Abstract: An embodiment according to the technology of the present disclosure provides a shake correction device that corrects a shake by moving a holding member that holds an imaging element. A shake correction device according to an aspect of the present invention includes: an imaging element; a fixed unit that includes a magnet member and a yoke member; and a movable unit that includes a holding member holding the imaging element and a first coil member, the holding member being movably supported, in which the magnet member includes a first magnet and a second magnet, and a first width which is a width of the first magnet is wider than a second width which is a width of the second magnet.

Abstract: Provided is a shake correction device that can reduce weight and cost. A shake correction device drives an imaging element (210) by using a drive mechanism to perform a shake correction. The shake correction device includes: a fixing section (102) that includes a magnet (113b, 115b, 117b), a first yoke (103), and a second yoke (105) that constitute the drive mechanism (voice coil motor); and a movable section (101) that includes a holding member (104) that holds a coil (113a, 115a, 117a) constituting the drive mechanism and the imaging element (210), and that supports the holding member (104) in a movable manner, in which the imaging element (210) and the holding member (104) adhere to each other with a first adhesive (150a, 150b).

Abstract: Provided are an image stabilization device and an imaging apparatus in which an influence of other magnetic materials on a ball receiving surface is suppressed. An image stabilization device includes: a movable unit that has an imaging element and a plurality of coils and is supported to be movable in a plane parallel to an imaging surface of the imaging element; a fixed unit that supports the movable unit and has a plurality of magnets, which are disposed to face the plurality of coils, and a yoke; and a ball that is disposed between the movable unit and the fixed unit, in which the movable unit has a ball housing portion configured with a hollow protruding portion that houses the ball, and a ball receiving surface provided at a bottom portion of the ball housing portion is formed of a non-magnetic metal material.

Abstract: There is provided an imaging element unit that is built in a housing of an imaging apparatus. The imaging element unit includes an imaging element that images a subject, at least two thermally conductive members to which heat of the imaging element is conducted and which are connected to each other at a member connecting portion, and a reinforcing member that reinforces connection between the two thermally conductive members at the member connecting portion.

Abstract: An imaging element unit is built in a housing of an imaging apparatus, and includes an imaging element that includes an imaging surface for imaging a subject, an anti-vibration function to move the imaging element in plane directions of the imaging surface, and a thermally conductive member to which heat of the imaging element is conducted and which includes a bent portion to be deformed to be capable of following movement of the imaging element caused by the anti-vibration function and an unbent portion other than the bent portion. Structures of the bent portion and the unbent portion are different from each other.

Abstract: A control method used in a system including a moving body and an imaging apparatus includes an acquisition step of acquiring factor information, including movement information related to the moving body, via the imaging apparatus, an adjustment step of adjusting a position of a moving mechanism that moves an image sensor or an imaging lens provided in the imaging apparatus, based on the factor information, an imaging step of imaging a subject by using the image sensor after the adjustment step is executed, and a correction step of correcting a shake applied to the image sensor or the imaging lens by using the moving mechanism in a case in which the imaging step is executed.

Abstract: There are provided a shake correction device and an imaging apparatus capable of mechanically suppressing movement of a movable unit and efficiently radiating heat of the movable unit. A shake correction device includes: a movable unit that holds an imaging element; a fixed unit that supports the movable unit to be movable within a plane that intersects an optical axis of the imaging element; and a lock mechanism that presses a first region of a first member connected to the fixed unit against a second member of the movable unit to suppress movement of the movable unit, in which heat of the movable unit is conducted to the fixed unit from a second region of the first member different from the first region via the first region from the second member by the pressing.

Abstract: Provided are a shake correction device and an imaging apparatus that can be thinned. A shake correction device performs shake correction of an imaging element and includes a movable unit that includes the imaging element and a coil of an actuator and is configured to move within a plane intersecting an optical axis; a fixed unit including a magnet and a yoke of the actuator; and a flexible circuit that is connected to the imaging element and/or the coil, in which the flexible circuit has a first bent portion and a second bent portion that are bent, and is disposed to form a first unit by making opening portions of the first bent portion and the second bent portion face each other and fixing the first bent portion and the second bent portion in regions overlapping with each other.

Abstract: A shake correction device according to an aspect of the present invention includes: an imaging element; a fixed unit that includes a magnet member and a yoke member; a movable unit that includes a holding frame holding the imaging element and a coil member, in which the holding frame is supported to be movable within a plane intersecting an optical axis of the imaging element; and a ball that is disposed between the fixed unit and the movable unit, in which the yoke member includes a first yoke to which the magnet member is provided and a second yoke that is disposed to be spaced apart from the first yoke, the first yoke has a first ball receiving surface that is in contact with the ball, and the first ball receiving surface is a partial region of the first yoke and is a protruding portion toward a movable unit side.

Abstract: Provided are a shake correction device and an imaging apparatus reduced in size. A shake correction device that drives an imaging element by an actuator to perform shake correction includes a fixed unit that includes a first fixing member provided with a magnet and a yoke of the actuator; a movable unit that includes a holding frame holding the imaging element and a coil of the actuator and is configured to move within a plane intersecting an optical axis; and a biasing unit that biases the movable unit toward the first fixing member by point contact along an optical axis direction, in which the actuator is disposed on a rear surface of the imaging element.

Abstract: Provided is an imaging apparatus that includes a movement restriction member that mechanically sandwiches a movable member. The imaging apparatus includes the movable member that includes an imaging element, a support member that supports the movable member within a plane that intersects an optical axis of the imaging element, and a movement restriction member that includes a first member and a second member. The first member and the second member move between sandwiching positions at which the first member and the second member sandwich a sandwiching target member provided on the movable member and non-sandwiching positions separated from the sandwiching target member, and at the sandwiching positions, the first member and the second member sandwich the sandwiching target member at at least two or more points.

