Patent ID: 8388156

Claim:
A backlight apparatus comprising: a light-guiding plate having a first edge and a second edge parallel to the first edge, a reference axis being defined on the light-guiding plate and parallel to the first edge and the second edge, the light-guiding plate having two first recesses and two second recesses; two first light-emitting members disposed in the two first recesses respectively, the two first light-emitting members emitting light toward a first direction, each of the two first light-emitting members having a first light-emitting axis, wherein the first light-emitting axis of one of the two first light-emitting members tends toward the first edge and has a first angle with respect to the reference axis, and the first light-emitting axis of the other one of the two first light-emitting members tends toward the second edge and has a second angle with respect to the reference axis; and two second light-emitting members disposed in the two second recesses respectively, the two second light-emitting members emitting light toward a second direction opposite to the first direction, each of the two second light-emitting members having a second light-emitting axis parallel to the reference axis.