LENS DRIVING DEVICE, CAMERA MODULE, AND OPTICAL INSTRUMENT

Title:

LENS DRIVING DEVICE, CAMERA MODULE, AND OPTICAL INSTRUMENT

Document Type and Number:

WIPO Patent Application WO/2018/155861

Kind Code:

A1

Abstract:

The present embodiment relates to a lens driving device including: a first movable element including a bobbin and a first coil; a second movable element including a housing and a first magnet; a base disposed below the housing; a board including a circuit member having a second coil; an upper elastic member; and a support member, wherein the bobbin includes a first stopper and a second stopper, which overlap the second movable element in an optical axis direction and are spaced apart from each other, the housing includes side parts and corner parts formed between the side parts, a first stopper is disposed on the side of the corner parts, the second stopper is disposed on the side of the side parts, and the distance between the first stopper and the second movable element in the optical axis direction is different from the distance between the second stopper and the second movable element in the optical axis direction.

Inventors:

MIN SANG JUN (KR)
JUNG TAE JIN (KR)
YOO KYOUNG HO (KR)
LEE SUNG GUK (KR)

Application Number:

PCT/KR2018/001883

Publication Date:

August 30, 2018

Filing Date:

February 13, 2018

Export Citation:

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Assignee:

LG INNOTEK CO LTD (KR)

International Classes:

G03B17/12; G02B7/02; G02B7/09; G02B27/64; G03B3/10; G03B5/02; H04N5/225

Foreign References:

KR20150064987A	2015-06-12
US20140355120A1	2014-12-04
KR20160128651A	2016-11-08
US20110286732A1	2011-11-24
US20120229926A1	2012-09-13

Other References: