Patent ID: 8235608

Claim:
A camera module comprising: a circuit board having a mounting surface, the circuit board having a plurality of holes defined in the mounting surface; an image sensor mounted on the mounting surface of the circuit board, the image sensor comprising an image plane; a barrel; at least one lens received in the barrel; a lens holder coupled to the barrel, the lens holder receiving the image sensor; a base board arranged around the lens holder, the base board being attached to the lens holder and attached on the mounting surface of the circuit board, the base board having a plurality of first slots defined in an upper surface thereof facing away from the mounting surface, the first slots extending through a bottom surface of the base board opposite to the upper surface; and a plurality of clamping elements engaged in the respective first slots and the respective holes and configured for clamping the base board on the circuit board such that an optical axis of the barrel is maintained substantially coaxially aligned with a normal of the image plane.