Light-guide board

Details Light-guide board Light-guide board

G - Physics

02

B

G02B 6/00 (2006.01) F21V 7/00 (2006.01) F21V 8/00 (2006.01)

Patent

CA 2593294

A light-guide board includes a light guide plate made out of an optically transmissive material and having a transparent layer and a back reflecting layer formed integral with the back side of the transparent layer, and a plurality of reflecting baffles respectively extending from the back reflecting layer and embedded in the transparent layer for reflecting light to enhance the intensity of light and the uniformity in light intensity.

Un panneau-guide de lumière comprend une plaque guide de lumière conçue dans un matériau transmissif et pourvue d'une couche transparente et d'une couche rétroréflectrice intégrée à la face arrière de la couche transparente, et d'une multitude de déflecteurs réfléchissants déployés respectivement à partir de la couche rétroréflectrice et intégrés à la couche transparente pour réfléchir la lumière afin d'améliorer son intensité et l'uniformité de l'intensité lumineuse.

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