DEVICE FOR CONVERSION OF APERTURE ANGLE OF LIGHT FLOW Russian patent published in 1994 - IPC

Abstract RU 2017179 C1

FIELD: optical industry. SUBSTANCE: device is shaped as rotation ellipsoid 1. Light source 2 is placed in one of its focuses. At least one reflector part which is placed on its longer axis is made as piece of gradient light guide 5. EFFECT: increased functional capabilities. 1 dwg

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RU 2 017 179 C1

Authors

Islamov M.S.

Dates

1994-07-30—Published

1991-06-25—Filed