3764results about "Camera focusing arrangement" patented technology

An optical element driving mechanism is provided. The optical element driving mechanism includes a first holder, a fixed portion, a first driving assembly, and a first stopping assembly. The first holder is used for connecting to an optical element. The first holder is movable relative to the fixed portion. The first driving assembly is used for driving the first holder to move relative to the fixed portion. The first stopping assembly is used for restricting the movable range of the first holder relative to the fixed portion.

A driving mechanism for moving an optical element is provided. The driving mechanism includes a fixed part, a movable part, and a driving assembly. The movable part is movably connected to the fixed part for holding the optical element. The driving assembly is configured for moving the movable part relative to the fixed part.

A driving mechanism for moving an optical element is provided. The driving mechanism includes a fixed part, a movable part, and a driving assembly. The movable part is movably connected to the fixed part for holding the optical element. The driving assembly is configured for moving the movable part relative to the fixed part.

An optical element driving mechanism used for driving an optical element is provided. The optical element driving mechanism includes a fixed portion, a driving assembly, and a support assembly. The driving assembly is used for driving the optical element to move relative to the fixed portion in a first dimension. The optical element is movable relative to the fixed portion through the support assembly.

A variable aperture device and a camera module. The variable aperture device comprises at least one stator (20) and at least one mover (30), wherein the mover (30) is movably assembled on the stator (20); at least one driving assembly (40), which is used for driving the mover (30) to axially rotate or move linearly relative to the stator (20); and a plurality of adjustment assemblies (50), the adjustment assemblies (50) defining at least one light passage hole (500), the adjustment assemblies (50) being adjustably mounted to the stator (20) and the mover (30), and as the mover (30) moves relative to the stator (20), the relative positions of the adjustment assemblies (50) being driven to change, so as to define the size of the light passage hole (500); the stator (20) and the mover (30) are correspondingly provided with at least two sets of ball slots (240, 340), at least two balls (41) are separately assembled within the ball slots (240, 340), the inner wall surface of at least one ball slot (240, 340), extends at an angle relative to an optical axis L and abuts against at least one ball (41), and the inner wall surface of the remaining at least one ball slot (240, 340) extends in directions perpendicular to the optical axis and parallel to the optical axis L.

An optical member driving mechanism is provided. The optical member driving mechanism includes a first movable portion, a fixed portion, a first driving assembly, and a plurality of second guiding members. The first movable portion is configured to connect an optical member. The optical member is used for adjusting a direction of a light from an incident direction to an outgoing direction. The first movable portion can move relative to the fixed portion. The first driving assembly is configured to drive the first movable portion to move relative to the fixed portion. The second guiding members include a first ball, a second ball, and a third ball. The first ball, the second ball, and the third ball are disposed in a plane that is perpendicular to the incident direction.

Embodiments of the present disclosure disclose a camera device including a housing, a first lens assembly moving in an optical axis direction with respect to the housing, and a first driving unit configured to move the first lens assembly, wherein the first driving unit includes a first driving coil and a first driving magnet facing the first driving coil, the first driving coil includes a first sub-coil and a second sub-coil disposed to overlap each other in the optical axis direction, and a maximum moving distance of the first lens assembly in the optical axis direction is greater than a length of a hollow of the first sub-coil in a short axis direction and smaller than or equal to a length of the hollow of the first sub-coil in the optical axis direction.

An optical element driving mechanism is provided, including a first movable part, a fixed part, and a first driving assembly. The first movable part is connected to a first optical element. The first movable part is movable relative to the fixed part. The first driving assembly drives the first movable part to move relative to the fixed part

A sensor driving device according to an embodiment includes a fixed part; a first moving part disposed inside the fixed part and spaced apart from the fixed part; a second moving part disposed inside the first moving part and spaced apart from the first moving part, and including an image sensor; a first driving part that moves the first moving part relative to the fixed part; and a second driving part that moves the second moving part relative to the first moving part, wherein the first driving part is provided to move the first moving part based on a first driving force corresponding to a first driving method, and the second driving part is provided to move the second moving part based on a second driving force of a second driving method different from the first driving method.

