A camera module includes: an optical path folding member configured to refract or reflect light incident along a first optical axis in a direction of a second optical axis intersecting the first optical axis; a driving assembly configured to provide driving force to rotate the optical path folding member on a plane intersecting the first optical axis; and a first ball bearing and a second ball bearing supporting the optical path folding member such that the optical path folding member is enabled to rotate on the plane. A distance from the first ball bearing to the first optical axis is less than a distance from the second ball bearing to the first optical axis.

An optical element driving mechanism is provided. The optical element driving mechanism includes a movable portion, a fixed portion, a driving assembly, and at least three damping materials. The movable portion is configured to connect an optical member that has an optical axis. The movable portion is movable relative to the fixed portion. The driving assembly drives the movable portion to move relative to the fixed portion. The damping materials are located on an imaginary plane, and the imaginary plane is parallel to the optical axis.

A deflecting device and surveying instrument comprising a holding member having a ring shape; ring gears disposed on both sides of the holding member with the holding member interposed the ring gears, the ring gears being concentric with the holding member; bearings disposed between the holding member and the ring gears on both sides of the holding member, the bearings being concentric with the holding member; optical deflecting members disposed at central portions of the ring gears and integrated with the ring gears; deflection motors corresponding to the respective ring gears; and a drive transmitting member configured to transmit rotary force of the deflection motors to the ring gears.

A 3D object information capturing system is provided, including a camera module, a distance measuring module, and a processing module. The camera module captures image information of an object, and the distance measuring module captures distance information of the object. The processing module receives the image information and the distance information respectively from the camera module and the distance measuring module, and constructs a 3D model of the object according to the image information and the distance information.

The present invention relates to an optical system, including a fixed portion, a movable portion, an aperture unit and a first driving assembly. The movable portion is movably connected to the fixed portion and used to hold an optical element. The aperture unit is disposed on the movable portion and corresponds to the optical element. The first driving assembly is disposed in the fixed portion to drive the movable portion to move relative to the fixed portion.

An optical driving mechanism is provided, including a movable portion, a bottom plate and a biasing assembly. The movable portion is configured to sustain an optical element having an optical axis. The bottom plate has a moving member. The biasing assembly has at least one biasing element for driving the movable portion to move relative to the bottom plate. The bottom plate defines a first electrical connection portion and a second electrical connection portion, and the biasing element is connected to the first and second electrical connection portions. The first electrical connection portion has a fixed body, an insulating layer and a conductive layer, which are sequentially overlapped along the optical axis. The conductive layer is directly and electrically connected to the biasing element. When viewed along the optical axis, the insulating layer protrudes from the fixed body and the conductive layer.

The present disclosure provides an optical element driving mechanism, which includes a movable assembly, a fixed assembly, and a driving assembly. The movable assembly is configured to be connected to an optical element. The movable assembly is movable relative to the fixed assembly. The driving assembly is configured to drive the movable assembly to move relative to the fixed assembly in a range of motion. The optical element driving mechanism further includes a positioning assembly configured to position the movable assembly at a predetermined position relative to the fixed assembly when the driving assembly is not operating.

A prism apparatus, and a camera and an image display apparatus including the same are disclosed. The prism apparatus includes: a first prism configured to reflect input light toward a first reflected direction, a first actuator configured to change an angle of the first prism about a first rotation axis to change the first reflected direction based on a first control signal, a second prism configured to reflect the light reflected from the first prism toward a second reflected direction, and a second actuator configured to change an angle of the second prism about a second rotation axis to change the second reflected direction based on a second control signal.

A compound prism module is provided, including a first prism and a second prism. The first prism includes a first light-incident surface, a first reflecting surface, and a first light-emergent surface connected to each other, where the first light-incident surface and the first light-emergent surface are connected to each other on a first side edge. The second prism includes a second light-incident surface, a second reflecting surface, and a second light-emergent surface connected to each other, where the second light-incident surface and the second light-emergent surface are connected on a second side edge. The first light-incident surface and the second light-incident surface are connected to each other and are coplanar, the first reflecting surface and the second reflecting surface are connected on a third side edge, there is a spacing between the third side edge and a connection between the first light-incident surface and the second light-incident surface.

An optical system is provided and includes a fixed assembly, a movable member, a driving assembly and a buffering member. The movable member is movably connected to the fixed assembly and is configured to hold an optical member having an optical axis. The driving assembly is for driving the movable member to move relative to the fixed assembly. The buffering member is disposed on a first surface of the fixed assembly. The buffering member, the movable member and the fixed assembly are arranged along the optical axis. The buffering member includes a soft resin material. The buffering member is disposed to surround the optical axis.