Cassette for containing accumulative fluorescent sheet

摘要

There is provided a cassette (10) having: a flexible accommodating body (18) that accommodates an accumulative fluorescent sheet (16) in a light shielded state; an entrance/exit portion (22) that is provided at one end portion (18A) of the flexible accommodating body(18), and through which the accumulative fluorescent sheet (16) can be inserted and removed into and from the flexible accommodating body (18) due to mounting to a radiographic image reading device (20); and opening/closing means (24) for opening the flexible accommodating body (18) such that a push-out member, that pushes the accumulative fluorescent sheet (16) out toward the entrance/exit portion (22), can be inserted, or closing the flexible accommodating body (18) in a light shielded state.