| 摘要 |
Provided is an optical pickup actuator. The optical pickup actuator includes: a lens holder for holding an object lens; a focusing coil disposed at the lens holder; a tracking coil disposed at the lens holder; a radial coil wound at a coil holder at which the focusing coil is wound; and multipolar magnets disposed at positions facing the focusing coil, the tracking coil, and the radial coil.
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