摘要 |
An optical sheet and a backlight unit having the same are provided. The optical sheet includes a substrate, a lens array, and a diffuser film. The lens array includes a plurality of lenses arranged on an upper surface of the substrate and the diffuser film disposed on a lower surface of the substrate and including a plurality of protrusions. Each of the protrusions is arranged in a direction perpendicular to the direction of each of the lenses, so that a viewing angle characteristic is improved and brightness is enhanced.
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