Patent ID: 7782556

Claim:
A lens actuator, comprising: a lens barrel for accommodating the lens, a coil wrapped around the lens barrel, a plurality of magnets, a bracket for mounting the magnets thereon and accommodating the lens barrel therein, and a resilient plate connected between the bracket and the lens barrel to hold the lens barrel on the bracket, wherein the resilient plate comprises a plate shaped body including a through hole defined in the center of the plate shaped body, a plurality of slots defined in the plate shaped body and the slots cooperatively surrounding the through hole, a plurality of fixing portions, wherein each of the slots includes a first substantially straight slot portion, a second substantially straight slot portion and a third substantially straight slot portion, the second substantially straight slot portion interconnects between and substantially perpendicular to the first and second substantially straight slot portions, the slots cooperate to form a square-shaped pattern framing a central axis of the resilient plate, each of the fixing portions is located between the through hole and the junction portion of the second and third substantially straight slot portions of the corresponding slot, and a cutout defined in the edge of the through hole of the plate shaped body corresponding to the respective fixing portions, wherein the lens barrel comprises a plurality of fasteners, each of the fastener comprises a shaft protruded out from the lens barrel and extending through the corresponding cutout and a head extending radially outwardly of the shaft at the distal end thereof, and the resilient plate and the lens barrel are assembled together by engagement of the cutouts with the respective fasteners.