| 摘要 |
PROBLEM TO BE SOLVED: To provide a cartridge and a changer where normality of an optical information recording medium or the cartridge for housing the medium can be confirmed.SOLUTION: A cartridge comprises: a plurality of optical information recording media recorded with unique information; a housing for housing the plurality of optical information recording media; and an identification apparatus, disposed in the housing, for storing the unique information of the plurality of optical information recording media to supply the unique information to a changer in non-contact. |
