An image blur correction apparatus includes a focus adjustment unit for moving a lens body in the direction of its optical axis; an image blur correction unit; and a housing having a housing front side wall on the front side of the direction of the optical axis and disposed outside said focus adjustment unit and the image blur correction unit, the focus adjustment unit has a focus adjustment unit front side wall on the front side of the direction of the optical axis, the focus adjustment unit front side wall including an exposed portion provided around the insertion hole and a hollow portion recessed toward the rear side of the direction of the optical axis with respect to said exposed portion; and the hollow portion and the rear side of the housing front side wall in the direction of the optical axis are provided to face opposite each other.

A camera module includes: a magnet disposed on a lens module; a bearing member disposed in a ball guide portion formed between the lens module and a housing that accommodates the lens module; a coil disposed in the housing to face the magnet; and a yoke member disposed on the housing to interact with the magnet to generate a biased magnetic force.

A camera module includes: a magnet disposed on a lens module; a bearing member disposed in a ball guide portion formed between the lens module and a housing that accommodates the lens module; a coil disposed in the housing to face the magnet; and a yoke member disposed on the housing to interact with the magnet to generate a biased magnetic force.

Disclosed is an imaging module, including a housing, a moving element received in the housing, multiple lenses in contact with and fixed on the moving element, an image sensor provided at one side of the multiple lenses, and a drive mechanism connected to the housing and the moving element, wherein the drive mechanism is used for driving the moving element to move along the optical axis of the multiple lenses so that the multiple lenses focus on the image sensor for imaging. A camera assembly and an electronic device are further disclosed.

Disclosed is an imaging module, including a housing, a moving element received in the housing, multiple lenses in contact with and fixed on the moving element, an image sensor provided at one side of the multiple lenses, and a drive mechanism connected to the housing and the moving element, wherein the drive mechanism is used for driving the moving element to move along the optical axis of the multiple lenses so that the multiple lenses focus on the image sensor for imaging. A camera assembly and an electronic device are further disclosed.

A provided lens assembly device includes a lens assembly that has a plurality of adjacently lens modules, each accommodating one or more lenses, and a lens holder where the plurality of lens modules are disposed, where, for each of the plurality of lens modules, a respective lens module includes a side surface facing another lens module, of the plurality of lens modules, disposed adjacent to the respective lens module, where the side surface includes at least a first flat surface, and at least one lens, of the one or more lenses of the respective lens module, having a first total length in a first axial direction, perpendicular to an optical axis of the respective lens module, and a second total length in a second axial direction, perpendicular to both the optical axis and the first axial direction, where the first total length is longer than the second total length.

A provided lens assembly device includes a lens assembly that has a plurality of adjacently lens modules, each accommodating one or more lenses, and a lens holder where the plurality of lens modules are disposed, where, for each of the plurality of lens modules, a respective lens module includes a side surface facing another lens module, of the plurality of lens modules, disposed adjacent to the respective lens module, where the side surface includes at least a first flat surface, and at least one lens, of the one or more lenses of the respective lens module, having a first total length in a first axial direction, perpendicular to an optical axis of the respective lens module, and a second total length in a second axial direction, perpendicular to both the optical axis and the first axial direction, where the first total length is longer than the second total length.

A lens apparatus is provided with movable first and second units, first and second holders for holding the first and second units, a driving unit for electrically driving the second holder, a transmission member movable relative to the second holder in the optical axis direction and transmits driving force to the second holder, a biasing member for biasing the second holder toward the first holder side relative to the transmission member, a controller for controlling the driving unit, and first and second detectors for detecting the positions of the first and second holders, wherein movable ranges of the first and second holders have interference region which interfere with each other, and controller changes a control of driving unit between the interference region where the first and the second holding members interfere each other and an interference-free region based on detection results of the first and second detectors.

A lens apparatus is provided with movable first and second units, first and second holders for holding the first and second units, a driving unit for electrically driving the second holder, a transmission member movable relative to the second holder in the optical axis direction and transmits driving force to the second holder, a biasing member for biasing the second holder toward the first holder side relative to the transmission member, a controller for controlling the driving unit, and first and second detectors for detecting the positions of the first and second holders, wherein movable ranges of the first and second holders have interference region which interfere with each other, and controller changes a control of driving unit between the interference region where the first and the second holding members interfere each other and an interference-free region based on detection results of the first and second detectors.

A VCM (voice coil motor) is disclosed, the VCM including: a rotor including a cylindrical bobbin for accommodating a lens and protruded at a bottom end with a boss, and a coil block arranged at a periphery of the bobbin; a stator including a magnet facing the coil block and a yoke fixing the magnet; and an elastic member including a first elastic member formed with a through hole coupled to the boss of the bobbin and a second elastic member coupled to an upper end facing the bottom end of the bobbin; wherein the boss is formed with a disengagement prevention unit inhibiting the first elastic member from being disengaged from the boss, and the first elastic member is formed with a coupling unit contacting a joint where the disengagement prevention unit and the coupling unit meet.