| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide an optical film comprising a hard coat layer that is excellent in abrasion resistance and has a film thickness equal to or less than 6 μm. <P>SOLUTION: An optical film comprising a cellulose ester film and, as formed on at least one surface thereof, a hard coat layer having a thickness of from 0.1 to 6 μm, in which the tensile elastic modulus of the cellulose ester film both in the machine direction (MD) thereof and in the direction transverse to the machine direction (TD) thereof is at least 4.0 GPa. <P>COPYRIGHT: (C)2013,JPO&INPIT |
