Patent application number | Description | Published |
20100165493 | Lens barrel, an imaging device, a optical system retaining method and a manufacturing method - A lens barrel comprising: a first retention member that includes a first engaging portion, which engages with a guide shaft, and that retains a first optical system and a second optical system, which is different from the first optical system, to be integrally movable along the guide shaft; and a second retention member that includes a second engaging portion, which engages with the guide shaft, and that retains a third optical system, which is disposed between the first optical system and the second optical system, to be movable independently of the first and second optical systems. | 07-01-2010 |
20100172032 | Lens barrel, image capturing apparatus, and manufacturing method - Provided is a lens barrel including: a guide shaft in an axial form supported by a reference member; a holding member holding an optical system, and movable in an axial direction of the guide shaft with respect to the reference member; and an interlocking member including an engaging section engaging with the holding member, the interlocking member moving in the axial direction while rotating around an optical axis of the optical system, and moving along the guide shaft without rotating the holding member. The lens barrel may include a driving cylinder including a cam groove engaging with the interlocking member, where when rotated around the optical axis, the driving cylinder drives the interlocking member by means of the cam groove, to cause the interlocking member to move linearly in the direction of the guide shaft. | 07-08-2010 |
20100214666 | LENS BARREL AND IMAGE CAPTURING APPARATUS - Provided is a lens barrel comprising a fixed cylinder; an optical system having a first optical component that moves relative to the fixed cylinder; a first holding frame that holds the first optical component; a guide axle that is connected to the first holding frame and that extends parallel to an optical axis of the optical system; a linear drive unit operable to move the guide axle in the direction of the optical axis and to fix the position of the guide axle; and a holding cylinder that holds the linear drive unit, the holding cylinder being fixed to the fixed cylinder with respect to the direction of the optical axis when the linear drive unit moves the guide axle and moving relative to the fixed cylinder in the direction of the optical axis when the linear drive unit holds the guide axle. | 08-26-2010 |
20100214671 | LENS BARREL AND IMAGE CAPTURING APPARATUS - Provided is a lens barrel comprising: an optical system including an optical component that moves relative to a fixed cylinder; a holding frame that holds the optical component; a guide axle that is connected to the holding frame and that extends in a direction parallel to an optical axis of the optical system; a scaling drive unit that can move relative to the fixed cylinder and that moves the holding frame in the direction of the optical axis when the optical system scales; and a focusing drive unit that has at least a portion thereof fixed to the fixed cylinder and that moves the guide axle in the direction of the optical axis while facing at least a portion of the guide axle. | 08-26-2010 |
20100220403 | LENS BARREL AND IMAGE CAPTURING APPARATUS - Provided is a lens barrel comprising a cylinder that is provided on a base and that extends in a direction of the axis of the cylinder; a guide axle that slides in the direction of the axis of the cylinder along an inner peripheral surface of the cylinder; a first holding component that holds a first lens and is fixed to the guide axle; and a second holding component that holds a second lens, which is different from the first lens, and slides in the direction of the axis of the cylinder along an outer peripheral surface of the cylinder. | 09-02-2010 |
20110149420 | LENS BARREL AND IMAGE CAPTURING DEVICE - Provided is a lens barrel including a subject-side lens guided by guide bars, comprising a first guide shaft that is disposed within a cylindrical fixed cylinder and oriented along an axial direction of the fixed cylinder; a second guide shaft that is disposed outside the fixed cylinder and oriented along the axial direction, and arranged such that at least a portion thereof overlaps with the first guide shaft in a longitudinal direction of the first guide shaft; a first holding member that holds a first lens, includes a first engaging member that engages with the first guide shaft, and moves along the first guide shaft; and a second holding member that holds a second lens positioned on a subject side of the first lens, includes a second engaging member that engages with the second guide shaft, and moves along the second guide shaft, wherein at least a portion of movement range of the first engaging member on the first guide shaft overlaps in the axial direction with at least a portion of movement range of the second engaging member on the second guide shaft. | 06-23-2011 |
20110273782 | LENS BARREL AND IMAGING DEVICE - A lens barrel having an image forming optical system including a first optical system and a second optical system which is moveable independently from the first optical system, a first driving portion which drives the first optical system during a magnification changing operation of the image forming optical system, and a second driving portion which drives the second optical system during the magnification changing operation, along with driving the second optical system during a focus adjustment of the image forming system. | 11-10-2011 |
