An antenna coil of a reader or writer apparatus for communicating with the IC chip is arranged on the side of an optical pickup module which faces a rotary axis of the optical disc.
用于与IC芯片进行通信的读取器或记录器装置的天线线圈相对于光盘的旋转轴设置在光头模块的相对侧。
In addition, an antenna section protective indication for indicating an information writing area other than the area on an antenna coil is provided on a cartridge label.