An embodiment comprises: a housing a bobbin disposed inside the housing, and having a lens disposed thereon; a first coil disposed at the outer circumferential surface of the bobbin; a first magnet disposed at a size part of the housing in correspondence to the first coil; a first position sensor disposed in the bobbin, and including first and second input terminals and first and second output terminals; a circuit board including first and second terminals electrically connected to the first and second output terminals of the first position sensor; and a capacitor connected in parallel to the first and second terminals of the circuit board so as to remove noise from the output of the first position sensor.