PRISM SHEET FOR SMALL BACKLIGHT UNIT

摘要

PURPOSE: A prism sheet for small backlight unit is provided to improve the image quality of the compact liquid crystal display by preventing Moire phenomenon and to improve view angle and brightness. CONSTITUTION: The base layer(100) is formed for the penetration coming out in diffusion sheet of the light into the transparent material. The light concentrating layer(200) is laminated on the top of the base layer and directly condenses the light. The condensed layer consists of a plurality of prism patterns. The prism pattern has the fixed pitch.