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IMAGE STABILIZATION

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359 - Optical: systems and elements

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Class / Patent application numberDescriptionNumber of patent applications / Date published
359557000 By movable refractive structure 124
359555000 By movable reflective structure 9
Entries
DocumentTitleDate
20130077168MULTIPLE DEGREE OF FREEDOM ACTUATOR - A multiple degree of freedom actuator can have at least one first MEMS actuator configured to move a platform in translation and at least one second MEMS actuator configured to move the platform in a different direction, e.g., tangentially. The first MEMS actuator(s) can facilitate autofocus and/or zoom, for example. The second MEMS actuator(s) can facilitate optical image stabilization (OIS), for example.03-28-2013
20130027775IMAGE STABILIZATION - Example embodiments disclosed herein relate to image stabilization. Image stabilization includes techniques used to reduce jitter associated with the motion of a camera. Image stabilization can compensate for pan and tilt (angular movement, equivalent to yaw and pitch) of a camera or other imaging device. Image stabilization can be used in still and video cameras, including those found in mobile devices such as cell phones and personal digital assistants (PDAs).01-31-2013
20090303594Image stabilizing apparatus for camera module - The present invention relates to an image stabilizing apparatus for a camera module capable of effectively stabilizing an image of the camera module, implementing miniaturization and slimness, and reducing a manufacture cost of the camera module by supplying a two-axial correction structure to perform correction in an X axial direction or an Y axial direction of an automatic focusing unit through a ball holder having upper balls and lower balls.12-10-2009
20120218636LENS BARREL HAVING AN IMAGE-STABILIZING INSERTABLE/REMOVABLE OPTICAL ELEMENT - A lens barrel having an insertable/removable optical element includes an advancing/retracting member, an anti-shake frame supported by the advancing/retracting member, an insertable/removable frame holding the insertable/removable optical element and supported by the anti-shake frame, an anti-shake drive mechanism, and a removal drive mechanism which moves the insertable/removable frame between the insertion and the removed positions. The anti-shake drive mechanism includes first and second anti-shake drive actuators positioned on the opposite side of the insertion position from the removed position and are respectively positioned on opposite sides of a straight line connecting a center of the insertable/removable optical element at the insertion position and at the removed position. Directions of driving forces produced by the first and second anti-shake drive actuators are at right angles to each other.08-30-2012
20120218635POSITION CONTROLLER FOR REMOVABLE OPTICAL ELEMENT - A position controller for a removable optical element in an optical system includes an advancing/retracting ring; a removable optical element holding member supported by the advancing/retracting ring and rotatable about a first rotational axis between an insertion position on the optical axis and a removed position; an insertion holder which holds the removable optical element holding member at the insertion position; a removal drive member supported by the advancing/retracting ring and rotatable about a second rotational axis between an insertion allowance position and a forced removing position; and an insertion/removal controller. A rotational radius from the second rotational axis to a contact point between the removable optical element holding member and the removal drive member is greater than a rotational radius from the first rotational axis to the contact point.08-30-2012
20090237792Driving mechanism and optical equipment - To provide a driving mechanism with which a reduction in size is possible. A driving mechanism comprising: an optical component that is provided to be movable; a first driving member that is movable in a first direction; a second driving member that is movable in the first direction independently of the first driving member; and an abutting portion that is provided at the optical component and abuts against the first driving member and the second driving member, wherein, the optical component is moved by driving force of the first driving member and the second driving member abutting against the abutting portion.09-24-2009
20090002825Image Stabilizer - An image stabilizer of the present invention is provided with a lens module 01-01-2009
