Patent ID: 7929230

Claim:
A lens module, comprising: a lens barrel; a plurality of lenses received in the lens barrel; a lens holder, the lens barrel threadedly engaged in the lens holder, and the lens holder having an outer surface, a plurality of supporting bars extending from the outer surface and a plurality of magnetic elements secured on the outer surface; a base; a plurality of elastic guiding members formed on the base and around the lens holder, a distal free end of each of the supporting bars being inserted in the respective elastic guiding member; and a plurality of electromagnetic devices being around the lens holder with each electromagnetic device arranged at opposite sides of the respective magnetic element, each electromagnetic device configured for interacting with the respective magnetic element to move the lens holder, each elastic guiding member configured for preventing the lens holder from rotating, wherein the elastic guiding members each comprise a frame, a retaining portion at a center of the frame and two elastic portions symmetrically located at two flanks of the retaining portion and connecting the retaining portion and two sides of the frame respectively, and the elastic portions are a combination of a spring and a metal strip.