Light Guide Plate, and Backlight Module and Liquid Crystal Display Incorporating Same
First Claim
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1. A light guide plate including a light incidence face having at least one annular protrusion or recess, and a light emission face substantially perpendicular to the light incidence face.
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Abstract
A light guide plate for a liquid crystal display is disclosed. The light guide plate is adapted for use in a side-light emission type of backlight module. The light guide plate comprises a light incidence face that has at least one surface having at least one annular protrusion or recess, thereby enhancing the capability of light diffusion, uniformity of the light distribution, as well as promoting brightness.
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Citations
16 Claims
- 1. A light guide plate including a light incidence face having at least one annular protrusion or recess, and a light emission face substantially perpendicular to the light incidence face.
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