20110286119 | LENS BARREL, IMAGING DEVICE AND MANUFACTURING METHOD THEREOF - A lens barrel and imaging device with a low likelihood of optical characteristics being degraded by an impact from a fall or the like may be provided. A lens barrel including: a retention member that retains an optical system; and a first guide shaft that guides the retention member to be movable along an optical axis of the optical system, wherein the retention member includes, a first engaging portion that engages with the first guide shaft, and an abutting portion disposed at the opposite side of the optical axis from the side thereof at which the first engaging portion is disposed, at a position that is offset in the optical axis direction from the engaging portion, the abutting portion being abuttable against an abutted portion when a force in the optical axis direction is applied at least to the retention member. | 11-24-2011 |
20120243112 | Lens Barrel, An Imaging Device, A Optical System Retaining Method and A Manufacturing Method - A lens barrel comprising: a first retention member that includes a first engaging portion, which engages with a guide shaft, and that retains a first optical system and a second optical system, which is different from the first optical system, to be integrally movable along the guide shaft; and a second retention member that includes a second engaging portion, which engages with the guide shaft, and that retains a third optical system, which is disposed between the first optical system and the second optical system, to be movable independently of the first and second optical systems. | 09-27-2012 |
20120281298 | LENS BARREL, IMAGE CAPTURING APPARATUS, AND MANUFACTURING METHOD - Provided is a lens barrel including: a guide shaft in an axial form supported by a reference member; a holding member holding an optical system, and movable in an axial direction of the guide shaft with respect to the reference member; and an interlocking member including an engaging section engaging with the holding member, the interlocking member moving in the axial direction while rotating around an optical axis of the optical system, and moving along the guide shaft without rotating the holding member. The lens barrel may include a driving cylinder including a cam groove engaging with the interlocking member, where when rotated around the optical axis, the driving cylinder drives the interlocking member by means of the cam groove, to cause the interlocking member to move linearly in the direction of the guide shaft. | 11-08-2012 |
20130271861 | LENS BARREL AND IMAGE CAPTURING DEVICE - A lens barrel including a subject-side lens guided by guide bars. The lens barrel has a first guide shaft disposed within a cylindrical fixed cylinder and oriented axially along the fixed cylinder; a second guide shaft disposed outside the fixed cylinder and oriented axially; a first holding member that holds a first lens and moves along the first guide shaft; and a second holding member that holds a second lens positioned on a subject side of the first lens and moves along the second guide shaft. | 10-17-2013 |
20130308204 | LENS BARREL AND IMAGING DEVICE - A lens barrel having an image forming optical system including a first optical system and a second optical system which is moveable independently from the first optical system, a first driving portion which drives the first optical system during a magnification changing operation of the image forming optical system, and a second driving portion which drives the second optical system during the magnification changing operation, along with driving the second optical system during a focus adjustment of the image forming system. | 11-21-2013 |
20140168793 | LENS BARREL, IMAGE-CAPTURING DEVICE, AND METHOD FOR CONTROLLING LENS BARREL - Provided is a lens barrel in which tilt adjustment can be made depending on the position of a lens unit in the optical axis direction. This lens barrel is characterized by comprising: at least three guide bars provided so as to extend along the optical axis direction; drive means that respectively drive said at least three guide bars in the optical axis direction; a lens frame holding unit that holds an image-capturing lens, the lens frame holding unit being attached to at least three guide bars and being driven in the optical axis direction by said at least three guide bars; and a control unit that controls said at least three linear actuators so as to adjust the respective drive amounts in the optical axis direction of said at least three guide bars and to tilt the lens frame holding unit from a direction orthogonal to the optical axis. | 06-19-2014 |
20140362453 | LENS BARREL, IMAGE CAPTURING DEVICE AND METHOD OF MANUFACTURING THE SAME - A lens barrel includes: a first cylindrical member that extends in a prescribed axial direction; a second cylindrical member that slides in the prescribed axial direction along an inner circumferential surface of the first cylindrical member; an axis member that slides in the prescribed axial direction along an inner circumferential surface of the second cylindrical member; and a first holding member that is fixed to the axis member, is guided in the prescribed axial direction by the slide of the axis member against the second cylindrical member, and holds a first optical member. | 12-11-2014 |
20150022900 | LENS BARREL AND IMAGING DEVICE - A lens barrel having an image forming optical system including a first optical system and a second optical system which is moveable independently from the first optical system, a first driving portion which drives the first optical system during a magnification changing operation of the image forming optical system, and a second driving portion which drives the second optical system during the magnification changing operation, along with driving the second optical system during a focus adjustment of the image forming system. | 01-22-2015 |