20120236414METHOD AND APPARATUS FOR ADJUSTING POSITION OF OPTICAL ELEMENT - An apparatus for adjusting a position of an optical element is disclosed. The apparatus includes: a support; a movement unit for supporting an optical element and being movable relative to the support; a magnet unit; a coil unit for generating a magnetic force for moving the movement unit when an electrical signal is applied; a sensor unit disposed in a position corresponding to the magnet unit for detecting a relative position of the movement unit with respect to the support; a locking unit for limiting or allowing movement of the movement unit; and a controlling unit connected to the coil unit for controlling the coil unit and determining whether the movement unit is in a state where movement of the movement unit is limited by the locking unit based on a signal output from the sensor unit.09-20-2012
20120188643OPTICAL IMAGE STABILIZER OF CAMERA - An optical image stabilizer of the present invention is mounted in a camera at an image size of a lens to assist an image capture device. The optical image stabilizer includes a base, a transverse frame, and a longitudinal frame. The base is provided with a pair of transverse rails and longitudinal reference magnets. The transverse frame is engaged with the transverse rails for reciprocation and is provided with a pair of longitudinal rails, transverse reference magnets and longitudinal reference magnets, wherein the longitudinal reference magnets are between the longitudinal rails. The longitudinal frame is engaged with the longitudinal rails for reciprocation and is provided with the image capture device, a transverse drive coil, and a longitudinal drive coil. The longitudinal drive coils are between the longitudinal rails and in association with the longitudinal reference magnets that the longitudinal frame may move smoothly.07-26-2012
20110292510OPTICAL APPARATUS HAVING IMAGE SHAKE CORRECTING FUNCTION - Provided is an optical apparatus including: an image shake correcting unit for canceling an image shake generated due to a vibration; at least two angular velocity sensors having axes for detecting an angular velocity, the axes being parallel to each other; a vibration angle computing unit for calculating a vibration angle output based on output of the at least two angular velocity sensors; and a driving unit for driving the image shake correcting unit according to the vibration angle calculated by the angle computing unit.12-01-2011
20110292509IMAGE STABILIZING APPARATUS AND OPTICAL APPARATUS HAVING THE SAME - An image stabilizing apparatus for correcting an image shake by moving an optical element arranged in a lens barrel in a plane orthogonal to an optical axis includes a first rolling holder configured to support a first rolling member so as to be capable of rolling in a first direction orthogonal to the optical axis, the first rolling member moving the optical element in the first direction, and a fixed member attached to a surface of the first rolling holder and providing support for the lens barrel, the first rolling member being provided on the surface.12-01-2011
20090002826Lens barrel - There is provided a lens barrel including: a rear barrel to which an imaging device is attachable, an imaging optical system leading a subject image to the imaging device, and an image blur correcting unit moving a shift lens forming the imaging optical system in a plane perpendicular to an optical axis of the imaging optical system. The image blur correcting unit includes a base supporting the shift lens in a plane perpendicular to the optical axis of the imaging optical system. The lens barrel includes a support mechanism supporting the base to be movable relative to the rear barrel along a plane perpendicular to the optical axis; and a fixing device fixing the base to the rear barrel.01-01-2009
20100033820VIBRATION REDUCTION APPARATUS AND OPTICAL APPARATUS - A vibration reduction apparatus to stably control the driving of a vibration reduction optical system. A vibration reduction apparatus 02-11-2010
20120140326OPTICAL UNIT AND ITS MANUFACTURING METHOD - Provided is an optical unit comprising a shake detecting sensor which is less likely to unnecessarily vibrate even with the optical unit being designed to have a thinner profile. At a first step in the assembly of an optical unit provided with a shake correction mechanism, a module cover is mounted on a fixed body with a spring member therebetween and a movable module driving mechanism is provided between the module cover and the fixed body. At a second step, an image-capturing unit is inserted into the interior of the module cover by way of a fixed-body-side opening portion and a module-cover-side opening portion, and at a third step, a holding member is attached to a module cover.06-07-2012
20090135484LENS WITH VARIABLE FOCAL LENGTH AND SYMMETRY - The invention relates to a variable focal length lens with a chamber (05-28-2009
20090296217IMAGE BLUR CORRECTION DEVICE - An image blur correction device includes a base, a seat disposed on the base, an image detecting unit disposed on the seat, at least one coil, and at least one magnet. The coil is disposed on the seat or the base, has a first length in a first direction and a second length in a second direction, and has a hollow portion. The first direction is perpendicular to the second direction. The magnet is disposed on the seat or the base and opposite to the coil, and has a third length in the first direction corresponding to the first length and a fourth length in the second direction corresponding to the second length. The coil moves relative to the magnet and has a maximum moving distance so that the seat moves relative to the base. A width of the hollow portion equals to or exceeds twice the maximum moving distance.12-03-2009
