Patent ID: 9297506
Filing Date: 2016-03-29
CPC Classification: F21K,F21S,F21V,F21Y,G02B

Claim Text:
1. A light fixture, comprising: a waveguide having a front surface and a rear surface for emitting light, the waveguide configured to optically couple to a surface of a substrate; at least one LED light source disposed on an edge of the waveguide to emit light into the waveguide, the waveguide configured to emit a first portion of the light above the rear surface for reflection by the surface of the substrate back into the waveguide and through the front surface of the waveguide, and to emit a second portion of the light through the front surface; and a transparent protector disposed between the rear surface of the waveguide and the surface of the substrate, wherein the rear surface of the waveguide is facing away from an area to be illuminated.