PROBLEM TO BE SOLVED: To reduce adverse effect in controlling excitation light source drive.SOLUTION: A lighting device (1) includes: a light emission part (3) emitting light by receiving a laser beam radiated from a laser device (2); a galvano-mirror (4) changing a light path of the laser beam radiated from the laser device (2) to change a position radiating a laser beam of the light emission part (3); and a shutter (51) for blocking at least part of the laser beam directing toward the galvano-mirror (4) from the laser device (2) on the light path, at a predetermined timing.SELECTED DRAWING: Figure 1
【課題】励起光源の駆動制御に伴う悪影響を低減する。【解決手段】照明装置(1)は、レーザ素子(2)から出射されたレーザ光を受けて発光する発光部(3)と、レーザ素子(2)から出射されたレーザ光の光路を変更し、発光部(3)におけるレーザ光の照射位置を変更するガルバノミラー(4)と、レーザ素子(2)からガルバノミラー(4)へ向かう光路上のレーザ光の少なくとも一部を所定のタイミングで遮断するシャッタ(51)と、を備える。【選択図】図1
LIGHT EMITTING DEVICE AND LIGHTING DEVICE
発光装置および照明装置
2017-06-22
Patent
Electronic Resource
Japanese
IPC: | 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 / F21S Ortsfeste Leuchten , NON-PORTABLE LIGHTING DEVICES / F21V FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF , Funktionsmerkmale oder Einzelheiten von Leuchten oder Beleuchtungssystemen |
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