Abstract: An imaging apparatus is an imaging apparatus including a camera shake correction function for correcting image blur in a captured image. The imaging apparatus includes a shake detector for detecting shaking of the imaging apparatus, a correction lens for correcting the image blur in the captured image, a lens driver for moving the correction lens on a plane perpendicular to an optical axis, an operating unit for receiving an instruction from a user, and a controller for generating a drive signal for the lens driver based on an output of the shake detector. The controller changes the drive signal according to a setting regarding an amplitude of shaking that is a target of camera shake correction and a setting regarding a frequency of the shaking that is the target of camera shake correction. Also, the controller changes the setting regarding the amplitude and the setting regarding the frequency based on an instruction from the user.

Abstract: An image capturing unit is provided, including a base, a frame movably connected to the base, a lens holder movably disposed in the frame for receiving a lens, a first magnet, a first coil, a second magnet, and a second coil. When a current is applied to the first coil, a magnetic force is generated between the first magnet and the first coil to move the frame and the lens holder relative to the base. When a current is applied to the second coil, a magnetic force is generated between the second magnet and the second coil to move the lens holder relative to the frame.

Abstract: A miniature lens driving apparatus includes an optical image stabilization mechanism having a lens holder for holding therein a lens which defines an optical axis, an autofocus mechanism having an autofocus moving platform, and a plurality of wires adapted to couple the lens holder with the autofocus moving platform. The optical image stabilization mechanism is capable of moving the lens holder along a direction substantially perpendicular to the optical axis, and the autofocus mechanism is capable of moving the autofocus moving platform along the optical axis.

Abstract: The present invention includes a fixed unit having a perforated hole formed therein, a movable unit including at least one lens, the movable unit configured to linearly move in the perforated hole of the fixed unit, a movable coil disposed on a surface of the movable unit, and a fixed coil disposed on a surface of the fixed unit, the fixed coil configured to receive from the movable coil an induced current or voltage according to a distance from the movable coil, wherein the movable coil receives a current or a voltage via a first wiring and a second wiring for moving the movable unit, and wherein the fixed coil outputs a current or a voltage via a third wiring and a fourth wiring based on the received induced current or voltage from the movable coil.

Abstract: There is provided a system for calibrating a camera including: a memory storing centering calibration data reflecting a deviation of an optical axis of a lens; and an image signal processor determining an image recognition region of an image sensor based on the centering calibration data to process an image signal input from the image sensor.

Abstract: Systems and methods for optical image stabilization of thin cameras are disclosed. An image stabilization system for a camera system includes a stabilization platform configured to support a camera system, a camera housing, a fulcrum rotationally and pivotally connecting the stabilization platform to the camera housing, the fulcrum configured such that the stabilization platform can tilt and rotate relative to the camera housing in at least one of the pitch, roll, and yaw directions, at least one gyroscope rigidly connected to the stabilization platform, and at least one actuator coupled to the stabilization platform and configured to cause tilting or rotation of the stabilization platform in at least one of the pitch, roll, and yaw directions.

Abstract: A lens drive apparatus that displaces a lens holder in a direction of an optical axis and a direction orthogonal to the optical axis comprises: an assembly that is formed by assembling the lens holder together with a magnet disposed around the lens holder; a coil that is disposed at a position facing the magnet in a housing that houses the assembly and displaces the assembly in the direction orthogonal to the optical axis in collaboration with the magnet; and a base that serves as a bottom of the housing, and has an aperture having a size greater than a displacement range of the optical axis resulting from displacement of the assembly in the direction orthogonal to the optical axis.

Abstract: Various embodiments are generally directed to techniques for using MSM actuators to minimize the consumption of electric power and/or the quantity of components in implementing OIS in an image capture device. An apparatus may include a camera pivotally mounted within an endpiece of a casing, the camera including an image capture element to capture an image of an object along a line of sight of the image capture element; an actuator of elongate shape coupled to the camera to exert a mechanical force to pivot the camera about an axis, the elongate shape of the actuator extending into a relatively thin and elongate portion of the casing that is coupled to and extends from the endpiece; and a countering movement component to operate the actuator to pivot the camera about the axis in a countering movement to provide OIS to the camera. Other embodiments are described and claimed.

