Lens drive device

A lens drive device may include a movable body having a lens and a coil, a support body movably supporting the movable body, a magnetic drive mechanism having a magnet for driving the movable body together with the coil, a restricting member for restricting movement of the movable body due to an ele...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: Furuya, Yukio, Ootsuki, Noboru
Format: Patent
Sprache:eng
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Beschreibung
Zusammenfassung:A lens drive device may include a movable body having a lens and a coil, a support body movably supporting the movable body, a magnetic drive mechanism having a magnet for driving the movable body together with the coil, a restricting member for restricting movement of the movable body due to an electromagnetic force generated when an electric current is supplied to the coil, a magnetic member disposed in the movable body to be magnetically attracted by the magnet. In a non-energized state where the coil is not energized, following relationships are satisfied: