| 摘要 |
A liquid crystal display device includes a liquid crystal display panel, a light source for providing light beams to irradiate the liquid crystal display panel, and an optical sheet positioned between the liquid crystal display panel and the light source and having a first surface facing the light source. Additionally, the first surface has a plurality of prisms for totally reflecting portions of ambient light beams that have passed through the liquid crystal display panel to irradiate the liquid crystal display panel.
|
