| 摘要 |
A camera module according to an embodiment of the present invention comprises: a printed circuit board on which an image sensor is mounted; a holder unit on the upper part of the printed circuit board, on which multiple magnets are mounted; a bobbin which is installed to move toward the optical axis within the holder unit and includes a coil unit on the outer circumference to operate with the magnets electromagnetically; and a protrusion unit which is formed on the floor of the bobbin to the direction of the bobbin′s external diameter to overlap partially the floor of the holder unit. |
