Canon Kabushiki Kaisha

Toshimune Nagano

Toru Matsumoto

Kunihiko Sasaki

Tadanori Okada

Takehiko Sato

Toshihiro Okuda

Yuichiro Kato

Shu Ito

Masayasu Mizushima

Akino Moriyoshi

Kazuhiro Noguchi

Takami Hirasawa

Yuki Matsuba

Kenta Koiwai

Hiroki Osaka

Yoshiki Saji

A control apparatus is provided for a camera system that includes an image pickup apparatus including an image sensor and a lens apparatus including an optical system that includes at least one optical member for changing at least one of a tilt effect of tilting a focal plane relative to an imaging plane of the image sensor and a shift effect of moving an imaging range. The control apparatus includes at least one memory that stores a set of instructions, and at least one processor that executes the set of instructions to acquire information on an optical state of the optical system, and correct defocus caused by movement of the at least one optical member using the information on the optical state of the optical system.

Control apparatus that provides in-focus state with a tilt or shift effect, lens apparatus, image pickup apparatus, camera system, control method, and storage medium

A control apparatus includes a memory storing instructions, and a processor configured to execute the instructions to acquire first information on a position of a first optical member configured to obtain a tilt effect of tilting a focal plane relative to an imaging surface of an image sensor, and second information on an aperture diameter in a diaphragm unit configured to adjust a light amount, and control a second optical member configured to change an incident ray angle on the image sensor, by changing a control mode of the second optical member according to the first information and the second information.

Control apparatus, image pickup apparatus, lens apparatus, control method, and storage medium

A driving apparatus includes a shift barrel, a first guide unit including a first rolling member, a second guide unit including a second rolling member, a first movable member movable in a first direction orthogonal to the optical axis direction movable in a second direction orthogonal to the optical axis direction and the first direction, a first driving unit configured to drive the first movable member in the first direction, a third guide unit including a third rolling member, a second movable member guided by the third guide unit so as to move in the second direction relative to the base and biased against the shift barrel via a fourth rolling member, a second driving unit configured to drive the second movable member in the second direction, and a biasing member biased in the optical axis direction. The first and third guide units include different members.

Driving apparatus and lens apparatus having the same

Provided is a lens barrel including: a fifth lens unit barrel; a fourth lens unit barrel; a linear ultrasonic motor configured to electrically drive the fourth lens unit barrel in an optical axis direction; a rack configured to transfer a driving force of the linear ultrasonic motor to the fourth lens unit barrel; a rack spring configured to bias the rack so that the rack is brought into contact with the fourth lens unit barrel; and a rack guide shaft. The rack guide shaft is fixed to the fourth lens unit barrel. The fourth lens unit barrel and the rack move together in the optical axis direction. When the fifth lens unit barrel is brought into contact with the fourth lens unit barrel, a relative position of the fourth lens unit barrel and the rack in the optical axis direction changes against a biasing force of the rack spring.

Optical apparatus and image pickup apparatus including the same

A lens apparatus includes: a first holder holding a first lens unit and being moved in optical axis direction manually or by an external driver; a second holder holding a second lens unit and being electrically moved in optical axis direction; a first and second detectors respectively detecting positions of the first and second holders; a driving unit configured to move the second holder in optical axis direction; and a controller controlling the driving unit, in which movable ranges of the first and second holders overlap each other in optical axis direction; in which a position of the second holder in optical axis direction corresponds to a position of a movable portion of the driving unit; and wherein the controller changes a control of the driving unit based on a detection of the first and second detectors before the second holder interferes with the first holder.

Lens apparatus, image pickup apparatus, control method for lens apparatus, and medium storing program

An image pickup apparatus comprises at least one of a sixth lens unit and an eighth lens unit being movable in a direction orthogonal to an optical axis, a first shift driver or a second shift driver driving the sixth or eighth lens unit, a first shift position detector or a second shift position detector detecting a position of the sixth or eighth lens unit, a photographing condition controller controlling imaging conditions, a detector detecting at least one of a moving speed and a moving direction of an object, and a shift controller controlling the sixth or eighth lens unit based on a signal from the detector. The photographing condition control unit has a following shot mode in which an exposure and a driving of the sixth or eighth lens unit are intermittently performed with respect to a movement of the object.

Image pickup apparatus

According to an aspect of the invention, a lens apparatus includes: an imaging optical system including lenses; a focus position change unit changing a position of a focal plane by changing a focus position based on driving of at least one of the lenses; an operation unit operating the driving of the at least one of the lenses by the focus position change unit; an operation amount detection unit detecting an operation amount of the operation unit; a tilt driving unit changing a tilt of the focal plane by driving the imaging optical system; and a tilt amount detection unit detecting a tilt amount that is a drive direction and a drive amount of the imaging optical system by the tilt driving unit.

Lens apparatus, imaging apparatus and camera system

An optical image stabilization apparatus includes an image stabilization element, a base member, a shift member configured to hold the image stabilization element and movable in a direction including a component orthogonal to an optical axis relative to the base member, an elastic member configured to support the image stabilization element and the shift member, and a driver configured to move the shift member. The driver includes a first magnet part and a second magnet part provided on one of the base member and the shift member, a coil provided on the other of the base member and the shift member, a first magnetized portion provided on a side of the first magnet part with respect to a center axis of an opening in the coil, and a second magnetized portion provided on a side of the second magnet part with respect to the center axis.

Optical image stabilization apparatus

An electronic apparatus includes an authenticator configured to identify registered finger information that coincides with detected finger information by matching the detected finger information with the plurality of registered finger information in a predetermined order, an executor configured to execute a function corresponding to the registered finger information identified by the authenticator, a user identifier configured to identify the actual user among the plurality of registered users by acquiring user identification information representing the actual user or by performing a determination process configured to determine the actual user, and a controller configured to change the predetermined order according to the actual user identified by the user identifier.

Electronic apparatus having finger authenticating function

A lens barrel includes a lens, a rotatable operation member, a rotation amount detector configured to detect a rotation amount of the operation member, an operation detector configured to detect a rotational operation of the operation member, the operation detector having a mechanism that is different from a mechanism of the rotation amount detector, and a controller configured to perform drive control of the lens depending on rotation of the operation member, and the controller is capable of operating the lens barrel in a first mode in which the rotation amount detector is used and a second mode in which the operation detector is used, and power consumption required in the second mode is less than power consumption required in the first mode.

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Saitama, Japan

Toshimune Nagano