| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide an optical memory card device capable of securing sure inter-device compatibility. <P>SOLUTION: An optical beam rotation scanning mechanism is mounted on a straight scanning mechanism moved relatively with an optical card along a track feeding direction (D direction) on an optical disk 100, and this optical beam rotation scanning mechanism is supported by the straight scanning mechanism so as to be moved in a track feeding orthogonal direction (C direction). <P>COPYRIGHT: (C)2003,JPO |