20080212183Lithographic apparatus, aberration correction device and device manufacturing method - An aberration correction device useable in lithography comprises two elements, at least one of which is relatively rotatable to the other about, for example, an optical axis. One surface of each element has an aspheric form describable by higher Zernike polynomials. When the two surfaces are rotationally aligned, the device has the optical effect of a plane plate. If there is a small relative rotation of the two elements the effect of the device is a phase shift describable by the derivative of the aspheric form. The correction device may be used to correct aberrations caused by lens heating, especially with illumination modes and pattern types resulting in strong off-axis localized pupil filling in the projection system.09-04-2008
20100271700METHOD FOR DRIVING PIEZOELECTRIC ACTUATOR, PIEZOELECTRIC-ACTUATOR CONTROL CIRCUIT, AND IMAGE-STABILIZATION CONTROL CIRCUIT - Abnormal noise generated while driving a piezoelectric actuator is prevented. A pulse-generation circuit is capable of selectively generating a displacement pulse and a stationary pulse as a drive pulse for application to a piezoelectric element, the displacement pulse having a duty ratio for causing a lens to be displaced by a predetermined step width, and the stationary pulse having a duty ratio for causing the lens to remain stationary in a current position. The pulse-generation circuit controls the production of the drive pulse continuously for a plurality of times within the servo control cycle, causes the displacement pulse to be produced when the remainder of a required amount of displacement is equal to or greater than a threshold value, and causes the stationary pulse to be continuously produced until the initiation of the next servo control cycle when the remainder is less than the threshold value.10-28-2010
20090180183Zoom lens system - A zoom lens system is provided that includes a first lens group having positive refractive power; a second lens group having negative refractive power; and at least one lens group disposed between the second lens group and an image side. The first, second, and the at least one lens group are sequentially arranged from an object side to the image side. During a magnification change from a wide-angle position to a telephoto position, lens groups including at least the second lens group are moved, and the first lens group includes a first lens having negative refractive power, a reflector bending the optical axis by 90°, and a rear lens group including at least one lens having positive refractive power and disposed after the reflector. The whole rear lens group or a portion of the rear lens group is moved to correct an image shake phenomenon caused by vibration.07-16-2009
20090185273OPTICAL IMAGE STABILIZER AND OPTICAL APPARATUS - The optical image stabilizer shifts an image stabilizing element with respect to an optical axis of an optical system to reduce image shake. The stabilizer includes a lock ring which is rotatable to a lock position to limit shift of the image stabilizing element and to a lock-releasing position to allow the shift of the image stabilizing element, an actuator which rotates the lock ring to the lock position and the lock-releasing position, and a biasing mechanism which mechanically biases the lock ring rotated to the lock position toward the lock position and biases the lock ring rotated to the lock-releasing position toward the lock-releasing position.07-23-2009
20090002827Lens barrel - There is provided a lens barrel including an imaging optical system, and an image blur correction unit moving a shift lens forming the imaging optical system in a plane perpendicular to an optical axis of the imaging optical system. The image blur correction unit includes a second movable body holding the shift lens and provided to be movable in two directions perpendicular to each other on a plane perpendicular to the optical axis. A fixed lens holding frame holding a fixed lens forming the imaging optical system is placed in front of the second movable body. A movement control structure is provided in a region ranging from the second movable body to the fixed lens holding frame to allow movement of the second movable body in the two directions and control a range of movement of the second movable body.01-01-2009
20090052037OPTICAL DEVICE STABILIZER - A stabilizer for an optical device that forms part of an electronic device may include a platform that has an optical device mounted thereon. A gimbal mount may retain the platform so that the platform is pivotal about a first axis and the gimbal mount being further pivotal about a second axis so that the optical device is pivotal about both the first and second axes. A first actuator may be controlled to manage movement of the optical device about the first axis and a second actuator may be controlled to manage movement of the optical device about the second axis.02-26-2009