Abstract: An imaging apparatus includes a camera shake correction unit which uses a coil and a magnet to move a movable portion including an image pickup device relative to a fixed portion. A position detection section detects the position of the movable portion. A setting section sets a resolving power of the detection of the position by the position detection section to a first or second resolving power which is a resolving power higher than the first resolving power and at which an amount of deviation from a target position is less than or equal to a pixel shift amount. A drive control section performs pixel shifts to move the movable portion with the second resolving power set by the setting section. A photography control section causes the image pickup device to perform exposures by timing of the pixel shifting and which composes images obtained by the exposures.

Abstract: A lens drive apparatus that displaces a lens holder in a direction of an optical axis and a direction orthogonal to the optical axis comprises a drive section that displaces an assembly, which is formed by assembling a lens holder displaceable in the direction of the optical axis together with a magnet disposed around the lens holder, in the direction orthogonal to the optical axis by the magnet and a coil disposed at a position facing the magnet in collaboration with each other; a base that serves as a bottom of a housing that houses the assembly; and a Hall device that is provided to the base and detects a position of the magnet in the direction orthogonal to the optical axis.

Abstract: A lens drive apparatus that displaces a lens holder in a direction of an optical axis and a direction orthogonal to the optical axis comprises: a drive section that displaces an assembly, which is formed by assembling a lens holder displaceable in the direction of the optical axis together with a magnet disposed around the lens holder, in the direction orthogonal to the optical axis by the magnet and a coil disposed at a position facing the magnet in collaboration with each other; and a base that has an aperture having a size greater than a displacement range of the optical axis resulting from displacement of the assembly in the direction orthogonal to the optical axis.

Abstract: Some embodiments include an electrically conductive capacitor plate mounted to a chassis supporting an actuator using one or more suspension wires. In some embodiments, the first electrically conductive capacitor plate is electrically connected with an electrically conductive coil of the actuator. Some embodiments include the electrically conductive coil. In some embodiments, a capacitance between the first electrically conductive capacitor plate and the electrically conductive coil varies as function of the position of the electrically conductive coil relative to the first electrically conductive capacitor plate.

Abstract: Provided is an interchangeable lens digital camera that is capable of correcting a rolling shutter distortion in a live view image without delay in displaying the image. At the start of live view imaging, a lens controller in an interchangeable lens controls a shake detection sensor to detect the direction and amount of a shake, and produces deviation information on the basis of shake detection signals from the shake detection sensor, the deviation information indicating fluctuation in direction and amount of the shake for one frame of the live view image in the form of a parameter. The deviation information is transmitted to a body controller of a camera body through a serial communication unit, to correct the rolling shutter distortion on the basis of the deviation information.

Abstract: Source image data is subjected to a logarithmic process (gamma correction process) (S11), and the luminance distribution of source image data is acquired (S12). Then, it is determined whether or not the luminance distribution of source image data corresponds to “a high luminance scene (highlight scene) biased toward a high luminance side” based on a characteristic of a luminance value equal to or greater than a first threshold value in the luminance distribution of source image data (S13). According to the determination result (Y/N of S13), a restoration process based on a point spread function of an optical system is controlled (S14, S15). A restoration filter which is used in the restoration process has a filter coefficient corresponding to image data before the logarithmic process.

Abstract: An angular velocity sensor detects a shake of an image pickup apparatus and a signal divide unit divides a shake detection signal to output it to each of a first drive amount calculating unit and a second drive amount calculating unit. A first drive amount and a second drive amount are calculated based on the divided shake detection signal to drive each of a first correction lens and a second correction lens. An aberration determination unit changes a limiter used in a drive amount limiting unit based on the first drive amount and the second drive amount so as not to increase the eccentric aberration of an imaging optical system generated by the movement of the two correction lenses. The drive amount limiting unit limits the drive amount based on the limiter set according to the result of the determination for the aberration to correct the image shake while suppressing the eccentric aberration.

Abstract: An image processing apparatus comprises a detection unit configured to detect a main subject from an image captured by an image sensor that captures a subject image, a position detection unit configured to detect a position, on a screen, of the main subject, and a correction unit configured to correct, based on the position of the main subject detected by the detection unit, at least one of a blur and a distortion of an image of a subject other than the main subject, the blur and the distortion occurring due to correction of a blur of an image of the main subject performed by an optical image stabilization unit configured to optically correct a blur, on the screen, of the image of the main subject.

