHICLES IN GENERAL , Anordnung von Signal- oder Beleuchtungsvorrichtungen, deren Einbau oder Halterung oder deren Schaltkreise bei Fahrzeugen allgemein / F21V FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF , Funktionsmerkmale oder Einzelheiten von Leuchten oder Beleuchtungssystemen |
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