Patent ID: 7233449

Claim:
A lens moving mechanism, comprising: a moving lens for zooming or focusing; a lens holder which holds said moving lens in an inside of a lens-barrel, said lens holder supported freely movably into an optical axis direction of said moving lens; a guide shaft which guides said lens holder into the optical axis direction of said moving lens at a time of movement of said lens holder; a drive magnet attached to said lens holder; a drive coil fixed to the lens-barrel with at least a part of said drive coil opposed to said drive magnet, said drive coil giving an impelling force into the optical axis direction to said lens holder by being electrified; and a magnetic body fixed to said lens-barrel, said magnetic body located to oppose to said drive magnet on an opposite side of said drive magnet with at least a part of said drive coil put between said magnetic body and said drive magnet, said magnetic body attracting said drive magnet.