Object lens driving unit and optical disc drive using the same

摘要

The disclosed object lens driving device includes an activator having an object lens and a driving coil; a fixing structure including a permanent magnet corresponding to the driving coil and a wire holder; multiple suspension wires elastically supporting the activator against the fixing structure; a circuit board combined to the wire holder on which one ends of the suspension wires are fixed. The circuit board is combined to the wire holder by injection molding.