Photosensitive material package unit provided with exposure function

摘要

A photosensitive material package unit provided with an exposure function that has been preloaded with a photosensitive material having on a support a photographic layer having at least one silver halide emulsion layer and a back layer on the side opposite to the photographic layer is provided. In the photosensitive material package unit, (1) a package unit main body base has (a) a first holding chamber for holding an unexposed photosensitive material with the unexposed photosensitive matrial rolled directly therein or with the unexposed photosensitive material rolled and contained in a container and (b) a second holding chamber for holding an exposed photosensitive material with the exposed photosensitive material rolled directly therein or with the exposed photosensitive material rolled and contained in a container, (2) at least one of the unexposed photosensitive material and the exposed photosensitive material is held in the holding chamber or the container with the photosensitive material rolled and loosened and in contact with the holding chamber or the container, and (3) a coefficient of friction between the photographic layer and the back layer of the photosensitive material is 0.35 or less.