Optical plate and backlight module using same

Details Optical plate and backlight module using same Optical plate and backlight module using same

2008-10-30

2010-12-21

Bruce, David V (Department: 2875)

Illumination

Edge lighted panel

Housing

C362S097100

Reexamination Certificate

active

07854540

ABSTRACT:
An exemplary optical plate includes a first surface and a second surface opposite the first surface. The first surface defines a plurality of substantially parallel elongated arc-shaped grooves therein. A plurality of substantially parallel elongated arc-shaped protrusions is formed on the second surface. An extending direction of the elongated arc-shaped grooves are substantially parallel to an extending direction of the elongated arc-shaped protrusions.

REFERENCES:
patent: 6273591 (2001-08-01), Albou

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