Invention Application
- Patent Title: LENS DRIVING DEVICE, CAMERA MODULE, AND OPTICAL INSTRUMENT
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Application No.: US16477448Application Date: 2018-02-13
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Publication No.: US20190384034A1Publication Date: 2019-12-19
- Inventor: Sang Jun Min , Tae Jin Jung , Kyoung Ho Yoo , Sung Guk Lee
- Applicant: LG INNOTEK CO., LTD.
- Applicant Address: KR Seoul
- Assignee: LG INNOTEK CO., LTD.
- Current Assignee: LG INNOTEK CO., LTD.
- Current Assignee Address: KR Seoul
- Priority: KR10-2017-0025073 20170224; KR10-2017-0025078 20170224; KR10-2017-0025080 20170224; KR10-2017-0025082 20170224; KR10-2017-0025290 20170227
- International Application: PCT/KR2018/001883 WO 20180213
- Main IPC: G02B7/09
- IPC: G02B7/09 ; G02B27/64 ; G03B13/36 ; G03B5/04 ; H02K5/24 ; H02K11/21 ; H02K41/035

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.
Public/Granted literature
- US11275229B2 Lens driving device, camera module, and optical instrument Public/Granted day:2022-03-15
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