LENS-DRIVING DEVICE

Number of patents in Portfolio can not be more than 2000

United States of America Patent

APP PUB NO 20160291284A1
SERIAL NO

15038315

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ATTORNEY / AGENT: (SPONSORED)

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Abstract

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A lens-driving device includes a lens frame; a base member; a support that supports the lens frame such that the lens frame can move, relative to the base member, along the optical axis; a driving means that drives the lens frame along the optical axis; and a focus control unit that controls the driving means so as to move the lens frame to a focus position. The support has an elastic support member that supports the lens frame in a suspended manner in an elastic equilibrium position when the driving means is powered off. To set a focus baseline, the focus control unit controls the driving means so as to make the lens frame abut against a mechanical focus baseline position.

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Patent Owner(s)

Patent OwnerAddress
NIDEC COPAL CORPORATIONTOKYO 174-8550

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
ATSUTA, Kazuya Tokyo, JP 1 1
MANDAI, Haruhiko Tokyo, JP 4 33
WATANABE, Hiroyuki Tokyo, JP 670 6656

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