A rolled optical film includes a cellulose ester film which has a width of
from 1 m to 3 m and a length of 500 m or more and is shaped in a rolled
film. The cellulose ester film includes streaks from 1 line to 20 lines
per 10 mm in a lateral direction thereof in which the streaks have a
height of from 50 nm to 300 nm, an inclination of from 50 nm/mm to 300
nm/mm and a continuous length of 50 cm or more in a longitudinal
direction thereof and the cellulose ester film does no includes a streak
which has a height of 300 nm or more, an inclination of 300 nm/mm or more
and a continuous length of 50 cm or more in a longitudinal direction
thereof.