Patent ID: 8817397
Filing Date: 2014-08-26
Classification: G02B,H02K

Abstract:
1. A lens actuator comprising: a movable unit that includes a plurality of OIS coils that are disposed in at least two directions perpendicular to the optical axis direction while facing the movable unit; a base that fixes the OIS coils; and a plurality of wires that connect the movable unit and the base, wherein the carrier moves in the optical axis direction by an electromagnetic force generated between the AF coil and the magnet, the movable unit moves in the direction perpendicular to the optical axis direction by another electromagnetic force generated between the OIS coils and the magnet, the wires have diameters of 30 μm or more and less than 70 μm, and the wires have longitudinal elastic moduli of 100 GPa or more and less than 500 GPa.