| 摘要 |
An optical disk drive having a turntable for carrying an optical disk with a clamping plate made of a magnetic material having a clamping area. A magnet is included for attracting to a turntable side the clamping plate of the optical disk placed on the turntable in a noncontact state. A motor is included for rotating the turntable with the optical disk placed thereon, wherein an attraction force of the magnet attracting the clamping plate is a value by which bending of the optical disk accompanied with the attraction of the clamping plate becomes within a permissible error range. A recording and reproducing apparatus may also incorporate the optical disk drive.
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