Entries |
Document | Title | Date |
20080198462 | IMAGE STABILIZATION UNIT, IMAGE STABILIZATION DEVICE, AND IMAGING APPARATUS - By regulating movement of first and second arms | 08-21-2008 |
20080198463 | ZOOM LENS SYSTEM AND OPTICAL APPARATUS USING THE SAME - Providing a zoom lens system with a vibration reduction function excellently correcting aberrations with accomplishing compact, lightweight, and slim upon being accommodated, and to provide an optical apparatus using the zoom lens system. The system consists of, in order from an object, a first group having negative power, a second group having positive power. Upon zooming from a wide-angle end to a telephoto end, a distance between the first group and the second group decreases. The first group consists of, in order from the object, a first lens having negative power and a second lens having positive power. The second group consists of, in order from the object, a third lens having positive power, a fourth lens having negative power, and a fifth lens having positive power. An image blur is corrected by shifting the second group as a whole in a direction substantially perpendicular to the optical axis. | 08-21-2008 |
20080198464 | Shake reduction apparatus - Herein disclosed is a shake reduction apparatus, comprising a movable-side unit having a movable-side frame provided with a camera unit including a lens and an image sensor, and a movable-side shaft having a spherical surface as an extremity surface thereof; a stationary-side unit having a stationary-side frame provided with a stationary-side shaft having an extremity formed as a spherical surface coming into contact with the extremity of the movable-side shaft, to which the movable-side unit is attached; linear actuators disposed between the movable-side frame and the stationary-side frame to drive the movable-side unit to rotate about two orthogonal axes; a movement detection unit for detecting a movement of a camera about the two orthogonal axes; and a controller for controlling the linear actuators to cause the movable-side unit to move so as to cancel the movement of the camera when the movement detection unit detects the movement of the camera. | 08-21-2008 |
20080212184 | Zoom Lens and Imaging Apparatus - Provided are a zoom lens and an imaging apparatus using the zoom lens, the zoom lens being suited for achieving compactness without increasing the number of lenses and being capable of implementing motion blur compensation. The zoom lens includes lenses arranged in order from an object side into a first lens group having positive refractive power, a second lens group having negative refractive power, a third lens group having positive refractive power, a fourth lens group having positive refractive power, and a fifth lens group having positive refractive power. In the event of a shift of a lens position mode from a wide angle end mode to a telephoto end mode, the first lens group is fixed along an optical axis direction, the second lens group moves to an image side, the third lens group is fixed along the optical axis direction, the fourth lens group compensates for a fluctuation in an image plane position due to the shift of the second lens group, and concurrently moves along the optical axis direction in a close-distance focusing event, and the fifth lens group is fixed along the optical axis direction. An aperture diaphragm is disposed in the vicinity of the third lens group. The fifth lens group includes a negative sub lens group having negative refractive power and a positive sub lens group having a positive refractive power, wherein the image can be shifted in conjunction with a shift of the positive sub lens group in a direction substantially perpendicular to the optical axis. The zoom lens satisfies conditional equation (1) given as 0.609-04-2008 | |
20080218861 | Zoom lens capable of image stabilization and imaging apparatus - A zoom lens capable of image stabilization is provided and includes: in order from the object side, a positive first group fixed in variable magnification, a negative second group having a variable magnification function, a positive third group fixed in variable magnification, and a positive fourth group having a correction function for an image plane variation depending upon variable magnification and a focusing function. In the third group, there are arranged a positive 3a-th group, a negative 3b-th group, and a positive 3c-th group in this order from the object side. Blurring of a taken image caused by a vibration of this variable magnification optical system is corrected by moving the 3b-th group in a direction approximately orthogonal to the optical axis. Further, a specific conditional expression relating to power of the third group and a specific conditional expression relating to a power distribution of lens groups of the third group G | 09-11-2008 |
20080231955 | Image stabilizing actuator and camera furnished therewith - Problem: To provide an actuator capable of preventing damage to spherical bodies and their receiving surfaces when subjected to a shock force. | 09-25-2008 |