Abstract: An imaging module, an electronic device, and an imaging-module manufacturing method capable of relatively easily adjusting a relative position between an imaging element unit and a lens unit with high accuracy are provided. An imaging module 1 includes an imaging element unit 3, a lens unit 2 which includes a lens group 10, a first image-blur correction driving unit 30x, a second image-blur correction driving unit 30y, a focus driving unit 30z, and a connection portion 41 which is electrically connected to a circuit of the imaging element unit by a conductive joining material, and a flexible wiring portion 12 which includes a wiring group which connects the circuit of the imaging element unit to at least one driving unit among the first image-blur correction driving unit, the second image-blur correction driving unit, and the focus driving unit, and extends between the imaging element unit and the lens unit.

Abstract: The present disclosure provides an image capturing apparatus for operatively capturing images of an object. The apparatus includes an image capturing module, a shutter, an aperture, setting module, a control module, and a storage module. The setting module determines a threshold value of the image capturing apparatus based on an aperture setting value of the aperture and a shutter setting value of the shutter. The control module drives an accelerometer to detect at least one acceleration value of the image capturing apparatus in a predefined detection period that is initiated when the image capturing apparatus executes an image capturing operation. When an acceleration value detected is determined to be smaller than the threshold value, the control module causes the image capturing module to capture an image of the object.

Abstract: A lens drive apparatus that displaces a lens holder in a direction of an optical axis and a direction orthogonal to the optical axis comprises: an assembly that is formed by assembling the lens holder together with a magnet disposed around the lens holder; a housing that has a base and a cover that are configured to house the assembly; a coil that is disposed at a position facing the magnet in the housing and displaces the assembly in the direction orthogonal to the optical axis in collaboration with the magnet; and a Hall device that is provided to the base and detects a position of the magnet in the direction orthogonal to the optical axis.

Abstract: Disclosed is a device for rapidly and comprehensively inspecting a lens actuator, the device comprising a bracket (4) for fixing the lens actuator, a cone-shaped body (2) and a camera (1), wherein the outer surface of the cone-shaped body (2) is a mirror surface, the cone-shaped body (2) is mounted on the top of the bracket (4), and the camera (1) is hung above the cone-shaped body (2). Further disclosed is a system employing the above-mentioned device for rapidly and comprehensively inspecting a lens actuator, and a method for inspecting a lens actuator by using the above-mentioned device. A rapid inspection can be realized so as to facilitate quality inspection and control in mass production, and a comprehensive inspection also can be realized, the inspection items including lens stroke, magnitude of inclination and the similar items under different control conditions.

Abstract: An image blur correction apparatus includes a vibration detection unit configured to detect vibration information of the image blur correction apparatus to output a vibration signal, a signal separation unit configured to separate the vibration signal into a first vibration signal and a second vibration signal, a first sensitivity correction unit configured to correct an amplitude of the first vibration signal, a second sensitivity correction unit configured to correct an amplitude of the second vibration signal, a first drive unit configured to drive the first optical correction unit based on an output signal from the first sensitivity correction unit, and a second drive unit configured to drive the second optical correction unit based on an output signal from the second sensitivity correction unit.

Abstract: A VCM (voice coil motor) is disclosed, the VCM comprising: a bobbin formed with a support unit protruded from a periphery of a body at a bottom portion of the body, and a recess unit partially removed at the support unit; and a coil block supported by the support unit and including a plurality of coil layers wound at a periphery of the bobbin, wherein first and second distal ends of the coil block pass through the recess unit.

Abstract: There is provided a camera module including a plurality of ball bearings to support the driving of a lens barrel at the time of compensating for unintended camera movement due to disturbance such as hand shake. The lens barrel may be driven in first and second directions, independently, by one driving force exerted in the first direction perpendicular to an optical axis and by another driving force exerted in the second direction perpendicular to both the optical axis and the first direction, thereby preventing driving displacement from being generated at the time of compensating for unwanted motion such as hand shake while securing reliability against external impact, and having reduced power consumption at the time of compensating for the disturbance.

Abstract: A camera system includes a lens having a first shake correction unit for correcting shaking on the basis of the amount of shaking which is detected by a first shake amount detector and from which a first reference value corresponding to an output value of the first shake amount detector kept in a stationary state is subtracted, and a body having a second shake correction unit for correcting shaking on the basis of the amount of shaking which is detected by a second shake amount detector and from which a second reference value corresponding to an output value of the second shake correction unit in a stationary state is subtracted. The camera system corrects a first reference value or a second reference value.

Abstract: An image shake correcting device includes a shake detecting unit configured to detect a shake of an image pickup apparatus; a first optical correcting unit and a second optical correcting unit configured to correct optically an image shake by using a shake signal output from the shake detecting unit; a first position detecting unit configured to detect a position of the first optical correcting unit and output a first position detection signal; and a calculating unit configured to calculate a target position signal for controlling the first optical correcting unit based on the shake signal. The calculating unit calculates a target position signal for controlling the second optical correcting unit by using the signal that is obtained by subtracting the first position detection signal for detecting the position of the first optical correcting unit controlled by the target position signal from the target position signal.

Abstract: The invention provides an imaging module having second connecting portions capable of reliably performing probing and can maintain a small installation space, and an electronic apparatus including the imaging module. A lens unit includes at least one drive unit, a housing, a first connecting portion that is electrically connected to an imaging element unit, a first wiring portion that electrically connects the drive unit to the first connecting portion, a plurality of second connecting portions that are disposed outside the housing, and a second wiring portion that electrically connects the second connecting portions to the drive unit. The second wiring portion includes wires that are electrically connected to the drive unit to which the first wiring portion is connected, and at least a part of the second wiring portion extends to the outside of the housing in a direction in which an element wiring portion extends from the support portion.

Abstract: An image stabilization unit includes a lens holder that holds a correction lens and is relatively movably provided with respect to a base member, first and second drive devices or a drive device group that drive the lens holder, and three supports that support the lens holder relative to the base member.

Abstract: A zoom lens is described. The zoom lens includes, in an order from an object side: a first lens group that comprises at least two negative lenses and a single positive lens, the first lens group having a negative refractive power; a second lens group that comprises a plurality of lenses, at least one correction lens of the second lens group being movable in a surface that crosses an optical axis to perform image-shaking correction, the second lens group having a positive refractive power; a third lens group that comprises a single negative lens, the third lens group having a negative refractive power; and a fourth lens group having a positive refractive power.

Abstract: A position detection device includes a detection portion and a magnetism generation portion. The detection portion includes a first magnetism detection element and a second magnetism detection element. The first magnetism detection element and the second magnetism detection element are disposed on a plane. The magnetism generation portion is disposed at a position opposite the detection portion. The magnetism generation portion includes mutually opposing magnetic fluxes with respect to the detection portion by performing bipolar magnetization on a face opposite the plane where the first magnetism detection element and the second magnetism detection element are disposed.

Abstract: An imaging device includes: an optical system which obtains an optical image of a photographic subject; an image sensor which converts the optical image to an electric signal; a digital signal processor which produces image data based on the electric signal; a display section which displays a photographic subject image expressed by the image data; and an operating section which performs a necessary setting regarding imaging, the digital signal processor including: an autofocus operation section which performs an autofocus operation based on data of an autofocus area set in the photographic subject image; a main area setting section which sets a main area in the photographic subject image; and a blurring operation section which performs a blurring operation on an area other than the main area in the photographic subject image, wherein the autofocus area is set automatically to overlap with at least a part of the main area.

Abstract: A camera system includes an interchangeable lens including an image-pickup optical system, a camera body including an image sensor, and an adapter attached between the interchangeable lens and the camera body. The adapter includes a lens side mount to which the interchangeable lens is detachably attached, a camera side mount detachably attached to the camera body, and a tilt-shift unit configured to provide at least one of a tilt operation and a shift operation. A flange focal length of the interchangeable lens is longer than a flange focal length of the camera body. A length of the adapter from the lens side mount to the camera side mount in an optical axis direction is equal to or smaller than a difference between the flange focal length of the interchangeable lens and the flange focal length of the camera body.

Abstract: The invention disclosed herein provides a small-format image-shake correction apparatus and an imaging apparatus incorporating the same.

Abstract: Disclosed is a camera module. The camera module according to one embodiment includes a lens barrel disposed in a housing to receive a lens; a driving unit moving the lens barrel relative to the housing; and a circuit board electrically connected to the driving unit. The driving unit includes a first driving unit in the lens barrel; and a second driving unit in the housing. A portion of the second driving unit directly makes contact with the circuit board.

Abstract: An image stabilizer includes a correction lens module including a correction lens and a correction lens supporting plate to which the correction lens is coupled, a plurality of drivers configured to move the correction lens module in a direction perpendicular an optical axis, each driver including a magnet member fixed to the correction lens supporting plate and a coil configured to react to the magnet member, and a plurality of location restoration units disposed to face the plurality of drivers, configured to restore the correction module to an initial location, and including magnetic bodies. The magnet member may include a first magnet, a second magnet, and a third magnet coupled in one body.

Abstract: A lens drive device may include a first holding body, a second holding body, a fixed body which holds the second holding body, a first drive mechanism to drive the first holding body, a second drive mechanism to drive the second holding body, a third drive mechanism structured to drive the second holding body in a different direction than the second drive mechanism, an elastic member having a fixed part which is fixed to the second holding body and a deformable part, and plural wires in a substantially straight line shape with one end side fixed to the deformable part and the other end side fixed to the fixed body.

Abstract: A system for optimized image stabilization, wherein a focus lock of a camera unit having an image stabilizer is detected and in response to this detection, the image stabilization is suspended. A target position for the image stabilizer is determined and the image stabilizer is driven to the target position. In response to a detected shutter release, the image stabilization is continued.

Abstract: Embodiments of the invention include a camera lens optical image stabilization suspension assembly having a support member, a moving member movably coupled to the support member, and shape metal alloy wires coupled between the support and moving members. The moving member includes flexure arms that have integrated conductive traces.

Abstract: This imaging device comprises: a storage unit that sequentially stores a plurality of frame images based on an imaging signal from an imaging sensor for capturing images of a subject light and also stores a still image corresponding to any of the plurality of frame images; a movie image generation unit that generates slow-motion movie images to be played back at a second frame rate lower than a first frame rate indicative of the number of frame images stored in the storage unit in a unit of time, on the basis of the plurality of frame images stored in the storage unit; and an image stabilization amount calculation unit that uses, as a reference, the frame image corresponding to the still image from among the plurality of frame images, to calculate an image stabilization amount for the slow-motion movie images.

Abstract: A method and an article of manufacture are disclosed configured to allow viewing of scenes not directly in the field of view of the viewer. In various embodiments, a helmet is equipped with a video camera, facing in a direction other than the direction of view of the user of the helmet, and a display visible to the user to display the images captured by the video camera. The helmet may be used while riding a bicycle, a motorcycle, a horse, while walking, and the like. In some embodiments, the video camera transmits data wirelessly and the direction of its view is adjustable. In some embodiments, a storage device is integrated in the helmet to allow recording of the images and sounds captured by the video camera for future download to another recording medium or a computing device.

Abstract: The present disclosure relates to an optical adjusting apparatus having an optical adjusting lens for image stabilization and auto focusing, which includes a lens holder that supports the optical adjusting lens; at least one image stabilization VCM actuator unit that moves the lens holder perpendicular to an optical axis of the optical adjusting lens, the image stabilization VCM actuator unit including a magnet with a neutral zone parallel to the optical axis; and an auto focusing VCM actuator unit that moves the lens holder in an optical axis direction, the auto focusing VCM actuator unit including a magnet with a neutral zone orthogonal to the optical axis.

Abstract: An imaging apparatus includes an imaging unit configured to capture an object image, a rotation unit configured to rotate the imaging unit in a predetermined direction, and a first transmission unit configured to transmit, to an external apparatus, acceleration information indicating whether an acceleration at which the rotation unit rotates the imaging unit is able to be designated.

Abstract: An exemplary embodiment of the present invention may include a first board mounted with an image sensor, a first holder coupled to an upper surface of the first board, a second holder arranged at an upper surface of the first holder and mounted at a periphery with a plurality of magnets, a first elastic member supporting the second holder, and a ball guide unit interposed between the first holder and the second holder.

Abstract: An electronic apparatus that reduces fixed pattern noise by performing dark current subtraction is described. The electronic apparatus includes: an image sensor; a photographing control unit that photographs a plurality of images; a vibration reduction control unit that performs control to shift a coordinate position of a photographing region in which a subject image is formed by a predetermined pixel count within a photographable region of the image sensor whenever each of a plurality of images is photographed; a coordinate transformation unit that performs coordinate transformation such that a coordinate position of a plurality of photographed images matches a coordinate position of any photographed image; and an image combining unit that combines a plurality of coordinate-transformed photographed images.

