To provide a light-weight thin illumination device having directivity while suppressing glare.SOLUTION: An illumination device includes an LED light-emitting part in a housing having an opening, in which the LED light-emitting part is mounted at a predetermined position in the housing so that all the light from the center of light emission hits an inner wall surface of the housing, the inner wall surface at a position facing the opening has portions having different reflectivities, and at least a part of the portion having high reflectivity in the portions having the different reflectivities is inclined inward with respect to the LED light-emitting part.SELECTED DRAWING: Figure 1
【課題】グレアを抑制しながら、指向性を備えた軽量薄型の照明装置を提供する。【解決手段】開口部を有する筐体内にLED発光部が備えられ、LED発光部は、発光中心からの全ての光が筐体の内壁面に当たるよう、筐体内の所定位置に取り付けられ、開口部と面する位置の内壁面は反射率の異なる部位を有し、反射率の異なる部位のうち反射率の高い部位の少なくとも一部は、LED発光部に対して内向きに傾斜している。【選択図】図1
ILLUMINATION DEVICE
照明装置
2020-04-16
Patent
Elektronische Ressource
Japanisch
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 / F21L Tragbare oder speziell für den Transport angepasste Leuchten oder Beleuchtungssysteme , LIGHTING DEVICES OR SYSTEMS THEREOF, BEING PORTABLE OR SPECIALLY ADAPTED FOR TRANSPORTATION / F21V FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF , Funktionsmerkmale oder Einzelheiten von Leuchten oder Beleuchtungssystemen |
ILLUMINATION DEVICE AND VEHICULAR ILLUMINATION DEVICE
Europäisches Patentamt | 2016
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