Patent ID: 6771335
Filing Date: 2004-08-03
Classification: G02B

Abstract:
A light diffusion sheet comprising a light diffusion layer formed on a transparent substrate and containing a binder resin and resin particles, said light diffusion layer having a first surface in contact with said substrate and a second surface, opposite said first surface, which is an exposed surface of said light diffusion sheet, wherein said resin particles have a mean particle diameter of 16.0-30.0 &mgr;m and a substantially spherical shape, wherein said resin particles impart unevenness to said second surface of said light diffusion layer, wherein the light diffusion layer has a thickness of 25.0-50.0 &mgr;m, and wherein the light diffusion sheet has a total light transmission of 70.0% or more, haze of 80.0% or more, and a distinctness of transmission image of 25.0% or more.