Abstract: A driving mechanism is provided, including a fixed part, a movable part for holding an optical element, and a driving assembly. The movable part is movable relative to the fixed part and has a first resonance frequency with respect to the fixed part. The driving assembly is configured to drive the movable part to rotate back and forth within a range relative to the fixed part.

Abstract: A control method of a driving mechanism is provided, including: the driving mechanism provides a first electrical signal from a control assembly to the driving mechanism to move the movable portion into an initial position relative to the fixed portion, wherein the control assembly includes a control unit and a position sensing unit; the status signal of an inertia sensing unit is read; the control unit sends the status signal to the control unit to calculate a target position; the control unit provides a second electrical signal to the driving assembly according to the target position for driving the driving assembly; a position signal is sent from the position sensing unit to the control unit; the control unit provides a third electric signal to the driving assembly to drive the driving assembly according the position signal.

Abstract: An optical element driving mechanism is provided, including a fixed portion, a movable portion, and a driving assembly. The movable portion is movably connected to the fixed portion and includes a holder to hold an optical element having a main axis. The driving assembly is disposed on the movable portion or the fixed portion for driving the movable portion to move relative to the fixed portion.

Abstract: A driving mechanism is provided, including a fixed part, a movable part for holding an optical element, a driving assembly, and a positioning structure. The movable part is connected to the fixed part. The driving assembly is configured to drive the movable part to move relative to the fixed part. The positioning structure is formed on the movable part or the fixed part for positioning the optical element or at least one part of the driving assembly.

Abstract: An optical system is provided and includes a fixed assembly, a movable element, a movable assembly, a driving module and a stopping assembly. The fixed assembly defines a main axis. The movable element is movable relative to the fixed assembly and is connected to a first optical element. The movable assembly is connected to the movable element. The driving module is configured to drive the movable assembly so as to drive the movable element to move relative to the fixed assembly. The stopping assembly is configured to limit the range of motion of the movable element.

Abstract: An optical system is provided and includes a fixed assembly, a movable element and a driving module. The fixed assembly has a main axis. The movable element is movable relative to the fixed assembly and coupled to a first optical element. The driving module is configured to drive the movable element to move relative to the fixed assembly. The driving module includes a first driving assembly and a second driving assembly, and the first driving assembly and the second driving assembly are individually operable.

Abstract: An optical member driving mechanism is provided, including a movable portion, a fixed portion, a driving assembly, a light emitter, and a light receiver. The driving assembly is configured to drive the movable portion to move relative to the fixed portion. The light emitter emits light toward an object, and the light receiver receives the light reflected by the object.

Abstract: An optical system is provided and includes a fixed assembly, a movable element and a driving module. The fixed assembly has a main axis. The movable element is movable relative to the fixed assembly and has a surface facing a first optical element. The driving module is configured to drive the movable element to move relative to the fixed assembly.

Abstract: A modeling system is provided, including a light-emitting source, a chromatic aberration member, and a receiving module. The light-emitting source can emit a mixed light, including a main light having a first wavelength and a sub-light having a second wavelength. The main light and the sub-light are emitted along an emission path and toward an object, and they are reflected by the object after reaching it. The chromatic aberration member is disposed on the emission path. The receiving module includes a main body, a receiving member, a space filtering member, and a first driving assembly. The receiving member is disposed on the main body. After being reflected, the main light and the sub-light move along a reflecting path and reach the receiving member. The space filtering member is disposed on the reflecting path. The first driving assembly can drive the space filtering member to move.

Abstract: An optical system is provided, including a light source, a light shape adjusting element, a light guiding module, and a driving assembly. The light source emits a light beam in a first direction, and the light shape adjusting element changes a cross-section of the light beam from a first shape to a second shape. The light guiding module includes a base and a light guiding element connected to the base for changing the propagation direction of the light beam from the first direction to a second direction. The driving assembly drives the light guiding element to move relative to the base.

Abstract: A camera system is provided and includes a lens module, a photosensitive module and a fixed frame. The lens module includes a first lens and a lens barrel. The lens barrel is for accommodating the first lens. The photosensitive module includes a photosensitive element and a base. The photosensitive element corresponds to the lens module, and the photosensitive element is disposed on the base. The lens module and the photosensitive module are disposed on the fixed frame, and the lens barrel is made of a material with a thermal expansion coefficient less than 50 (10?6/K @ 20° C.).

Abstract: This disclosure relates to a method for realizing obstacle avoidance functionality of a flying device. The method includes: providing a flying device without obstacle avoidance functionality, wherein the flying device includes a flying body and a remote controller; the flying body includes a wireless receiving module, a flying controlling module and an actuator; and second, installing a sensor and a micro controlling module; the wireless receiving module only send a first flying order that is from the remote controller, to the micro controlling module; the sensor only send an obstacle information to the micro controlling module; and the micro controlling module calculates the first flying order and the obstacle information to obtain a second flying order, and sends the second flying order to the flying controlling module; and the flying controlling module controls the flying body to fly according to the second flying order.

