Surface light source device

Details Surface light source device Surface light source device

1996-07-24

1998-06-23

Sember, Thomas M.

Illumination

Revolving

362 26, 362331, 362337, F21V 1300

Patent

active

057695229

ABSTRACT:
A surface light source device comprising at least one light source, a transparent panel, a diffusing panel and a reflecting surface. This surface light source device is configured so that brightness is enhanced in a direction perpendicular to the diffusing panel by disposing, on the side of a front surface of the transparent panel, a transparent sheet which has protrusions having a saw-tooth-like sectional shape formed on one surface thereof.

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