Camera actuator and camera module comprising same

Abstract

Disclosed in an embodiment is a camera actuator comprising: a housing; a first lens assembly and a second lens assembly that move in the optical axis direction inside the housing; and a magnet unit disposed on the first lens assembly and the second lens assembly, wherein the magnet unit includes a first magnet, and a second magnet arranged at each of two ends of the first magnet in the optical axis direction, the positive pole of the first magnet is arranged in a first direction perpendicular to the optical axis direction, the positive pole of the second magnet is arranged in the optical axis direction, and the pole arranged at the outer side of the first magnet is the same as a pole of the second magnet adjacent to the first magnet.