FIELD: electricity.
SUBSTANCE: invention is related to light-emitting diodes (LED), a source light that can be adapted for refitting of a lighting facility using the light source based on a filament lamp. The light source contains a light module with one or more LEDs, beamguide which refraction index is higher than the refraction index of the beamguide environment, and a reflector having reflective surface faced towards output end of the beamguide; the reflecting surface is concave or bowed and at least one part of the reflector is not covered with reflecting material.
EFFECT: providing spatial distribution of intensity of the light emitted by the light source similar to distribution of intensity of the light source based on a filament lamp.
12 cl, 14 dwg
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Authors
Dates
2014-06-10—Published
2010-01-04—Filed