Patent ID: 7657900

Claim:
An apparatus for recording and reproduction of a photosensitive recording medium, which accommodates a cartridge, said cartridge including: a photosensitive recording medium; a cartridge body rotatably accommodating said photosensitive recording medium and having an opening through which a center and a recording face of said photosensitive recording medium are exposed; a shutter assembled to an outside of said cartridge body and arranged so as to move between a closed position where said opening is closed and an open position where said opening is opened; and an RFID capable of recording disk information with respect to said photosensitive recording medium, wherein said disk information with respect to said photosensitive recording medium is obtained from said RFID, wherein said RFID includes: a first writing place in which an address number of a place of said photosensitive recording medium where data are expected to be recorded is written, before the recording on said photosensitive recording medium is started; and a second writing place in which an address number of a place of said photosensitive recording medium where the data is recorded, after the recording on said photosensitive recording medium is finished, so that said address numbers of the first and second writing place can be compared with each other.