| 摘要 |
PROBLEM TO BE SOLVED: To enable a cleaning member to always correspond to a position of an optical pickup lens when a cleaning disk is reciprocated within a given distance for cleaning.SOLUTION: A cleaning disk 1 is configured in such a manner that: a bonding part 3 for mounting a cleaning member 2 is engaged with the cleaning disk 1 via a single or a plurality of joints 4 to provide the cleaning member 2 in an annular or semicircular state, while other parts are cut and eliminated; the cleaning member 2 in an annular or semicircular state is bonded to the lower surface of the bonding part 3; and operation strings 5 are provided at the right and left sides on the outer circumference of the cleaning disk. |
