Patent ID: 7245434

Claim:
A light-diffusing sheet comprising a transparent film and a light-diffusing layer, which is made of a resin coating layer having a minute unevenness formed on a surface thereof, is formed on at least one side of the transparent film, wherein the transparent film includes a thermoplastic resin (A) having a substituted and/or non-substituted imido group in a side chain, and a thermoplastic resin (B) having a substituted and/or non-substituted phenyl group and nitrile group in a side chain, and an average height-depth spacing (Sm), a center-line average surface roughness (Ra) and a ten-point average surface roughness (Rz) on the surface with the minute unevenness satisfies the respective following relations: Sm≦80 μm, Ra≦0.25 μm and Rz≦9Ra, wherein a 60° glossiness on the surface with the minute unevenness is 70% or less.