Patent ID: 8827526

Claim:
A backlight module comprising: a light guide board having a light entrance surface, a light exit surface, and at least one reflection surface, and the reflection surface being connected to the light entrance surface and the light exit surface respectively and having at least one first region and at least one second region; at least one light emitting unit disposed on the light entrance surface of the light guide board; a plurality of first glues alternately disposed on the first region in a from-sparse-to-dense manner; a plurality of second glues alternately disposed on the second region in a from-sparse-to-dense manner, a light absorbance of each first glue being less than a light absorbance of each second glue; a first reflection sheet disposed on the plurality of first glues such that the first reflection sheet can be fixed onto the reflection surface; and a second reflection sheet disposed on the plurality of second glues such that the second reflection sheet can be fixed onto the reflection surface.