Patent application number | Description | Published |
20090002825 | Image Stabilizer - An image stabilizer of the present invention is provided with a lens module | 01-01-2009 |
20090268310 | LENS DRIVING APPARATUS, IMAGING APPARATUS, AND LENS BARREL AND CAMERA MAIN BODY USED FOR THIS - A lens position calculator is provided that determines a phase of a driving signal as a reference position of an imaging lens when an output value of a position detection sensor reaches a threshold value. The lens position calculator determines a position obtained by performing addition or subtraction on the reference position read out from a reference position storage as a judgment position, detects an output value of the position detection sensor at a timing in synchronization with the driving signal that drives a driver and at the judgment position, and judges whether the output value of the position detection sensor at the judgment position reaches the threshold value or not, so as to determine the reference position again. | 10-29-2009 |
20100142939 | LENS BARREL SUPPORTING FRAME, LENS RETAINING STRUCTURE, LENS BARREL AND CAMERA - Lens barrel | 06-10-2010 |
20100215353 | CAMERA - A camera includes an optical system, a housing, an image blur corrector, a displacement acquisition section, a rotary driver, a correction computer, and a drive controller. The displacement acquisition section is configured to acquire the amount of displacement of the housing. The rotary driver is configured to rotationally drive the displacement acquisition section with respect to the housing. The correction computer is configured to calculate a first correction amount at the image blur corrector from the displacement amount acquired by the displacement acquisition section. The drive controller is configured to control the operation of the rotary driver, and also controls the operation of the image blur corrector on the basis of the first correction amount. | 08-26-2010 |
20100237743 | ULTRASONIC ACTUATOR - An ultrasonic actuator may be provided in which generation of a stress is prevented in the connection face of the piezoelectric element between the electrodes and the conductive members. The ultrasonic actuator includes a piezoelectric element (P | 09-23-2010 |
20100245603 | CAMERA, CAMERA SYSTEM, AND CAMERA BODY - A camera is provided with which a small size can be achieved while ensuring good image blur correction performance. The camera ( | 09-30-2010 |
20100310245 | LENS DRIVING APPARATUS, IMAGING APPARATUS, AND LENS BARREL AND CAMERA MAIN BODY USED FOR THIS - A lens position calculator is provided that determines a phase of a driving signal as a reference position of an imaging lens when an output value of a position detection sensor reaches a threshold value. The lens position calculator determines a position obtained by performing addition or subtraction on the reference position read out from a reference position storage as a judgment position, detects an output value of the position detection sensor at a timing in synchronization with the driving signal that drives a driver and at the judgment position, and judges whether the output value of the position detection sensor at the judgment position reaches the threshold value or not, so as to determine the reference position again. | 12-09-2010 |
20110001872 | CAM FRAME STRUCTURE, LENS BARREL STRUCTURE, SHAKE COMPENSATION DEVICE AND IMAGING ELEMENT UNIT - The lens barrel includes a lens frame and a cam frame. The lens frame has a body supporting a lens element in the optical system, at least three through-holes formed in the lens frame body, at least three cam members arranged on the lens frame body and at least one protruding member that protrude from the lens frame body. The cam frame has a body, at least three projection members extending from the cam frame body and inserted through the through-holes, at least three cam grooves formed in the cam frame body and the projection members to guide the cam members and to movably support the lens frame with respect to the cam frame body. The cam frame also has at least one auxiliary groove to guide the protruding member. One end of the auxiliary groove is disposed in the circumferential direction between two adjacent projection members. | 01-06-2011 |
20110141340 | INTERCHANGEABLE LENS AND CAMERA SYSTEM USING THE SAME - A camera system for linearly driving a focus lens group by an ultrasonic actuator in a single-lens reflex digital camera to perform focusing operation by a contrast detection method is provided. | 06-16-2011 |
20110158621 | LENS BARREL - A lens barrel which includes an optical system, a support mechanism, a drive correcting mechanism, a retractable lens frame, and a drive retracting mechanism. The optical system includes a corrective lens group and a retractable lens group. The support mechanism movably supports the corrective lens group in a direction perpendicular to the optical axis of the optical system. The drive correcting mechanism is configured to drives the support mechanism so that the corrective lens group moves in a direction perpendicular to the optical axis of the optical system. The retractable lens frame retractably supports the retractable lens group to a first position in which the optical axis of the retractable lens group is offset from the optical axis of the optical system. The drive retracting mechanism is configured to drive the retractable lens frame so that the retractable lens group retracts to the first position. | 06-30-2011 |
20110254407 | ULTRASONIC ACTUATOR - An ultrasonic actuator may be provided in which generation of a stress is prevented in the connection face of the piezoelectric element between the electrodes and the conductive members. The ultrasonic actuator includes a piezoelectric element (P | 10-20-2011 |
20110266921 | ULTRASONIC ACTUATOR - An ultrasonic actuator may be provided in which generation of a stress is prevented in the connection face of the piezoelectric element between the electrodes and the conductive members. The ultrasonic actuator includes a piezoelectric element (P | 11-03-2011 |
20120063015 | LENS BARREL - A lens barrel includes a lens frame, a guide shaft, a lead screw, a nut, and a biasing spring. The guide shaft is inserted into the lens frame. The nut is threaded onto the lead screw. The biasing member biases the lens frame toward the nut. The lens frame includes a first bearing component having a first insertion hole and a second bearing component having a second insertion hole. The guide shaft hits an inner peripheral face of the first insertion hole at a first and second contact point, and hits an inner peripheral face of the second insertion hole at a third and fourth contact point. The first and second contact points are disposed on opposing side of the third and fourth contact points using as a reference a parallel plane which extends along the direction of an optical axis and passes through a guide axis. | 03-15-2012 |
