Canon Kabushiki Kaisha

Sony Corporation

Satoshi Natsume

Kazumasa Yoshikawa

Seiji Sato

Katsumi Karasawa

Takashi Kameyama

Hidekazu Suto

Setsuo Yoshida

Yasuyuki Tomita

Susumu Fukita

Hirotsugu Terada

Masayuki Sakamoto

An image pickup apparatus includes a lens apparatus attached to a camera apparatus detachably, and a camera apparatus separating a beam into color beams of three colors and displays an image synthesizing first, second and third image signals, wherein the lens apparatus includes a memory unit storing correcting data in an image height direction of the second and third image signals on the first image signal for correcting aberration of the image taking optical system, and a lens controlling unit extracting the correcting data of the image taking optical system state, wherein the camera apparatus includes a camera controller moving the second and third image signals in the image height direction, and displaying an image obtained by superimposing the color image signals, wherein the image pickup apparatus includes a controller, and wherein the lens controlling unit adjusts the correcting data, and the memory unit stores the adjusted correcting data.

Image pickup apparatus having aberration correcting function and aberration correcting method for image pickup apparatus

A lens system includes an operating unit for operating a lens apparatus, an operation-side communication unit performing bidirectional communication to/from the operating unit via a transmission line, and a lens-side communication unit performing bidirectional communication to/from the lens apparatus via a transmission line. The operation-side and lens-side communication units perform wireless communication to/from each other. The operation-side communication unit includes a command selecting unit selecting a command to be transmitted to the lens-side communication unit from commands input from the operating unit, and an answer interpolating unit generating an interpolated answer by interpolating answers with respect to commands that are not selected. The lens-side communication unit includes an answer selecting unit selecting an answer to be transmitted to the operation-side communication unit from answers input from the lens apparatus, and a command interpolating unit generating a command by interpolating commands received from the operation-side communication unit.

Lens system and image pickup system including the same

The lens apparatus is detachably attachable to a camera apparatus. The lens apparatus includes an image taking optical system, a memory configured to store aberration correction data being used for image correction processing corresponding to aberration of the image taking optical system, the image correction processing being performed on an image captured by the camera apparatus through the image taking optical system, and a data sending part configured to send the aberration correction data to the camera apparatus. The data sending part is configured to select partial data that is part of the aberration correction data depending on one of a position and a state of an optical adjustment member included in the image taking optical system and information on an image pickup element provided in the camera apparatus, and to send the partial data to the camera apparatus.

Lens apparatus and image pickup system having an image aberration correcting feature

A lens apparatus including an optical element includes a motor configured to drive the optical element; a position detector configured to detect a relative position of the optical element; and a controller configured to detect an origin of the optical element by returning the optical element to the origin by controlling the motor. The controller controls the motor so that a speed of the optical element moving to the origin is higher than a speed of the optical element moved by an operation of an operator.

Lens apparatus

A camera system is disclosed which allows different types of lens apparatuses to be used in combination with a single image-taking apparatus without requiring changes of focus control signals on the side of the image-taking apparatus depending on the type of a lens apparatus mounted on the image-taking apparatus. The camera system includes an image-taking apparatus which outputs a focus control signal and a lens apparatus which includes a focus lens and is mounted on the image-taking apparatus. The lens apparatus includes a controller which produces a drive signal according to a type of focus of the lens apparatus based on the focus control signal and controls drive of the focus lens based on the drive signal.

Camera system and lens apparatus

The present invention provides a lens operation device connected to a lens apparatus and adapted to operate a function which the lens apparatus has. The structure of the lens operation device includes: a plurality of switches including an auxiliary switch; and a controller for detecting the function of the lens apparatus and for assigning execution of the function to the auxiliary switch.

Lens operation device and camera system

The drive controlling apparatus has a memory of storing preset drive information of each of the optical adjusting members, and a controller for performing a preset drive control for controlling the drive of each of the optical adjusting members on the basis of the preset drive information. The controller performs the preset drive control so as to include the state in which the plurality of optical adjusting members are simultaneously driven. Furthermore, the drive controlling apparatus has a selection member being operated for selecting a set condition of the drive speed of the plurality of optical adjusting members out of a plurality of set conditions. The controller sets the drive speed in the preset drive control in accordance with the set conditions selected with the selection member.

Drive controlling apparatus of optical apparatus and optical apparatus

There are provided an optical apparatus and a camera system in which preset image-taking is possible without performing focusing adjustment for objects, even during image-taking of the objects at different distances by using a preset function. In the optical apparatus comprising a storage section which stores preset information, a preset control section which performs preset operation by using the preset information, a focusing control section which controls focusing operation, and a controller which controls the preset operation by preset control section and the focusing operation by the focus control section.

Optical apparatus and camera system

Disclosed is an optical device including an optical member, a memory unit for storing preset driving information about driving of the optical member, a driving unit for driving the optical member, an operation unit having an operation member, and a control unit for performing drive control of the driving unit. The control unit changes the preset driving information in accordance with the operation of the operation unit.

Optical device, optical device driving unit, and camera system

The invention provides an optical apparatus comprising an optical member, a memory unit for memorizing preset speed information, and preset position information or preset direction information a memory instructing operation unit to be operated for causing the memory unit to memorize the preset speed information, and a control unit for executing preset drive control on the optical member, wherein the control unit is adapted to cause the memory unit to memorize arbitrary preset speed information, or arbitrary preset speed information and arbitrary preset direction information, in response to the operation of the memory instructing operation unit, and to drive the optical member either to a position corresponding to the memorized preset position information with a speed corresponding to the memorized preset speed information, or with a speed corresponding to the memorized preset speed information and with a direction corresponding to the memorized preset direction information.

Optical apparatus, optical apparatus driving unit and camera system

Disclosed is an optical device including an optical member, a driving member for driving the optical member, a storage member for storing preset information about driving of the optical member, an information write device for writing the preset information in the storage member from the outside of the optical device, and a control member for performing driving control of the driving member. The control member performs preset driving control of the driving member on the basis of the preset information stored in the storage member.

Optical device, optical device driving unit, information write device, preset information setting system, and camera system

An optical driving unit is disclosed, which is equipped with a function for moving an optical adjustment member by servo-driving to a stored position, wherein the optical adjustment member is not moved against the operator's intent after manual driving while that function is being carried out. The optical driving unit includes a driving mechanism that allows servo-driving and manual driving of the optical adjustment member, and that allows manual driving of the optical adjustment member during servo-driving without necessitating a switching operation. It also includes a storage circuit that stores at least one driving position of the optical adjustment member, and a control circuit that performs preset driving control through which the optical adjustment member is servo-driven to the driving position stored in the storage circuit. The control circuit aborts the preset driving control if manual driving of the optical adjustment member is detected during the preset driving control.

Optical driving unit, optical apparatus and camera system

The invention provides an optical apparatus comprising an optical member constituting the optical apparatus, memory means for memorizing preset information, control means for selectively executing preset drive controls of plural kinds utilizing the preset information memorized in the memory means, in response to a memory instructing operation for the optical member, and memory instructing operation means to be used in common for the memory instruction operation for the preset drive controls of the plural kinds.

The invention discloses an optical apparatus comprises an optical member, manual operation means for manually driving the optical member, a driving motor for electrically driving the optical member, determination means for determining either manual drive by the manual operation means or electrical drive by the driving motor, connection means for transmitting drive force by the driving motor to the optical member with a predetermined connection torque, and control means for varying the connection torque of the connection means based on the result of determination by the determination means.

Growing community of inventors

Sagamihara, Japan

Satoshi Natsume