Actuator for camera
AssigneeJahwa Electronics Co., Ltd.
InventorsHee Seung KIM, In Soo KIM, Ki Hoon JEON
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Abstract
An actuator for a camera according to an embodiment of the present disclosure includes a housing configured to provide an inner space; a carrier configured to move in an optical axis direction based on the housing; a magnet installed in the carrier to face a coil installed in the housing; a yoke plate installed in the housing and configured to generate an attractive force with the magnet; and a ball disposed between the housing and the carrier. In this case, a height of the yoke plate is greater than the sum of a height of the magnet and a stroke, which is a moving distance of the carrier by AF driving.
Claims6
An actuator for a camera, comprising:
- a housing configured to provide an inner space;
- a carrier configured to move in an optical axis direction based on the housing;
- a magnet installed in the carrier to face a coil installed in the housing;
- a yoke plate installed in the housing and configured to generate an attractive force with the magnet;
- and
- a ball disposed between the housing and the carrier,
- wherein a height of the yoke plate is greater than the sum of a height of the magnet and a stroke, which is a moving distance of the carrier by AF driving.
Dependencies are inferred from the claim text.