CPC G02B 7/102 (2013.01) [G02B 7/08 (2013.01); G02B 13/001 (2013.01); G02B 27/646 (2013.01); G03B 3/10 (2013.01); H04N 23/54 (2023.01); H04N 23/55 (2023.01); H05K 1/0274 (2013.01)] | 20 Claims |
1. A lens driving device comprising:
a housing;
a bobbin disposed in the housing;
a first coil disposed on an outer surface of the bobbin;
a first magnet disposed on the housing;
a second magnet disposed on the bobbin; and
a first position sensor disposed opposite to the second magnet to sense the second magnet,
wherein the second magnet comprises:
a first portion overlapped with the first coil in a direction perpendicular to an optical axis; and
a second portion disposed on the first portion and not overlapped with the first coil in the direction perpendicular to the optical axis, and
wherein a length of the second portion of the second magnet in a direction parallel to the optical axis is greater than a length of the first portion of the second magnet in the direction parallel to the optical axis.
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