Sony Corporation

Tatsuyuki Nakayama

Kazuhiro Hattori

Takumi Fukuda

Ippei Maeda

Keishi Kobayashi

Kousuke Tsuchihashi

Sunao Aoki

Hiroto Ogiyama

Hideo Takagi

Atsushi Horidan

Yoshinori Mutoh

Yasuto Matsubara

Masahide Yamasaki

Yu Numabe

An image blur correction device includes: a lens unit that has at least one lens and is rotatable at least in a first direction, which is an axial rotation direction of a first fulcrum axis orthogonal to an optical axis of the lens, and a second direction which is an axial rotation direction of a second fulcrum axis orthogonal to the first fulcrum axis; a fixing member that rotatably supports the lens unit in the first and second directions; a first actuator that has a first driving portion movable in a predetermined direction so as to rotate the lens unit in the first direction; and a second actuator that has a second driving portion movable in a predetermined direction so as to rotate the lens unit in the second direction.

Image blur correction device and imaging apparatus

Image blur correction device and imaging apparatus having operating surface slidable on a rounded surface of a driven portion

An image blur correction device includes: a lens unit that has at least one lens and is rotatable at least in a first direction, which is an axial rotation direction of a first fulcrum axis orthogonal to an optical axis of the lens, and a second direction which is an axial rotation direction of a second fulcrum axis orthogonal to the first fulcrum axis; a fixing member that rotatably supports the lens unit in the first and second directions; a first actuator that has a first driving portion so as to rotate the lens unit in the first direction; and a second actuator that has a second driving portion so as to rotate the lens unit in the second direction.

Image blur correction device having lens rotation along lines connecting a fulcrum portion to first and second driving portions

An image blur correction apparatus includes a lens unit configured to include at least one lens, and configured to be turnable in two different directions using, as supporting points, two axes that are orthogonal to an outer housing. The image blur correction apparatus also includes a fixed member configured to turnably support the lens unit in the two directions, a first drive unit configured to be attached to the fixed member, and configured to turn the lens unit in one of the two directions. The image blur correction apparatus further includes a second drive unit configured to be attached to the fixed member, and configured to turn the lens unit in another of the two directions.

Image blur correction apparatus and imaging apparatus

Provided is an image blur correction apparatus including a lens unit that configured to include at least one lens, and configured to turnable in a first direction which is a direction about a first supporting axis that is orthogonal to a light axis of the lens with respect to an outer housing, and in a second direction which is a direction about a second supporting axis that is orthogonal to the light axis and the first supporting axis, a fixed member configured to turnably support the lens unit in the first direction and the second direction, a first drive unit configured to turn the lens unit in the first direction, and a second drive unit configured to turn the lens unit in the second direction.

Provided is an image blur correction apparatus including a lens unit configured to include at least one lens and configured to be turnable in two different directions using, as supporting points, two axes that are orthogonal to an outer housing, a fixed member configured to turnably support the lens unit in the two directions, a first drive motor configured to be mounted on the fixed member and configured to turn the lens unit in one of the two directions, a second drive motor configured to be mounted on the fixed member and configured to turn the lens unit in another of the two directions, and a coupling member configured to be coupled to the first drive motor and the second drive motor and configured to include a coupling portion.

An image-blur correction device includes a drive-current output unit that outputs a first drive current for driving a first correction mechanism for correcting image blur in a first direction orthogonal to an optical axis and a second drive current for driving a second correction mechanism for correcting image blur in a second direction orthogonal to the optical axis and the first direction; and a drive-current limiting unit that limits the first drive current to a first limit value, limits the second drive current to a second limit value, limits a total value of the first and second drive currents to a third limit value smaller than a total value of the first and second limit values, varies the first limit value by changing a power-supply time of the first drive current, and varies the second limit value by changing a power-supply time of the second drive current.

Image-blur correction device, image-blur correction method, and image capture apparatus

A lens unitincluding an imaging optical systemand an imaging unitto generate an image signal of an imaged image is supported rotatably in a yawing direction and in a pitching direction. Based on a shake which is applied to the lens unitand is detected by a shake detection unit, a barycentric position of the lens unitwhich position is calculated by a barycentric position calculation unit, and a position of the lens unitwhich position is detected by a position detection unit, a driving operation by a drive unitto perform rotation driving of the lens unitin the yawing direction and in the pitching direction is controlled and image blur correction of the imaged image is performed. Even when the barycentric position of the lens unit varies due to a focus adjusting operation, a zooming operation, or the like, it becomes possible to perform optimal image blur correction and to improve performance in image blur correction.

