| 摘要 |
PURPOSE: A voice coil motor is provided to improve electromagnetic force by using minimum component in a restricted area. CONSTITUTION: In a voice coil motor, a lens is mounted in a bobbin(500). The bobbin is wound by the coil. A spacer(300) is arranged around the bobbin. A first yoke(100) is fixed to the inner side of the spacer. A plurality of permanent magnets(700) are formed along the inner side of the yoke. A second yoke(200) surrounds the first yoke. |
