| abstract |
Disclosed is a cellulose ester optical film containing cellulose ester, a polymer (a) below and a compound (b) below:n (a) a polymer obtained by copolymerization of an ethylenically unsaturated monomer having in the molecule a partial structure represented by formula (1) below with at least one ethylenically unsaturated monomer, and (b) at least one compound selected from the group consisting of a compound represented by formula (2) below and a compound represented by formula (3) below, |