A driving mechanism for moving an optical element is provided. The driving mechanism includes a fixed part, a movable part, and a driving assembly. The movable part is movably connected to the fixed part for holding the optical element. The driving assembly is configured for moving the optical element relative to the fixed part.

A driving mechanism for moving an optical clement is provided. The driving mechanism includes a fixed part, a movable part, and a driving assembly. The movable part is movably connected to the fixed part for holding the optical clement. The driving assembly is configured for moving the movable part relative to the fixed part.

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.

Disclosed, in an embodiment of the present invention, is a camera apparatus comprising: a housing; a first lens assembly and a second lens assembly moving in an optical axis direction on the basis of the housing; an optical drive unit including a first drive unit moving the first lens assembly and a second drive unit moving the second lens assembly; and a first hall sensor adjacent to the first drive unit and a second hall sensor adjacent to the second lens assembly, wherein at least a portion of the first hall sensor and the second hall sensor do not overlap each other in a direction perpendicular to the optical axis direction.

The embodiment disclosed herein is an actuator for reflectometer, the actuator comprising a carrier attached with a reflectometer and equipped with a first magnet; a middle guide to support the rotation of the carrier about a first direction; at least one first ball positioned between the carrier and the middle guide; a second magnet equipped to the middle guide; a pulling magnet equipped to the carrier and facing the second magnet; and a first coil to impart a driving force to the first magnet; wherein the pulling magnet comprises a counterpart magnetic pole having an opposite polarity to a facing magnetic pole of the second magnet, with the facing magnetic pole being positioned towards the pulling magnet.

Scanning Tele cameras (STCs) based on two optical path folding element (OPFE) field-of-view scanning and mobile devices including such STCs. A STC may comprise a first OPFE (O-OPFE) for folding a first optical path OP1 to a second optical path OP2, an O-OPFE actuator, a second OPFE (I-OPFE) for folding OP2 to a third optical path OP3, an I-OPFE actuator, a lens, a lens actuator and an image sensor, wherein the STC has a STC native field-of-view (n-FOVT), wherein the O-OPFE actuator is configured to rotate the O-OPFE around a first axis and the I-OPFE actuator rotates the I-OPFE around a second axis for scanning a scene with the n-FOVT, wherein the lens actuator is configured to move the lens for focusing along a third axis, and wherein the first axis is perpendicular to the second axis and parallel to the third axis.

A method for driving an optical lens system having a first and a second group of optical lenses movable along a linear path parallel to an optical axis by a first and second motor, respectively, and a drive unit, comprises reading (S2, S4) of a present position of the groups and communicating (S6) it to the drive unit. In the drive unit, a command representing a requested optical zoom degree and / or a requested focusing distance is received (S10). Requested positions of the groups, corresponding to the received command, are deduced (S20) by utilizing predetermined lens positioning data available in the drive unit. The predetermined lens positioning data represents positions of the groups causing different combinations of optical zoom degree and focusing distance. The motors are driven (S30, S32) to move the groups to the respective requested positions. The driving comprises applying (S31, S33) of voltage signals over electromechanical materials.

An optical member driving mechanism is provided. The optical member driving mechanism includes a first movable portion used for connecting an optical element, a fixed portion, a first driving assembly used for driving the first movable portion to rotate relative to the fixed portion, and a guiding assembly having a first intermediate element. The first movable portion is movable relative to the fixed portion. The guiding assembly is used for applying a first stabilized force to the first movable portion for making the first intermediate element be in contact with the first movable portion or the fixed portion. The first movable portion is rotatable relative to the fixed portion.

A driving mechanism for moving an optical element is provided. The driving mechanism includes a fixed part, a movable part, and a driving assembly. The movable part is movably connected to the fixed part for holding the optical element. The driving assembly is configured for moving the movable part relative to the fixed part.

An optical element driving mechanism is provided. The optical element driving mechanism includes a fixed portion, a first movable portion, and a second driving assembly. The first movable portion and the fixed portion are arranged in a main axis. The first movable portion is movable relative to the fixed portion. The second driving assembly is used for driving the first movable portion to move relative to the fixed portion. When viewed along the main axis, the first movable portion includes a frame, the frame is polygonal, and has a second concave portion at the corner.

