Lens driving apparatus
Abstract:
The present disclosure provides a lens driving apparatus. The lens driving apparatus includes: a base; a first supporting frame supported by the base body; a second supporting frame supported by the first supporting frame; a third supporting frame covering and fixed to the second supporting frame and enclosing an accommodating space together with the second supporting frame; a barrel accommodated in the accommodating space and elastic members made of memory alloys and configured to drive the first supporting frame to move in a first direction with respect to the base body, drive the third supporting frame and the second supporting frame to move in a second direction with respect to the first supporting frame and drive the barrel to move in a direction of its optical axis. Any two of the first direction, the second direction and the direction of the optical axis are perpendicular to each other.
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