Abstract: A vertical wire absorbing structure of a compact camera module is disclosed. The vertical wire absorbing structure of a compact camera module absorbs an impact applied to a wire spring for coupling a lens holder and a spacer when a lens holder for, when a camera is severely shaken or a lens holder for correcting the shaking or automatically adjusting a focus of the camera is moved, correcting the shaking or automatically adjusting a focus of a lens due to an absorber disposed on or under a spacer.

Abstract: A driving circuit for controlling a driving current is provided. A D/A converter has a precision of N bits and outputs a control signal for a driving current to a current driver. A logic unit receives input control data of M bits (M>N) and outputs intermediate control data of N bits to the D/A converter. A data extraction unit divides the input control data into a first data having N bits from the MSB and a second data having (M?N) bits from the LSB. A counter accumulatively adds the second data to generate a count. A carry detection unit asserts a carry signal when a carry at the MSB of the count is generated by the counter. An output control unit 66 converts the intermediate control data into the first data or a third data, in which 1 LSB is added to the first data, according to the carry signal.

Abstract: An imaging apparatus includes a front lens group having a front lens element and a reflector; a rear lens group, the imaging apparatus performing an image-stabilizing operation by driving the front lens element; a support member supporting the reflector; a support mechanism which supports the movable frame to spherically swing about a spherical-swinging center, positioned on an extension of the optical axis of the front lens element extending behind an underside of a reflection surface of the reflector; and a rotation preventer which prevents rotation of the movable frame about the optical axis of the front lens element while allowing the movable frame to spherically swing about the spherical-swinging center. The rotation preventer includes a projection and a projection insertion portion provided on the movable frame and the support member, respectively, or vice versa, and are engaged with each other.

Abstract: An optical device with an imaging device for forming an image of a subject with a lens device, including a lens unit, a movable member making the lens unit movable within a plane orthogonal to the optical axis of the lens unit, an image pickup device imaging the subject image formed by the lens device, a fixed member limiting the movement of the movable member in the optical axis direction, at least three balls rolling between the movable and fixed member, a vibration detecting unit, and a pitch and yaw direction drive units for driving the movable member in the pitch and yaw directions within the optical axis orthogonal plane, respectively. The pitch and yaw direction drive units press the movable member toward the fixed member side by means of magnetic pressing forces caused by magnetic attractive action between drive magnets and yokes.

Abstract: An imaging apparatus and a detecting apparatus are provided. The imaging apparatus includes the following elements: an imaging part for imaging the light condensed by an optical system and for generating image data; a first sensor for detecting a first angular velocity, i.e. an angular velocity around a first axis, which is substantially parallel to the optical axis of the optical system; a second sensor for detecting a second angular velocity, i.e. an angular velocity around a second axis, which is substantially perpendicular to a horizontal plane when the apparatus is placed on the horizontal plane; a third sensor for detecting an angle of rotation around a third axis, which is substantially perpendicular to the plane formed by the first axis and the second axis; and a processor for processing information about the first angular velocity, based on information about the second angular velocity and information about the angle.

Abstract: Approaches to enable a computing device, such as a phone or tablet computer, to apply electronic image stabilization (EIS) and optical image stabilization (OIS) across their respective ranges of effectiveness. The computing device may include a gyroscope that produces data about the orientation or movement of the device and a filter that filters the orientation data and conveys the filtered data to either the OIS system or the EIS system, depending on the amplitude of the excursion. The filter conveys excursions of a first range of amplitude to be corrected by the OIS system and conveys excursions of a second range of amplitude (the portion that is uncorrected by the OIS) to be corrected by the EIS system.

Abstract: A correction optical apparatus configured to correct an image blur includes a rotating member rotatably supported, a sliding member movable in a first direction, a movable member configured to be movable in a second direction and support a correction lens, a first driving unit provided between the rotating member and the sliding member, and a second driving unit provided between the sliding member and the movable member. The image blur is corrected by driving of the first and second driving units. When the image blur correction is not to be performed, a regulating member provided on the rotating member is made to engage with an engaging portion provided on the movable member by driving of the first driving unit, thereby regulating translation of the movable member.