Lens driving device, camera module and optical apparatus

    公开(公告)号:US11740427B2

    公开(公告)日:2023-08-29

    申请号:US16895712

    申请日:2020-06-08

    CPC classification number: G02B7/08 G02B27/646

    Abstract: A lens driving device is provided, including: a cover member; a bobbin installed with at least one lens and having a coil unit arranged on an outer circumferential surface of the bobbin; a magnet arranged at a positon corresponding to that of the coil unit; first and second elastic members, where one end of each of the first and second elastic members may be respectively coupled to an upper surface and a lower surface of the bobbin and supporting movement of the bobbin in an optical axis direction; a detection unit configured to detect movement of the bobbin in a direction parallel to the optical axis direction; a damping member arranged at a connecting portion between the bobbin and the first elastic member; and a support unit provided at at least one of the bobbin and the first elastic member and maintaining an arranged position of the damping member.

    Lens driving device, camera module and optical apparatus

    公开(公告)号:US10054799B2

    公开(公告)日:2018-08-21

    申请号:US15008507

    申请日:2016-01-28

    CPC classification number: G02B27/646 G02B7/02 G02B7/023 G02B7/09 H04N5/2254

    Abstract: A lens driving device including a first lens driving unit for auto focusing, and a second lens driving unit for handshake correction is proposed, the lens driving device including a base, a holder member mounted with a magnet and positioned at an upper side of the base by being spaced apart from the base at a predetermined distance, a plurality of support members configured to elastically support the holder member relative to the base, an upper stopper protrusively formed at an upper surface of the holder member, and a bottom stopper protrusively formed at a bottom surface of the holder member to form a shock point between the base and the holder member when there is generated a shock.

    Lens moving apparatus
    8.
    发明授权

    公开(公告)号:US11762216B2

    公开(公告)日:2023-09-19

    申请号:US16843205

    申请日:2020-04-08

    CPC classification number: G02B27/646 G02B7/08 H04N23/51 H04N23/55

    Abstract: A lens moving apparatus includes a bobbin including a first coil, a first magnet facing the first coil, a housing supporting the first magnet, upper and lower elastic members coupled to the bobbin and the housing, a base spaced apart from the housing, a second coil unit, which faces the first magnet and includes a second coil, a circuit board on which the second coil unit is mounted, a plurality of support members, which support the housing such that the housing is movable in second and/or third directions and which connect at least one of the upper and lower elastic members to the circuit board, and a second sensor detecting displacement of the housing in the second and/or third directions, wherein the center of the second sensor is disposed so as not to overlap the second coil.

    Lens driving unit, camera module, and optical instrument

    公开(公告)号:US11181806B2

    公开(公告)日:2021-11-23

    申请号:US16743840

    申请日:2020-01-15

    Abstract: The present embodiment relates to a lens driving device comprising: a housing; a bobbin disposed inside the housing; a magnet disposed in the housing; a first coil which is disposed in the bobbin, and is opposite to the magnet; a base disposed on the lower side of the housing; a substrate portion comprising a body portion, which is disposed on the upper surface of the base, and a terminal portion extending toward the lower side of the body portion; a terminal portion accommodating portion which is formed on a side surface of the base and accommodates at least a part of the terminal portion; and an adhesive accommodating groove which is formed in the terminal portion accommodating portion and accommodates at least a part of an adhesive contacting the terminal portion and the terminal portion accommodating portion.

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