Patent ID: 11906843
Assignee: DARWIN PRECISION CORPORATION
Field: Electrical machinery, apparatus, energy (Electrical engineering)
Classification: CPC G | IPC F  G

Claim 1:
2. The backlight module according to claim 1, wherein the first light guide plate further has a side surface and a first light emitting surface, the first light emitting surface is connected to the first light incidence surface and is opposite to the first surface, and the side surface is connected to the first light incidence surface, the first light emitting surface, and the first surface;
an angle between the first long axis and a normal of the side surface is A1, wherein 80°≤A1≤100°;
an angle between the second long axis and the normal of the side surface is A2, wherein 100°<A2<180°; and
an angle between the third long axis and the normal of the side surface is A3, wherein 0°<A3<80°.