A lens drive device comprises: a fixing part disposed away from the movable part; a cover for covering the movable part in the direction of an optical axis; and suspension wires for supporting the movable part relative to the fixing part, one ends of the suspension wires being secured to the fixing part and the other ends being secured to the movable part. The movable part is configured so as to be provided with: a damper material disposed so as to come in contact with the suspension wires; a stopper protrusion provided near a portion of the light-receiving-side surface where the other ends of the suspension wires are secured, the tip end of the stopper protrusion facing the inner surface of the cover in the direction of the optical axis; and a flow-stopper part stopping a flow of the damper flowing.

An optical member driving mechanism is provided, including a first movable portion, a fixed portion, and a first driving assembly. The first movable portion is connected to an optical member. The first movable portion is movable relative to the fixed portion. The first driving assembly is configured to drive the first movable portion to move relative to the fixed portion.

A camera module includes: a housing; a first lens module movably disposed in the housing in an optical axis direction; a folded module including a reflective member configured to change a direction of light incident into the housing toward the first lens module; and a first damper coupled to the first lens module, and configured to alleviate impacts between the housing and the first lens module.

A photosensitive element driving mechanism is provided and includes a fixed assembly, a first movable assembly, a photosensitive element and a first driving assembly. The fixed assembly has a base plate. The first movable assembly includes a circuit member movable relative to the fixed assembly, and the circuit member includes a circuit member body and a movable cantilever. The photosensitive element is configured to receive light traveling along an optical axis. The photosensitive element is disposed on the circuit member body and is electrically connected to the circuit member. The first driving assembly is configured to drive the first movable assembly to move relative to the fixed assembly. There is a gap between the first movable assembly and the fixed assembly, and only the photosensitive element is disposed on the circuit member body.

An optical sensing system is provided, including a sensing module, a light emitter, and a light receiver. The sensing module has a substrate, an optical waveguide disposed on the substrate, and a sensing membrane disposed on the optical waveguide for carrying a specimen. The light emitter emits a sensing light to the optical waveguide, and the light receiver receives the sensing light that propagates through the optical waveguide.

In accordance with some embodiments, a method of forming an auto-focusing device is provided. The method includes forming a cantilever beam member. The cantilever beam member has a ring shape. The method further includes forming a piezoelectric member over the cantilever beam member. The method also includes forming a membrane over the cantilever beam member. The membrane has a first region and a second region. The first region has a planar surface, and the second region is located between the first region and an inner edge of the cantilever beam member and has a plurality of corrugation structures. In addition, the method includes applying a liquid optical medium over the membrane and sealing the liquid optical medium with a protection layer.

An optical unit with a shake correction function includes a gimbal mechanism swingably supporting a movable body and including a connection mechanism including a spherical body and a support part contacted with the spherical body. The movable body includes a holding part holding a gimbal frame receiving member including a plate part fixed with the spherical body and a pair of protruded parts protruded to the support part side. The holding part is formed in a cut-out recessed part including a rear wall face, a pair of side wall faces, and a bottom wall face. When viewed in the optical axis direction, a pair of the protruded parts overlaps the support part. The movable body includes a facing wall part facing a pair of the protruded parts, and a separated distance between the facing wall part and the protruded parts is narrower than a thickness of the support part.

A lens device with which a network can be pulled out from a lens main body and connected to an operation terminal is provided. The lens device for capturing an optical image includes: a lens mechanism for forming the optical image, the lens mechanism being built into a lens main body; a drive control unit for drive-controlling the lens mechanism, the drive control unit being built into the lens main body; a central processing unit that outputs a drive control signal to the drive control unit; and a network that forms a power supply interface for the lens main body, and a communication interface for the central processing unit. Thereby, the lens and the operation terminal are connected via the network, so that it is possible to expand the connection mode between the lens and the operation terminal to an n-to-one or n-to-n connection mode.

Actuators for providing an extended two-degree of freedom rotation range to an optical path folding element (OPFE) such as a prism or mirror in mobile devices such as smartphones, comprising a yaw sub-assembly having a yaw rotation axis, a pitch sub-assembly carrying the OPFE, the pitch sub-assembly including a pivot rotation mechanism and having a pitch rotation axis; and a stationary sub-assembly, wherein the actuator is operative to rotate the OPFE in two rotation directions, a first rotation for yaw around the yaw rotation axis and a second rotation for pitch around the pitch rotation axis, and wherein the rotation for pitch includes rotation using the pivot rotation mechanism.

An optical assembly includes an optical element including a reflection surface to reflect light in a first axis direction, a holder to hold the optical element, a case to support the holder, a first swing mechanism to swing the holder around a first swing axis, and a second swing mechanism to swing the holder around a second swing axis perpendicular to the first swing axis. The holder includes first and second protrusions. The case includes first and second recesses. Each of the recesses includes a first side surface located on one side in the axial direction of the second swing axis and a second side surface located on the other side with respect to the corresponding protrusion. At least one of the first and second side surfaces includes an inclined surface inclined with respect to the second swing axis.