Patent ID: 9612383
Date: 2017-04-04
CPC Classifications: G02B

Claim:
1. A light guide plate, comprising: a main body, comprising: wherein the first main surface and the second main surface are respectively connected to the light-incident surface; and a plurality of trapezoid-like structures disposed on at least one of the first main surface and the second main surface, wherein the trapezoid-like structures extend along a direction from one side of the main body near the light-incident surface to the other side of the main body away from the light-incident surface, wherein each of the trapezoid-like structures has a width gradually increasing from one end of the trapezoid-like structure near the light-incident surface to the other end of the trapezoid-like structure away from the light-incident surface, wherein each of the trapezoid-like structures comprises a flat surface and two side surfaces, and the side surfaces are respectively connected to two sides of the flat surface.