Invention Grant
US07869149B2 Lens module with magnetic field barrier 有权
具有磁场屏障的镜头模块

Lens module with magnetic field barrier
Abstract:
An exemplary lens module includes an electromagnetic shutter, an electromagnetic motor and a magnetic field barrier sandwiched between the electromagnetic shutter and the electromagnetic motor. The electromagnetic shutter is configured for generating a first magnetic field. The electromagnetic motor is configured for generating a second magnetic field. The magnetic field barrier is configured for preventing the first magnetic field and the second magnetic field from penetrating therethrough.
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