Abstract: A first image blur correction device includes an imaging-element holding-member to which an imaging-element is fixed, a housing that supports the imaging-element holding-member to be movable in a direction X perpendicular to an optical axis of a lens device, and a first drive mechanism that generates thrust of moving the imaging-element holding-member in the direction X. The first drive mechanism includes a first magnet that is fixed to the housing and in which a direction connecting both magnetic poles is parallel to the direction X, and a first coil that is fixed to the imaging-element holding-member to face the first magnet. In a state where the imaging-element holding-member is at a reference position where the optical axis of the lens device coincides with a center of the imaging-element, a position of a first magnet center in the direction X and a first coil central axis deviate from each other.

Abstract: A first image blur correction device includes an imaging-element holding-member to which an imaging-element is fixed, a housing that supports the imaging-element holding-member to be movable in a direction X perpendicular to an optical axis of a lens device, and a first drive mechanism that generates thrust of moving the imaging-element holding-member in the direction X. The first drive mechanism includes a first magnet that is fixed to the housing and in which a direction connecting both magnetic poles is parallel to the direction X, and a first coil that is fixed to the imaging-element holding-member to face the first magnet. In a state where the imaging-element holding-member is at a reference position where the optical axis of the lens device coincides with a center of the imaging-element, a position of a first magnet center in the direction X and a first coil central axis deviate from each other.

Abstract: An imaging element unit that is built in a housing of an imaging device includes an imaging element that includes an imaging surface imaging a subject and a back surface opposite to the imaging surface, an anti-vibration function that moves the imaging element in plane directions of the imaging surface, and a first heat conductive member to which driving heat of the imaging element is conducted from the back surface and which is deformed to be capable of following movement of the imaging element caused by the anti-vibration function. The first heat conductive member includes an outer layer portion and at least one inner layer portion that is connected to the outer layer portion and is disposed in a space surrounded by the outer layer portion, and the outer layer portion and the inner layer portion include bent portions that allow the first heat conductive member to be deformable.

Abstract: An imaging element unit that is built in a housing of an imaging device includes an imaging element that includes an imaging surface imaging a subject and a back surface opposite to the imaging surface, a circuit board which is mounted on the back surface and in which an opening causing a part of the back surface to be exposed therethrough is formed, and a first heat conductive member and a second heat conductive member to which driving heat of the imaging element is conducted. The first heat conductive member is connected to the second heat conductive member and has elasticity higher than elasticity of the second heat conductive member, and the second heat conductive member is connected to the back surface via the opening.

Abstract: An imaging control substrate includes: a processor having a plurality of differential signal input terminals into which a signal output from an imaging element is to be input; a power control circuit that controls electric power supplied to the imaging element; a first connector to which a power supply line that supplies the electric power controlled by the power control circuit to an imaging substrate mounted with the imaging element is connected; a second connector to which only a differential signal transmission line that transmits an output signal of the imaging element is connected; and a wiring group that connects the second connector and the plurality of differential signal input terminals.

Abstract: Disclosed is A method for recovering lithium from slag containing at least aluminum and lithium, the slag being provided by melting a lithium-ion secondary battery to be disposed of to obtain molten metal containing valuable metal and molten slag containing at least aluminum and lithium and separating the slag containing at least aluminum and lithium from the molten metal containing valuable metal. The condition of the melting of the lithium-ion secondary battery is adjusted such that the slag has an aluminum to lithium mass ratio, Al/Lo, of 6 or less. The method includes: contacting the slag with an aqueous liquid to obtain a leachate containing lithium leached from the slag; and contacting the leachate with a basic substance to cause unwanted metal contained in the leachate to precipitate in the form of a slightly soluble substance, followed by solid-liquid separation to obtain a purified solution having lithium dissolved therein.

Abstract: Provided is a method for recovering lithium from a material containing fluorine and lithium. The method includes: mixing the material with an aqueous sulfuric acid solution or water to prepare a mixed liquid; and mixing the mixed liquid with a slightly or sparingly soluble calcium-containing alkaline agent to form a precipitate containing fluorine and calcium, followed by solid-liquid separation to obtain a purified solution having lithium dissolved therein. In the preparation of the a mixed liquid, the material and the sulfuric acid aqueous solution or water are mixed and heated at 60° to 90° C.

Abstract: A control method used in a system including a moving body and an imaging apparatus includes an acquisition step of acquiring factor information, including movement information related to the moving body, via the imaging apparatus, an adjustment step of adjusting a position of a moving mechanism that moves an image sensor or an imaging lens provided in the imaging apparatus, based on the factor information, an imaging step of imaging a subject by using the image sensor after the adjustment step is executed, and a correction step of correcting a shake applied to the image sensor or the imaging lens by using the moving mechanism in a case in which the imaging step is executed.

Abstract: Provided is an imaging apparatus that includes a movement restriction member that mechanically sandwiches a movable member. The imaging apparatus includes the movable member that includes an imaging element, a support member that supports the movable member within a plane that intersects an optical axis of the imaging element, and a movement restriction member that includes a first member and a second member. The first member and the second member move between sandwiching positions at which the first member and the second member sandwich a sandwiching target member provided on the movable member and non-sandwiching positions separated from the sandwiching target member, and at the sandwiching positions, the first member and the second member sandwich the sandwiching target member at at least two or more points.