20130215511Elastic supporting structure and optical image stabilizer having the elastic supporting structure - An elastic supporting structure for an optical image stabilizer is provided. The optical image stabilizer includes a movable portion, a compensation module, and a plurality of suspension wires. The movable portion is provided therein with a lens. The compensation module corresponds to the movable portion, and both are located on the same image-capturing optical axis. Each suspension wire has two ends respectively connected to the movable portion and the compensation module. The movable portion is provided with an upper spring plate. One end of each suspension wire is connected to a length-increased outer line element and at least one additional auxiliary line element of the upper spring plate, and the other end of each suspension wire is connected to the compensation module, such that the movable portion corresponds to the compensation module and is spaced therefrom by a predetermined distance. Also, anti-shake function performs well with suspension wires.08-22-2013
20120105960OPTICAL DEVICE INCLUDING ADJUSTABLE OPTICAL ELEMENT - An optical device includes an optical element through which light is transmitted, a frame that supports the optical element, magnets in the frame around the optical element, a base unit that movably supports the frame, a cover unit to cover the magnets, and magnetic force generating units in the cover unit in positions corresponding to the magnets and that generate magnetic force when an electrical signal is applied.05-03-2012
20090251778ZOOM LENS SYSTEM, INTERCHANGEABLE LENS APPARATUS AND CAMERA SYSTEM - A zoom lens system is provided that includes a compactly constructed focusing lens unit and that has a suppressed change in the image magnification at the time of movement of a focusing lens unit. The zoom lens system according to the present invention, in order from an object side to an image side, comprises: a first lens unit having positive optical power; a second lens unit having negative optical power; a third lens unit having negative optical power; and at least one subsequent lens unit, wherein at the time of zooming, all lens units move in a direction along the optical axis so that intervals between the lens units vary, and at the time of focusing, a lens unit included in the at least one lens unit moves in a direction along the optical axis.10-08-2009
20090251777OPTICAL APPARATUS - The optical apparatus includes an image stabilizing lens shiftable with respect to an optical axis, a movable lens movable in an optical axis direction, first and second actuators shifting the image stabilizing lens, and a third actuator moving the movable lens. The first, second and third actuators include a magnet and a coil. When viewed in the optical axis direction, the first and second actuators are disposed in a first area and the third actuator is disposed in a second area, the first and second areas being opposite to each other with respect to the optical axis. The first and second actuators are respectively disposed in areas in the first area opposite to each other with respect to a straight line passing the optical axis and the third actuator. This arrangement enables reduction of magnetic interference between the first and second actuators and the third actuator.10-08-2009
20120127575LENS APPARATUS AND IMAGE PICKUP APPARATUS INCLUDING THE LENS APPARATUS - A lens apparatus includes: a correction unit moving perpendicularly to an optical axis and including a correction optical system correcting an image blur; a driving unit driving the correction unit; an engaging unit movable between an engaging position where the engaging unit abuts abutting portions of the correction unit to engage the correction unit and a non-engaging position where the engaging unit makes the correction unit movable; a biasing unit biasing the engaging unit from non-engaging position to engaging position; and a non-engaging position maintaining unit maintaining the engaging unit at non-engaging position by being engaged with the engaging unit, wherein the correction unit moves to press the non-engaging position maintaining unit beyond a range driven by the driving unit during image-blur correction to disengage the non-engaging position maintaining unit and the engaging unit, and the biasing unit moves the engaging unit from non-engaging position to engaging position.05-24-2012
20090040612OPTICAL APPARATUS - An optical apparatus 02-12-2009
20110032615LENS BARREL, METHOD OF ADJUSTING LENS BARREL, METHOD OF MANUFACTURING LENS BARREL AND IMAGING DEVICE - This object aims to provide a lens barrel that can realize suitable imaging. A lens barrel (02-10-2011
