Patent ID: 11921345
Assignee: TDK TAIWAN CORP.
Field: Optics (Instruments)
Classification: CPC G | IPC G

Claim 0:
1. An optical element driving mechanism, comprising:
a fixed portion;
a movable portion, movable relative to the fixed portion, wherein the movable portion includes:
a first movable assembly connected to a first optical element; and
a second movable assembly connected to a second optical element;
wherein the first movable assembly is movable relative to the second movable assembly;
wherein the movable portion further comprises:
a first coil disposed at the first movable assembly; and
a second coil disposed at the second movable assembly;
wherein the fixed portion comprises:
a first magnetic element, wherein the first magnetic element only has a single magnet, which corresponds to the first coil and generates a first driving force, wherein the first magnetic element also corresponds to the second coil and generates a second driving force, wherein the magnet of the first magnetic element has a first surface facing the first coil and the second coil;
wherein the greatest length of the first coil is different from the greatest length of the second coil when viewed in a direction parallel to the first surface.