Patent ID: 8995067
Filing Date: 2015-03-31
Classification: G02B,G03B,H02K

Abstract:
1. A lens driving device, comprising: a stationary magnetic field generator defining a housing, a yoke received in the housing, the housing defining a receiving chamber, the yoke received in the receiving chamber and defining a flat wall portion and inner peripheral portion extending from the flat wall portion; at least one elastic member attached to the stationary magnetic field generator generator; and a movable magnetic field generator suspended in the receiving chamber by the elastic member and separated from the stationary magnetic field, the movable magnetic field generator defining a lens holding device received in the housing and a coil attached on the lens holding device, the lens holding device defining a lens barrel and a coil holder directly extending from one end of the lens barrel for holding the coil; the lens barrel defines a closed sidewall, an engaging hole surrounded by the closed sidewall for receiving a lens group; wherein the lens driving device further defines inserting space surrounded by the coil, the coil holder and an outer peripheral of the closed sidewall of the lens barrel receive the inner peripheral portion of the yoke; and wherein the lens barrel and the coil holder are integrated with each other.