20080291540Image blur prevention actuator and lens unit and camera equipped therewith - To provide an actuator capable of positioning a spherical body in a predetermined position without causing significant blurring of a formed image. The present invention is an actuator for moving an imaging lens to prevent blurring of an image, comprising a fixed portion (11-27-2008
20110109968IMAGE STABILIZATION MECHANISM FOR CAMERA MODULE - Disclosed herein is an image stabilization mechanism for a camera module. The image stabilization mechanism includes a base, a movable stage receiving a lens barrel therein and having a magnet, and a piezoelectric actuator. The piezoelectric actuator is installed to the base, moves the movable stage in an X-axis or Y-axis direction to remove shake of the lens barrel, and maintains contact with the movable stage because of magnetic attractive force between the piezoelectric actuator and the magnet. The image stabilization mechanism reduces the number of components, thus simplifying the structure and minimizing an increase in height.05-12-2011
20090015921METHOD AND APPARATUS FOR COMPENSATING HAND-TREMBLING OF CAMERA - A method and apparatus for compensating hand-trembling of a camera with reduced time required for capture compensated images. The method may include: calculating exposure time proper for preventing hand-trembling using an AE (Automatic Exposure) algorithm during an image-capturing standby mode; executing image-capturing multiple times depending on the exposure time at the time of inputting a photographing signal through a photographing button, and detecting the amount of hand-trembling at each time of image-capturing. The storing of images can be selected by a preset number of required images from the captured images as resultant images, the images being sequentially stored from an image having a lowest amount of hand-trembling as a resultant image, whereby an image with reduced hand-trembling can be obtained.01-15-2009
20130163084IMAGE STABILIZATION APPARATUS, CONTROL METHOD THEREOF, OPTICAL APPARATUS AND IMAGE CAPTURING APPARATUS - An image stabilization apparatus includes an image stabilization unit that compensates image blurring by moving a compensation member, a first shake detection unit that detects an angular velocity of the shake, a second shake detection unit that detects shake by a different method, an orientation detection unit that detects an inclination status of an optical apparatus, a calculation unit that calculates a compensation value from signals of the first and second shake detection units, and an output unit that compensates the output of the first shake detection unit using the compensation value, with the calculation unit performing weighting on the compensation value of a drive axis of an image stabilization mechanism, based on a correlation between the first signal and the second signal.06-27-2013
20100284081INTEGRATED LENS BARREL - An integrated lens barrel for a miniature camera is disclosed. The lens barrel can include components such as a shutter, an autofocus mechanism, a zoom mechanism, and/or an image stabilization mechanism. These and/or components can define a portion of the lens barrel that increases the length of the lens barrel. An electrostatic MEMS actuator can be used to effect movement of the autofocus mechanism, zoom mechanism, and/or image stabilization mechanism. Integrating the shutter, autofocus mechanism, zoom mechanism, and/or image stabilization mechanism into the lens barrel facilitates the construction of a substantially smaller camera that is suitable for use in personal electronic devices, such as cellular telephones.11-11-2010
20110134528POSITION CONTROLLER FOR OPTICAL ELEMENT - A position controller for an optical element includes a movable member and is supported by a support member to be movable from an anti-shake driving range to a removed position, an image-shake correction driver, and an insertion/removal operational member. The insertion/removal operational member includes a first press portion which presses the movable member from the anti-shake driving range to the removed position by the insertion/removal operational member moving from an insertion position to the removed holding position, a second press portion which presses the movable member to the anti-shake driving range by the insertion/removal operational member moving from the removed holding position to the insertion position, and a displacement prevention portion which allows the movable member to move within the anti-shake driving range and prevents the movable member from moving beyond the anti-shake driving range when the insertion/removal operational member is in the insertion position.06-09-2011
20130170039IMAGE STABILIZATION APPARATUS, OPTICAL APPARATUS, AND IMAGING APPARATUS - 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.07-04-2013
