Patent ID: 11867970
Assignee: TDK TAIWAN CORP.
Field: Audio-visual technology (Electrical engineering)
Classification: CPC G  H | IPC G  H

Claim 0:
1. An optical element driving mechanism, comprising:
a movable portion for connecting to an optical element, wherein the optical element has a main axis;
a fixed portion comprising a base, wherein the movable portion is movably connected to the fixed portion; and
a driving assembly disposed on the movable portion or the fixed portion for driving the movable portion moving relative to the fixed portion,
wherein the driving assembly comprises:
a first magnetic element disposed on the base;
a second magnetic element disposed on the base; and
a third magnetic element disposed on and fixed on the movable portion, and wherein the entire third magnetic element is completely disposed between the first magnetic element and the second magnetic element in a direction perpendicular to the main axis;
wherein types the first magnetic element and the second magnetic element are one of coil or magnet, and a type of the third magnetic element is another one of coil or magnet, and the types of the first magnetic element and the second magnetic element are different from the type of the third magnetic element.