Lens driving device
AssigneeTDK Taiwan Corp.
InventorsChen-Hsien FAN, Shu-Shan CHEN
Life of this patent
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Abstract
A lens driving device is provided, including a frame, a lens holder, and a dust-proof structure. The frame includes a top casing and a bottom base. The lens holder carries a lens and is movably disposed in the frame and has a first anti-twist structure. A second anti-twist structure corresponding to the first anti-twist structure is formed on a surface of the bottom base. The dust-proof structure is formed on the surface of the bottom base to prevent dust from entering a receiving hole in the bottom base, and the receiving hole is used for receiving an image sensor.
Claims20
A lens driving device, comprising:
- a frame including a top casing and a bottom base;
- a lens holder carrying a lens and movably disposed in the frame, wherein the lens holder has a first anti-twist structure, and a second anti-twist structure corresponding to the first anti-twist structure is foamed on a surface of the bottom base;
- and
- a dust-proof structure formed on the surface of the bottom base to prevent dust from entering a receiving hole in the bottom base, and the receiving hole is used for receiving an image sensor.
A lens driving device comprising:
- a frame including a top casing and a bottom base, wherein the bottom base has a recess;
- a lens holder carrying a lens and movably disposed in the frame;
- and
- an adhesive layer formed in the recess of the bottom base to adhere dust in the frame.
Dependencies are inferred from the claim text.