| 摘要 |
In a lens driving device including a lens barrel having an outer wall in which a male screw thread is cut, a tubular lens holder having an inner wall in which a female screw thread is cut, a driving coil fixed to the lens holder so as to position around the lens holder, a fixed portion including a magnetic field generating portion including a permanent magnet opposite to the driving coil, and an elastic member mounted to the lens holder and the fixed portion and supporting the lens holder in a direction of an optical axis shiftably so as to position the lens holder in a radial direction, the lens barrel has a lower end portion which makes contact with a base of the fixed portion in a state where the driving coil is not energized.
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