Image blur correction apparatus, method of correcting image blur, and imaging apparatus

An image blur correction apparatus including a lens unit configured to include at least one lens and configured to be turnable in a first direction which is a direction about a first supporting axis that is orthogonal to a light axis of the lens with respect to an outer housing, and in a second direction which is a direction about a second supporting axis that is orthogonal to the light axis and the first supporting axis, a fixed member configured to be arranged on an outer periphery side of the lens unit and configured to turnably support the lens unit in the first direction and the second direction, a first drive unit configured to turn the lens unit in the first direction, and a second drive unit configured to turn the lens unit in the second direction.

Provided is an image blur correction apparatus including a lens unit having an imaging optical system and an imaging unit configured to generate an image signal of a captured image, a blur detection unit configured to detect blurring occurring in the lens unit, a first correction unit configured to perform image blur correction by turning the lens unit in a first direction and in a second direction, a second correction unit configured to perform image blur correction on a captured image obtained by the imaging optical system, and an image blur correction control unit configured to drive the first correction unit and the second correction unit based on blurring detected by the blur detection unit.

Image blur correction apparatus, image blur correction method, and imaging apparatus

Provided is an image blur correction apparatus including a lens unit including at least one lens, and being turnable in a first direction and a second direction, a fixed member turnably supporting the lens unit in the first direction and the second direction, a first drive unit including a pair of first thrust generation units that applies thrust and is positioned on opposite sides sandwiching one of the first supporting and second supporting axe, a second drive unit including a pair of second thrust generation units that applies thrust and is positioned on opposite sides sandwiching another of the first and second supporting axe, a pair of first detection units being positioned on opposite sides sandwiching one of the first and second supporting axe, and a pair of second detection units being positioned on opposite sides sandwiching another of the first and second supporting axe.

An image blur correction device includes a lens unit having at least one lens and rotationally moving in a first direction which is a rotation direction of a first fulcrum axis and in a second direction which is a rotation direction of a second fulcrum axis relative to an outer casing, a first driving motor which causes the lens unit to pivot in the first direction, and a second driving motor which causes the lens unit to pivot in the second direction. An auxiliary axis is disposed opposite to the first driving motor with interposing of the lens unit, the lens unit pivots in the first direction and in the second direction by the rotation of output axes of the first and second driving motors, and each output axis is rotatably supported by a pair of first bearings and each auxiliary axis is rotatably supported by a second bearing.

An image blur correction device includes a lens unit which has at least one lens, and can be pivoted in two directions, which are orthogonal to each other, with respect to an outer housing, and a first driving motor and second driving motor which pivot the lens unit in the directions, in which a coil body having a plurality of coil sections, and a magnet placed to face the plurality of coil sections, are provided in the first driving motor and the second driving motor, a placement area, in which the plurality of coil sections are placed and a non-placement area, in which there are no coil sections, are formed, and the outer circumference of the non-placement area is positioned to the inside of a virtual circle that links the outer circumferences of each coil section in each plurality of coil section.

A drive motor includes: an output shaft provided as an axis of rotation; a first attachment plate having a first fixing hole; a second attachment plate having a second fixing hole and located in a position separate from the first attachment plate in an axial direction of the output shaft; a magnet attached to one surface of the first attachment plate; a coil attached to one surface of the second attachment plate and facing the magnet; a first shaft holding member that is inserted into the first fixing hole and fixed to the first attachment plate and holds the output shaft; and a second shaft holding member that is inserted into the second fixing hole and fixed to the second attachment plate and holds the output shaft.

Drive motor, image blur correction unit, and imaging apparatus

An image blur correction apparatus includes: a fixed member; a first driven unit pivotally supported by the fixed member around a first support shaft extending in a direction parallel to an optical axis direction; a second driven unit holding a lens or an imaging device and pivotally supported by the first driven unit around a second support shaft extending in the direction parallel to the optical axis direction; a first actuator that pivots the first and second driven units around the first support shaft; and a second actuator that pivots the second driven unit around the second support shaft.

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Kanagawa, Japan

Tatsuyuki Nakayama