20120307365LENS BARREL ASSEMBLY - There is providing a lens barrel assembly including a base, a movable module movable along a linear path between a position close to the base and an extended position from the base, and a flexible printed circuit board including a first connection part, a bent part, and a second connection part. An end of the first connection part is connected to the movable module. The bent part is bent from the other end of the first connection part. An end of the second connection part is connected to the base and the other end of the second connection part is connected to the bent part. When the movable module is at a position close to the base, the first and second connection parts are close, and when the movable module is at the extended position, the first and second connection parts spread apart from the bent part.12-06-2012
20110304914INTEGRATED LENS BARREL - An integrated lens barrel for a miniature camera is disclosed. The lens barrel can include components such as a shutter, an autofocus mechanism, a zoom mechanism, and/or an image stabilization mechanism. These and/or components can define a portion of the lens barrel that increases the length of the lens barrel. An electrostatic MEMS actuator can be used to effect movement of the autofocus mechanism, zoom mechanism, and/or image stabilization mechanism. Integrating the shutter, autofocus mechanism, zoom mechanism, and/or image stabilization mechanism into the lens barrel facilitates the construction of a substantially smaller camera that is suitable for use in personal electronic devices, such as cellular telephones.12-15-2011
20120038985LENS BARREL - A lens barrel that includes a first rectilinear motion barrel, a second rectilinear motion barrel whose rotation around an optical axis is restricted by the first rectilinear motion barrel, a first flexible printed circuit board whose electrical connection is performed from outside of the barrel, a second flexible printed circuit board whose electrical connection is performed from outside of the barrel, and a connection unit configured to connect the first flexible printed circuit board and the second flexible printed circuit board. The connection unit is placed in a space configured by the first rectilinear motion barrel and the second rectilinear motion barrel.02-16-2012
20120206809Vibration Correcting Device, Lens Barrel, and Optical Device - 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.08-16-2012
20120154912CORRECTION OPTICAL DEVICE - A correction optical device includes a rotating member that is disposed between a fixed member and a movable member that supports a compensation lens. By controlling rotation of the rotating member using the movable member, the movable member is locked and unlocked.06-21-2012
20120250155OPTICAL APPARATUS WITH MOVABLE MEMBER FOR SHAKE CORRECTION - An image shake correction device capable of reducing a sliding friction force occurring with movement of a movable member, thereby reducing load on a drive unit for driving the movable member and improving the positioning accuracy of the movable member. The movable member of the correction device is supported to be movable in a yaw direction and supported to be pivotable in a pitch direction, and a ball is held between the movable member and a guide groove formed in a stationary member and extending in the yaw direction. When the movable member moves in the yaw direction, the ball rolls along the guide groove. When the movable member pivots in the pitch direction, a contact point where the movable member contacts with the ball functions as a pivotal fulcrum for the movable member.10-04-2012
20120250156OPTICAL UNIT WITH SHAKE CORRECTING FUNCTION - An optical unit with a shake correcting function may include a fixed body, a movable body holding an optical element, a swing support point supporting the movable body at a position between a rear end portion of the movable body and the fixed body so that the movable body is swingable, a plate-shaped spring member connected with the fixed body and the movable body on a front side for urging the movable body toward the swing support point, a shake correction drive mechanism for swinging the movable body on the front side, and a stopper mechanism in which a protruded part protruded from one of the fixed body and the movable body is capable of abutting with the other between the shake correction drive mechanism and the swing support point for determining a movable range when the movable body is displaced in a direction perpendicular to the optical axis direction.10-04-2012
20090059372OPTICAL IMAGE STABILIZER - Disclosed is an optical image stabilizer having a low sliding load, a smooth operation, and a small thickness. When a lens holder and an X slider are moved in the X direction, small balls roll between the side surface of the lens holder and the inner surface of a frame of a Y slider, thereby reducing a sliding load therebetween. When the lens holder and the Y slider are moved in the X direction, small balls roll between the side surface of the lens holder and the inner surface of the frame of the X slider, thereby reducing a sliding load therebetween. Therefore, it is possible to achieve an optical image stabilizer having low power consumption, a smooth operation, and high responsibility. In addition, the thickness of the lens holder is equal to or smaller than the sum of the thicknesses of the X slider and the Y slider overlapped with each other. Therefore, it is possible to achieve an optical image stabilizer having a small thickness.03-05-2009
