PROCESS FORMING OUTPUT BUTT OF FIBROUS LIGHT GUIDE Russian patent published in 1997 - IPC

FIELD: domestic light engineering, manufacture of decorative light fixtures. SUBSTANCE: process consists in application of object heated in advance to temperature exceeding melting temperature of core and sheath of light guide in direction of axis of light guide to butt with short-time effort. End of light guide is then freely cooled in environment. With this microroughness on butt of light guide is removed, output aperture decreases and brightness of radiation in specified direction grows. EFFECT: enhanced functional efficiency of light fixture manufactured in compliance with proposed process. 1 cl, 4 dwg