Patent ID: 7488105

Claim:
A backlight module, comprising: a lower frame and an upper frame engaging with each other for forming a receiving cavity therein; wherein the lower frame as at least one slot formed therein; the upper frame includes a stop base, a support sheet extending horizontally from a bottom along an inner perimeter of the stop base, and a limit wall extending upwardly from a top surface of the stop base; the upper frame further includes at least one projection disposed in correspondence to the at least one slot of the lower frame for engagement therewith; a light-guide plate positioned inside the receiving cavity between the lower frame and the upper frame; a lighting member positioned inside the receiving cavity and being adjacent to at least one lateral side of the light-guide plate; a group of optical members arranged directly on an upper face of the support sheet of said upper frame in order to make light emitted from the lighting member via the light-guide plate uniform; and a substrate disposed on the stop base and over the optical members, and being adjacent to the limit wall.