Patent ID: 7122807

Claim:
A cassette to record a radiation image of an object, comprising: a sheet-shaped recording medium including a support plate and a needle imaging plate layer which has a thickness of 20 μm to 2 mm and which is formed by deposition such that needle-shaped crystals of the needle imagine plate layer stand on the support plate; a front member through which the recording medium receives the radiation image of the object; and a back member positioned opposite to the front member; wherein the front and back members are attachable to each other a such that when the front and back members are attached an accommodation space in which the sheet-shaped recording medium is accommodated is formed between the front and back members, and the front and back members are detachable from each other so as to open the accommodation space, and wherein a direction of attaching and detaching the front and back members to and from each other is substantially the same as a growing direction of the needle imaging plate.