Patent ID: 8366308

Claim:
A backlight module, comprising: a plurality of first light sources being arranged in a line and spaced from each other, two adjacent first light sources defining a first space therebetween, the plurality of first light sources emitting first light; and a light guide plate comprising: a first light incident surface for receiving the first light from the plurality of first light sources, the first light incident surface having a plurality of bright areas respectively corresponding to the first light sources and a plurality of dark areas respectively corresponding to the first spaces, a plurality of first reflectors being disposed on the plurality of dark areas of the first incident surface; and a light output surface being adjacent and perpendicular to the light incident surface; wherein the light guide plate has a plurality of first dark regions therein, and a plurality of first micro-structures is formed in each of the plurality of first dark regions of the light guide plate; and wherein a plurality of other micro-structures is formed in the light guide plate except the plurality of first dark regions thereof, and the plurality of first micro-structures has a greater density than the plurality of other micro-structures.