A driving mechanism for moving an optical element is provided. The driving mechanism includes a fixed part, a movable part, and a driving assembly. The movable part is movably connected to the fixed part for holding the optical element. The driving assembly is configured for moving the movable part relative to the fixed part.

An optical element driving mechanism is provided. The optical element driving mechanism includes a fixed portion, a movable portion, a driving assembly, and a first weighting element. The movable portion is arranged with the fixed portion in a main axis, and the movable portion is movable relative to the fixed portion. The driving assembly is used for driving the movable portion to move relative to the fixed portion. The first weighting element is disposed on the driving assembly for stabilizing the driving assembly.

An optical system is provided. The optical system includes a fixed portion and a first optical assembly. The first optical assembly includes a first movable portion used for holding a first optical element, and a first driving assembly used for driving the first movable portion to move relative to the fixed portion. The fixed portion includes a first frame used for holding a second optical element, the first movable portion is movable relative to the fixed portion, and an image is projected to the second optical element.

The invention discloses a driving device and a camera module, and the driving device comprises a fixed part; the anti-shake frame is movably connected to the fixing part; the focusing carrier is movably connected to the anti-shake frame; a magnet part which is arranged on the anti-shake frame; the focusing coil part is arranged on the focusing carrier and is opposite to the magnet part; the anti-shake coil part is arranged on the fixing part and is opposite to the magnet part; and a focus position sensing portion including a focus position sensing element provided in one of the focus carrier and the anti-shake frame and a focus position sensing magnet provided in the other of the focus carrier and the anti-shake frame, the focus position sensing element being provided in the focus carrier and the anti-shake frame, and the focus position sensing magnet being provided in the other of the focus carrier and the anti-shake frame. And the focusing position sensing element and the focusing position sensing magnet are oppositely arranged along the height direction.

An optical element driving mechanism is provided. The optical element driving mechanism includes a fixed portion, a movable portion and a first driving component. The movable portion is connected to an optical element having an optical axis. The movable portion is movable relative to the fixed portion. The first driving component is configured to drive the movable portion to move relative to the fixed portion.

A driving mechanism for moving an optical element is provided, including a fixed part, a movable part, movably connected to the fixed part, a positioning structure, and a driving assembly. The optical element is disposed on the movable part, and the positioning structure is formed on the fixed part to restrict the movable part in a specific position relative to the fixed part. The driving assembly is configured to drive the movable part to move relative to the fixed part.

A driving mechanism for moving an optical clement is provided. The driving mechanism includes a fixed part, a movable part, and a driving assembly. The movable part is movably connected to the fixed part for holding the optical clement. The driving assembly is configured for moving the movable part relative to the fixed part.

A driving mechanism for moving an optical element is provided. The driving mechanism includes a fixed part, a movable part, and a driving assembly. The movable part is movably connected to the fixed part for holding the optical element. The driving assembly is configured for moving the movable part relative to the fixed part.

A driving mechanism for moving an optical element is provided, including a fixed part, a movable part, a driving assembly, and a first guiding member connected between the fixed part and the movable part. The optical element is disposed on the movable part, and the driving assembly drives the movable part to move relative to the fixed part. The first guiding member is configured for guiding the movable part to move relative to the fixed part.

The invention discloses a focus-adjustable imaging assembly, and relates to the technical field of optical devices. Comprising a focusing assembly, a zooming assembly and a fixing assembly. A focusing motor drives a focusing cam to rotate through a first gear, so that a first curve guide groove drives a focusing guide nail to slide in a guide groove formed in a guide cylinder in a chiseled mode, a focusing lens set is driven to move in the guide cylinder in the axial direction, and focusing of the focus-adjustable imaging assembly is achieved. The zoom motor drives the zoom cam to rotate through the second gear, so that the second curve guide groove drives the zoom guide nail to slide in a guide groove formed in the guide cylinder in a chiseled mode, the zoom lens set is driven to move in the guide cylinder in the axial direction, and zoom of the focus-adjustable imaging assembly is achieved. The zooming cam and the focusing cam are respectively driven by the zooming motor and the focusing motor, and the zooming displacement control and the focusing displacement control are mutually independent and accurate.