| 摘要 |
<p>An actuator (100) of an optical pick-up device includes two fixing frames (111), a lens holder (122) disposed between the fixing frames and provided with a focus lens and coils (125), springs (130) supporting the lens holder, the springs connecting two points of each fixing frame to the lens holder, each spring having one or more bends, a permanent magnet (113) disposed facing the coils to generate magnetic field, and a yoke (112) forming a path of the magnetic field generated by the permanent magnet.</p> |
