An LED illuminating device includes a printed circuit board, at least one LED chip group arranged on the printed circuit board, and a lens assembly, wherein the LED illuminating device further includes a reflector provided between the LED chip group and the lens assembly, wherein the reflector is configured to diffusely reflect light from the LED chip group so that the light is uniformized and emerges in a direction of the lens assembly.
LED illuminating device
2016-06-07
Patent
Elektronische Ressource
Englisch
IPC: | F21V FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF , Funktionsmerkmale oder Einzelheiten von Leuchten oder Beleuchtungssystemen / B61L Leiten des Eisenbahnverkehrs , GUIDING RAILWAY TRAFFIC / F21K Nicht-elektrische Lichtquellen unter Verwendung von Lumineszenz , NON-ELECTRIC LIGHT SOURCES USING LUMINESCENCE |
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