Abstract: An electronic device for creating a three-dimensional image includes a number of image capturing units, an outline detecting unit, a coordinate determining unit, and an image synthesizing unit. Each image capturing unit captures an object located in one corresponding direction of a three-dimensional scene with different focal length and then captures a number of images of the object in each direction. The outline detecting unit detects an outline of the object in each captured image. The coordinate determining unit determines three-dimensional coordinates of each point on the detected outline. The image synthesizing unit synthesizes the detected outlines of objects from the captured images captured in the same direction together according to the three-dimensional coordinates of the outlines, creates a three-dimensional image along each direction with the corresponding synthesized outlines, and stitches the three-dimensional images of different directions together to obtain a combined image.

Abstract: An electronic device for creating a three-dimensional image includes a number of image capturing units, an outline detecting unit, a coordinate determining unit, and an image synthesizing unit. Each image capturing unit captures an object located in one corresponding direction of a three-dimensional scene with different focal length and then captures a number of images of the object in each direction. The outline detecting unit detects an outline of the object in each captured image. The coordinate determining unit determines three-dimensional coordinates of each point on the detected outline. The image synthesizing unit synthesizes the detected outlines of objects from the captured images captured in the same direction together according to the three-dimensional coordinates of the outlines, creates a three-dimensional image along each direction with the corresponding synthesized outlines, and stitches the three-dimensional images of different directions together to obtain a combined image.

Abstract: A voice coil motor housing includes a top wall having an opening and four sidewalls extending from the top wall. The four sidewalls and the top wall cooperatively form a rectangular chamber opened at one end. Each of the sidewalls includes a top portion and a bottom portion. The top portions of the four sidewalls are connected to one another and forming a substantially gapless seam between each two adjacent sidewalls at the top portions. At least one slot is defined in the bottom portions of the sidewalls, the at least one slot is perpendicular to the top wall, and the slot is arranged adjacent to the corresponding gapless seam. At least one snap is arranged on the sidewalls at the corresponding bottom portion thereof, and the at least one snap protrudes inwardly of the chamber.

Abstract: The present disclosure relates to a device for measuring a static tilt angle of a voice coil motor. The voice coil motor includes a movable part for coupling to a lens barrel. The device includes a laser transmitter and receiver, a fixture opposite to a surface of the laser transmitter and receiver, a reflective component on the movable part, and a processor electrically connected to the laser transmitter and receiver.

Abstract: A voice coil motor housing includes a top wall having an opening and four sidewalls extending from the top wall. The four sidewalls and the top wall cooperatively form a rectangular chamber opened at one end. Each of the sidewalls includes a top portion and a bottom portion. The top portions of the four sidewalls are connected to one another and forming a substantially gapless seam between each two adjacent sidewalls at the top portions. At least one slot is defined in the bottom portions of the sidewalls, the at least one slot is perpendicular to the top wall, and the slot is arranged adjacent to the corresponding gapless seam. At least one snap is arranged on the sidewalls at the corresponding bottom portion thereof, and the at least one snap protrudes inwardly of the chamber.

Abstract: The present disclosure relates to a device for measuring a static tilt angle of a voice coil motor. The voice coil motor includes a movable part for coupling to a lens barrel. The device includes a laser transmitter and receiver, a fixture opposite to a surface of the laser transmitter and receiver, a reflective component on the movable part, and a processor electrically connected to the laser transmitter and receiver.

Abstract: A voice coil motor includes a stationary frame defining a first receiving space, a cover, and a base defining a second receiving space. The stationary frame includes a top surface and an opposite bottom surface. The top surface defines at least two first recesses. A first blocking portion is formed between each first recess and the first receiving space. At least two first protruding portions extend from the bottom surface. The cover is mounted to the top surface and includes a first surface facing the top surface. At least two second protruding portions extend from the first surface corresponding to the first recesses. The base supports the bottom surface and includes a second surface facing the bottom surface. The second surface defines at least two second recesses corresponding to the first protruding portions. A second blocking portion is formed between each second recess and the second receiving space.

Abstract: A voice coil motor includes a stationary frame defining a first receiving space, a cover, and a base defining a second receiving space. The stationary frame includes a top surface and an opposite bottom surface. The top surface defines at least two first recesses. A first blocking portion is formed between each first recess and the first receiving space. At least two first protruding portions extend from the bottom surface. The cover is mounted to the top surface and includes a first surface facing the top surface. At least two second protruding portions extend from the first surface corresponding to the first recesses. The base supports the bottom surface and includes a second surface facing the bottom surface. The second surface defines at least two second recesses corresponding to the first protruding portions. A second blocking portion is formed between each second recess and the second receiving space.