20120075700Image Blur Correcting device and imaging pickup device - Provided is an image blur correcting device, including: an image pickup element (03-29-2012
20090067051SYSTEM AND METHOD FOR CORRECTING LIGHT PATHWAY BY DRIVING CURVED PRISM COMPOSED OF REFRACTION SURFACE - A system and method of correcting a light pathway is provided. A system for correcting a light pathway, the system including: a light pathway change amount measurement unit to measure a light pathway change amount using a movement amount of an image when a light pathway of incident light is changed due to shaking of a camera; and a curved prism driving unit to drive a curved prism, composed of a refraction surface, based on a light pathway correction amount determined by the light pathway change amount.03-12-2009
20130128360OPTICAL UNIT WITH SHAKE CORRECTING FUNCTION - An optical unit may include a fixed body, a movable module w rich holds an optical element, a swing support point which swingably supports the movable module, and a shake correction drive mechanism structured to swing the movable module with the swing support point as a swing center. The swing support point may be structured of an abutte d portion of two members in an optical axis direction between a bottom part of the movable module and a bottom part of the fixed body. At least one of the two members may be made of elastic material.05-23-2013
20110273774ZOOM LENS AND IMAGE PICKUP APPARATUS INCLUDING THE ZOOM LENS - A zoom lens includes, in order from an object side to an image side, a first lens unit having a positive refractive power, a second lens unit having a negative refractive power, a third lens unit having a positive refractive power, and a fourth lens unit having a positive refractive power. In the zoom lens, each lens unit moves to perform zooming. In addition, an amount of movement Mm of the fourth lens unit when zooming from a wide angle end to an intermediate zooming position, an amount of movement Mt of the fourth lens unit when zooming from the wide angle end to a telephoto end, a focal length fw of an entire system at the wide angle end, and focal lengths f3 and f4 of the respective third lens unit and fourth lens unit are properly set.11-10-2011
20130182325OPTICAL UNIT WITH SHAKE CORRECTING FUNCTION - Provided is an optical unit with shake correction function wherein it is possible to accurately swing the movable module even when a flexible wiring substrate is connected to the fixing element and movable module. In an optical unit with shake correction function (07-18-2013
20110310484OPTICAL DEVICE - An optical device includes a shake detection unit configured to detect shake of the optical device; a correction unit configured to correct image blur in a sensed image; a position detection unit configured to detect position of the correction unit; a correction control unit configured to control driving of a shake correction unit based on the output of the shake detection unit and on the position of the correction unit; a panning detection unit configured to detect whether the optical device is panning and detect a direction of the panning; an eccentricity direction detection unit configured to detect an eccentricity direction based on the output of the position detection unit; and a changing unit configured to change correction characteristics of the correction control unit, wherein the changing unit changes the correction characteristics of the correction control unit based on the eccentricity direction and the panning direction.12-22-2011
20130194666PROBABILITY-BASED DETERMINATION OF A MODE OF ACTUATION FOR AN IMAGE STABILIZATION DEVICE - The present invention relates to a long-range optical device having at least one tube which contains an optical system, having at least one image stabilization device which is designed to move at least one optical assembly of the optical system relative to the at least one tube, having at least one signal processing unit which is designed such that it actuates the at least one image stabilization device in one mode from a plurality of modes, wherein each mode has an associated respective movement situation for the long-range optical device, and having a mode detection unit which is designed such that it determines the mode from the plurality of modes. Furthermore, the mode detection unit is designed such that it determines the mode by ascertaining a probability of presence of a first movement situation which has an associated first mode, and takes a comparison of the ascertained probability with a random number as a basis for making a decision about actuation in the first mode. In addition, the present invention relates to an appropriate method for determining a mode for actuation of an image stabilization device.08-01-2013

Patent applications in class IMAGE STABILIZATION

Patent applications in all subclasses IMAGE STABILIZATION