20120069452 | LENS BARREL - A lens barrel is provided that includes a zoom optical system, a zooming unit, and a light adjusting mechanism. The zoom optical system includes a first, a second, and a third lens group. The second lens group is movable in a direction perpendicular to the optical axis and configured to move the optical image in the same direction. The zooming unit causes the zoom optical system to perform a zooming operation. The lens barrel is configured to change between an imaging state and a retracted state. In the imaging state, the zooming operation is performed and all the lens groups are aligned with one another. During the zooming operation, the first and third lens groups move independently of each other, and the light adjusting mechanism moves integrally with the second lens group. In the retracted state, the third lens group is disposed off center from the optical axis. | 03-22-2012 |
20120069453 | LENS BARREL - A lens barrel is provided that includes a zoom optical system, a zooming unit, and a light adjusting mechanism. The zoom optical system is configured to form an optical image of a subject and includes a first, a second, and a third lens group. The third lens group is movable and configured to move the optical image. The zooming unit causes the zoom optical system to perform a zooming operation. The light adjusting mechanism is configured to adjust the light passing through the zoom optical system. The lens barrel is configured to change between an imaging state and a retracted state. In the imaging state, the zooming operation is performed, and the first, the second, and the third lens groups are in alignment. During the zooming operation, the second lens group moves integrally with the third lens group along the optical axis, and the light adjusting mechanism and the second lens group move independently of one another along the same axial direction. In the retracted state, the second lens group is disposed off center from the first lens group. | 03-22-2012 |
20120069454 | LENS BARREL - A lens barrel is provided that includes a zoom optical system with an optical axis. The lens barrel also includes a first and a second lens group. The first lens group has a first curved part and a first straight part when viewed axially along the optical axis. The second lens group is axially and movably disposed relative to the first lens group and has a second curved part and a second straight part when viewed axially along the optical axis. The lens barrel is configured to change between an imaging state and a retracted state. In the imaging state, the first and second lens groups are aligned with one another along the optical axis. In the retracted state, the second lens group is disposed off center from the first lens group so that the first straight part is substantially parallel with the second straight part. | 03-22-2012 |
20120069459 | LENS BARREL - A lens barrel is provided that includes an image optical system with an optical axis. The lens barrel has a first lens, a second lens, a guide shaft, and a driving unit, an adjusting mechanism, and a base frame. The adjusting mechanism is coupled to the guide shaft and has a first and a second portion. The first portion is deflectable and supports one end of the guide shaft. The second portion is configured to press against the first portion to deflect the first portion at an angle relative to the optical axis. The adjusting mechanism is configured to adjust the position of the guide shaft. The guide shaft is arranged to at least partially overlap the driving unit in the circumferential direction around the optical axis, and the first lens is arranged to at least partially overlap the adjusting mechanism in the radial direction relative to the optical axis. | 03-22-2012 |
20120070138 | LENS BARREL - A lens barrel includes an optical system, a drive unit, a drive mechanism, a light adjusting mechanism, and an actuator. The optical system has a correcting lens group with a first optical axis and a retractable lens group with a second optical axis. The drive unit is configured to move the correcting lens group perpendicular to the first optical axis. The drive mechanism is configured to move the retractable lens group between an extended and a retracted position. The second optical axis is concentric with the first optical axis in the extended position and offset from the first optical axis in the retracted position. The light adjusting mechanism is configured to adjust light that passes through the optical system. The actuator is configured to drive the adjusting mechanism and is disposed on one side of the adjusting mechanism. The adjusting mechanism is disposed between the actuator and the drive unit. | 03-22-2012 |
20130215316 | CAM FRAME STRUCTURE, LENS BARREL STRUCTURE, SHAKE COMPENSATION DEVICE AND IMAGING ELEMENT UNIT - The lens barrel includes a lens frame and a cam frame. The lens frame has a body supporting a lens element in the optical system, at least three through-holes formed in the lens frame body, at least three cam members arranged on the lens frame body and at least one protruding member that protrude from the lens frame body. The cam frame has a body, at least three projection members extending from the cam frame body and inserted through the through-holes, at least three cam grooves formed in the cam frame body and the projection members to guide the cam members and to movably support the lens frame with respect to the cam frame body. The cam frame also has at least one auxiliary groove to guide the protruding member. One end of the auxiliary groove is disposed in the circumferential direction between two adjacent projection members. | 08-22-2013 |
20130294759 | IMAGING APPARATUS - An imaging apparatus ( | 11-07-2013 |
20130294760 | IMAGING APPARATUS - An imaging apparatus ( | 11-07-2013 |
20140049824 | IMAGING APPARATUS - An imaging apparatus ( | 02-20-2014 |
20140146226 | DRIVE APPARATUS - An imaging apparatus includes an outer shell, a camera body arranged inside the outer shell and moving along the outer shell, drivers arranged inside the outer shell and configured to drive the camera body, a drive controller configured to control the drivers, a power source arranged inside the outer shell, a power receiver arranged inside the outer shell so as to move together with the camera body and configured to receive power from the outside of the outer shell to supply the power to the power source, and a power supply detector configured to determine whether or not the power is supplied from the outside of the outer shell. When the power is supplied, the drive controller moves the camera body to a predetermined power supply position. | 05-29-2014 |
20140152877 | IMAGING APPARATUS - An imaging apparatus ( | 06-05-2014 |