Surface light emitting device

Details Surface light emitting device Surface light emitting device

2006-06-20

2006-06-20

Sember, Thomas M. (Department: 2875)

Illumination

Edge lighted panel

Light guide

Reexamination Certificate

active

07063450

ABSTRACT:
An surface light emitting device that is capable of emitting light of high luminance with higher uniformity is disclosed.The surface light emitting device comprising; a light guide plate, a reflector on the under surface of the light guide plate and, an LED light source having at least one LED element and provided so that a light emitted by the LED element is incident on at least one end face of the light guide plate, wherein the light guide plate has a light diffusing portion on the one end face so that a light emitted from the LED light source enters the light guide plate while being diffused therein, and the light diffusing portion has the top end being space from the top surface.

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