| 摘要 |
PURPOSE:To automatically clean a lens of an optical pickup by rotating a clamper without setting a disk on a turn table. CONSTITUTION:A surface 2b which is projecting in the farther outside direction than a circumferential edge of the turn table 1, is provided on the clamper 2 by which the disk A is held between the turn table which mounts and rotates the disks and the clamper. A brush 4 with a length which reaches the lens 3 of the optical pickup B is provided on the surface 2b. |
