| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To provide: a lens sheet that has no decrease in luminance of a back light, hardly has a lens sheet surface electrostatically charged, and prevents a decrease in defect concealment, a product defect due to sticking of dust, dirt, etc., and electric charge, and deterioration in outward appearance; a surface light source device using the lens sheet; and a liquid crystal display device. <P>SOLUTION: The lens sheet 50 has a translucent base having a translucent resin intermediate layer on both surfaces, a lens layer formed on one surface of the translucent base, and a light diffusion layer formed on the other surface of the translucent base, wherein the resin intermediate layer on the side of the light diffusion layer is subjected to an antistatic treatment. <P>COPYRIGHT: (C)2010,JPO&INPIT</p> |