20080259454 | ZOOM LENS AND IMAGE PICKUP APPARATUS INCLUDING THE LENS - A zoom lens easily performs image stabilization with a compact and light image-stabilizing lens unit, properly corrects an aberration change during image stabilization, and achieves high optical performance. The zoom lens includes a first positive lens unit, a second negative lens unit, a third positive lens unit, a fourth negative lens unit, and a fifth positive lens. These lens units are arranged in order from an object side toward an image side, and are moved during zooming. The fourth lens unit is formed by one lens component, and is moved in a direction having a component that is perpendicular to the optical axis for image shifting. The Abbe number of a negative lens that forms the fourth lens unit, the thickness of the fourth lens unit on the optical axis, and the focal length of the entire zoom lens at the wide angle end are set appropriately. | 10-23-2008 |
20080297901 | ZOOM LENS SYSTEM, OPTICAL APPARATUS, AND METHOD FOR FORMING AN IMAGE - Providing a zoom lens system having a high zoom ratio being compact with high optical performance. The system includes, in order from an object along an optical axis, a first lens group G | 12-04-2008 |
20080304154 | Voice Coil Module - The present invention relates to a voice coil module (VCM), and more particularly, to a VCM used for lens fixation and displacement measurement in order to prevent and control power consumption. Accordingly, in the VCM, power is not additionally consumed in order to maintain a specific position of the lens in a state that a focus of the lens is adjusted. Further, the lens is not moved and an optical axis is not distorted when a vibration occurs while an image is captured. Furthermore, the lens can be accurately controlled by measuring the present position of the lens. | 12-11-2008 |
20090034076 | LENS APPARATUS, SUPPORT APPARATUS THEREFOR, AND IMAGE CAPTURING SYSTEM - A lens apparatus is electrically connected to a support apparatus including a detecting unit that detects displacement information corresponding to pan or tilt. The lens apparatus includes a converter configured to convert the displacement information into control information; an image stabilization unit configured to perform image stabilization by using the control information; and a format transmitting unit configured to transmit a signal used for discriminating a format of the displacement information to the converter. The converter uses the signal transmitted from the format transmitting unit to convert the displacement information into the control information. | 02-05-2009 |
20090046366 | ZOOM LENS, AND OPTICAL APPARATUS AND METHOD FOR FORMING AN IMAGE OF AN OBJECT USING THE ZOOM LENS - The present invention is a zoom lens ZL which has a plurality of lens groups which are disposed in order from an object along an optical axis, wherein among the plurality of lens groups, a first lens group G | 02-19-2009 |
20090059373 | Actuator for linear motion and tilting motion - There is provided an actuator used in an optical system comprising a housing, a carrier disposed at least partly inside the housing, and a plurality of linear motion transducers coupled to the carrier and substantially evenly spaced around the carrier within the housing. Each linear motion transducer is able to produce linear motion when energized displacing the carrier relative to the housing to produce linear motion, tilting motion, or both of the carrier. | 03-05-2009 |
20090059374 | Image stabilizing device - An image stabilizing device is provided, in a video camera, with a compensating part 2 having movable prisms | 03-05-2009 |
20090073562 | Image fluctuation correcting apparatus - An image fluctuation correcting apparatus rotates a first rotary apex angle prism held in a first prism holding member around a first shaft in a direction for canceling an amount of horizontal fluctuation by electromagnetic force generated between a first drive coil and a first magnet by flowing electric current in the first drive coil. Also, the image fluctuation correcting apparatus rotates a second rotary apex angle prism held in a second prism holding member around a second shaft, which is located 180-degree angle away from the first shaft, in a direction for canceling an amount of vertical fluctuation by electromagnetic force generated between a second drive coil and a second magnet by flowing electric current in the second drive coil. | 03-19-2009 |
20090086321 | ZOOM LENS SYSTEM, OPTICAL APPARATUS, AND METHOD FOR MANUFACTURING ZOOM LENS SYSTEM - Providing a zoom lens system having a vibration reduction function capable of performing quick focusing with excellent optical performance even upon vibration reduction. The system including, in order from an object, a first lens group G | 04-02-2009 |
20090091829 | OPTICAL ELEMENT MODULE AND IMAGE PICKUP DEVICE - An optical element module includes an optical element, and a plurality of actuator elements. In the module, the plurality of actuator elements are arranged such that a direction of width of the oblong strip shape of the plurality of actuator elements is a direction of the optical axis and such that a direction of thickness of the plurality of actuator elements is perpendicular to the optical axis, another end part in a direction of length of the plurality of actuator elements is fixed such that one end part in the direction of length of the plurality of actuator elements is displaced by the bending to move the optical element, and at least one actuator element A of the plurality of actuator elements is disposed such that a direction in which the one end part of the actuator element A is displaced by the bending (X-direction) is orthogonal to a direction in which the one end part of another actuator element B is displaced by the bending (Y-direction). | 04-09-2009 |
