An optical element driving unit includes a stationary body, a carrier, a supporting mechanism and an electromagnetic driving assembly. The supporting mechanism is connected to the carrier and the stationary body and provides the carrier with a degree of freedom of movement relative to the stationary body. The carrier can be driven to move by the electromagnetic driving assembly. The electromagnetic driving assembly includes a driving coil, a driving magnet and a ferromagnetic element. The driving coil is disposed on the carrier. The driving magnet is disposed on the stationary body. The ferromagnetic element is one-piece formed and embedded in the carrier, and the ferromagnetic element includes a magnetic field guiding part and an electrical connection part. The magnetic field guiding part faces the driving coil and/or the driving magnet. The electrical connection part is exposed on a surface of the carrier and electrically connected to the driving coil.

A zoom control method is provided, including: determining a midpoint of a connecting line of touch points located on both sides of an object to be close-up; determining a pixel vector formed from the midpoint of the connecting line to a center point of a screen; converting the pixel vector into an angle vector based on a conversion relationship between a diagonal angle of view of a current focal length range and a diagonal pixel of an image sensor of a camera system; and controlling the object to be close-up being moved to the center point of the screen based on the angle vector.

An optical assembly of an imaging device includes an array of lens assemblies each having a double-folded optical axis, and an image sensor. Each of the lens assemblies each having the double-folded optical axis includes an input optical axis folding element, at least one lens having an optical power, and an output optical axis folding element. The input optical axis folding element of each of the lens assemblies having the double-folded optical axis is configured to change a field of view (FOV) of the input optical axis folding element by changing an optical axis folding angle of the input optical axis folding element about two axes.

A mirror swing actuator assembly for an optical path folding element (OPFE) for compact folding camera modules comprises an exit aperture for outputting folded light rays, and an incoming aperture for receiving incoming light rays, wherein a distance between a top lens of a lens actuator and an end of the optical path folding element is minimized by configuring the second aperture and/or a support assembly of the optical path folding element to receive, within the mirror swing actuator assembly, an end portion of the optical actuator/lens assembly that comprises the top lens.

A camera actuator comprises: a fixed-side member; a movable-side member disposed separated from the fixed-side member in a direction orthogonal to a light axis, the movable-side member holding a lens unit; a first lens drive actuator that displaces the movable-side member in at least a prescribed direction; an elastic support member that extends in the direction orthogonal to the light axis, and supports the movable-side member in relation to the fixed-side member so as to allow the displacement in at least the prescribed direction; and a gel-like first damping member provided to the elastic support member.

Various embodiments include a camera with folded optics and lens shifting capabilities. In some examples, a folded optics arrangement of the camera may include one or more lens elements and one or more light path folding elements (e.g., a prism). Some embodiments include voice coil motor (VCM) actuator arrangements, carrier arrangements, and/or suspension arrangements to provide autofocus (AF) and/or optical image stabilization (OIS) movement. Furthermore, some embodiments include position sensor arrangements for position sensing with respect to AF and/or OIS movement.

A camera module includes a base, a lens module, a reflection module, a longitudinal guiding bar, a transverse guiding bar and a shaft guiding bar. The lens module has an optical axis and is disposed on the base. The reflection module includes a reflective element disposed on the base and located on an object side of the lens module. The longitudinal and transverse guiding bars are disposed between the base and the lens module and respectively extend in a first direction parallel to the optical axis and a second direction perpendicular to the optical axis. The shaft guiding bar is disposed between the base and the reflection module and extends in the second direction. The lens module is movable along the longitudinal and transverse guiding bars, respectively, and the reflective element is rotatable by taking the shaft guiding bar as a rotation axis.

Zoom digital cameras comprising a Wide sub-camera and a folded fixed Tele sub-camera. The folded Tele sub-camera may be auto-focused by moving either its lens or a reflecting element inserted in an optical path between its lens and a respective image sensor. The folded Tele sub-camera is configured to have a low profile to enable its integration within a portable electronic device.

A lens device includes a base, a guiding unit, a plurality of lens groups and a flexible printed circuit board. The guiding unit is disposed on the base in a first direction. The plurality of lens groups are disposed on the base and include at least one movable lens group that is movable along the guiding unit. The flexible printed circuit board is fixed to the movable printed circuit board, and bent in the first direction to form a bent portion. The guiding unit is disposed in contact with a top of the bent portion of the flexible printed circuit board.

This application provides a lens module. The lens module includes a first lens module and a second lens module, and the first lens module and the second lens module are arranged along an optical axis. The first lens module is configured to implement a long focal length, and the second lens module is configured to implement focusing. During specific disposition, the first lens module includes a first lens, and a light incident side surface of the first lens includes a light transmission region and a first reflection region; a light outgoing side surface of the first lens includes a second reflection region and a light outgoing region; and the first reflection region and the second reflection region are configured to refract light incident into the first lens. The second lens module includes at least one second lens, and the at least one second lens is a focusing lens.