| 摘要 |
A lens barrel, including, a moving frame (2) to hold a lens (8), a direct-advance ring (4) provided on an outer periphery of the moving frame and movable relative to the moving frame in an optical direction, a resilient member (6) provided between the moving frame and the direct-advance ring, and a control part (10) provided on the moving frame to control an amount of movement of the direct-advance ring in the optical direction.
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