LIGHT GUIDE PLATE AND BACKLIGHT MODULE

摘要

A light guide plate and a backlight module are provided, the light guide plate has a wedge-shaped light incident portion and a conducting portion; the wedge-shaped light incident portion includes a light incident surface and a first light guide surface; the first light guide surface is disposed on an upper side of the light incident surface, having a scattering surface for scattering the incident light and a conducting surface for directional transmission of the incident light, the scattering surface is disposed on a bright light source area, and the conducting surface is disposed on a dark light source area.

主权项

1. A light guide plate, comprising:
a wedge-shaped light incident portion, for homogenizing an incident light; and a conducting portion, for transmitting the homogenized incident light to a corresponding liquid crystal display panel; wherein the wedge-shaped light incident portion comprises:
a light incident surface, for receiving the incident light; anda first light guide surface disposed on an upper side of the light incident surface, including a scattering surface for scattering the incident light and a conducting surface for directional transmission of the incident light, the scattering surface being disposed on a bright light source area of the light guide plate, and the conducting surface being disposed on a dark light source area of the light guide plate, wherein the bright light source area is an area of the light guide plate corresponding to a (light emitted diode) LED light source, the dark light source area is an area of the light guide plate corresponding to a space between two adjacent LED light sources; wherein the light incident surface is a polished surface, a surface of the scattering surface is a polished surface, a surface of the conducting surface is provided with a first light-conducting microstructure.