20090091830 | LENS DEVICE - A lens device is provided and includes: a housing having a first fixed axis in a transverse direction and a second fixed axis in a longitudinal direction; a first slider supported so as to be slidable along the first fixed axis; a second slider supported so as to be slidable along the second fixed axis; a first movement bar fixed to the first slider in the longitudinal direction; a second movement bar fixed to the second slider in the transverse direction; and a lens holding frame supported so as to be slidable along the first movement bar and the second movement bar. The lens holding frame has two recessed engagement sections open in two different directions, and one of the first and second movement axes is inserted into and engaged with the two recessed engagement sections. | 04-09-2009 |
20090091831 | LENS DEVICE - A lens device is provided and includes: a housing having a first fixed axis fixed in a transverse direction and a second fixed axis fixed in a longitudinal direction; a first slider supported so as to be slidable along the first fixed axis; a second slider supported so as to be slidable along the second fixed axis; a first movement bar fixed to the first slider in the longitudinal direction; a second movement bar fixed to the second slider in the transverse direction; a lens holding frame supported so as to be slidable along the first movement bar and the second movement bar; and a guide bar fixed to the housing in a direction perpendicular to the optical axis. One of the first and second sliders has an engagement section engaged with the guide bar so as to be regulated in the optical axis direction. | 04-09-2009 |
20090091832 | OPTICAL ELEMENT MODULE AND IMAGE PICKUP DEVICE - An optical element module includes an optical element, and a plurality of actuator elements. In the module, each actuator element has an ion conductive polymer film and electrodes arranged on both sides of the film, and a whole of the actuator element is bent in a direction of thickness by applying a voltage between the electrodes, and the direction of the thickness of the actuator elements is a direction of an optical axis of the optical element, the actuator elements are arranged at equal intervals around the optical axis on a plane perpendicular to the optical axis, and a displacement due to the bend of one end part of at least one actuator element acts on one of a side surface and a bottom surface of the optical element to effect one of tilting and movement in the direction of the optical axis of the optical element. | 04-09-2009 |
20090135485 | Zoom lens and image capturing apparatus - The object of the present invention is to provide a zoom lens in which a lens group located in the vicinity of an aperture stop includes two subgroups and one of the subgroups is shifted so that an image is shifted. Thus, an increase in the size of lens groups including a shift lens group can be prevented. In addition, the sensitivity with respect to the axis tilt can be reduced while maintaining a sufficient distance between the two subgroups without increasing the size of the lens groups. Accordingly, a sufficient performance can be provided. | 05-28-2009 |
20090141350 | ZOOM LENS SYSTEM, IMAGING DEVICE AND CAMERA - A zoom lens system comprising a plurality of lens units each composed of at least one lens element, wherein an interval between at least any two lens units among the lens units is changed so that an optical image of an object is formed with a continuously variable magnification, a first lens unit arranged on the most object side among the lens units includes a lens element having a reflecting surface for bending a light beam from the object, and any one of the lens units, any one of the lens elements, or alternatively a plurality of adjacent lens elements that constitute one lens unit move in a direction perpendicular to an optical axis; an imaging device including the zoom lens system; and a camera employing the imaging device. | 06-04-2009 |
20090141351 | ZOOM LENS SYSTEM, IMAGING DEVICE AND CAMERA - A zoom lens system comprising a plurality of lens units each composed of at least one lens element, wherein an interval between at least any two lens units among the lens units is changed so that an optical image of an object is formed with a continuously variable magnification, a first lens unit arranged on the most object side among the lens units includes a lens element having a reflecting surface for bending a light beam from the object, and any one of the lens units, any one of the lens elements, or alternatively a plurality of adjacent lens elements that constitute one lens unit move in a direction perpendicular to an optical axis; an imaging device including the zoom lens system; and a camera employing the imaging device. | 06-04-2009 |
20090141352 | LIQUID OPTICS IMAGE STABILIZATION - A lens system suitable for use with a camera is disclosed. The lens system employs liquid optics to provide stabilization of an image. A pair of liquid lens cells provides stabilization of the image. A second pair of liquid lens cells may provide stabilization in another direction. The two pairs of liquid cells may provide stabilization in any direction. | 06-04-2009 |
20090168179 | Zoom lens and image pickup apparatus - A zoom lens and an image pickup apparatus are disclosed. The zoom lens includes, in order from an object side to an image side, a first lens group having a positive refractive power, a second lens group having a negative refractive power, a third lens group having a positive refractive power, a fourth lens group having a positive refractive power, and a fifth lens group having a positive refractive power. The fifth lens group includes a fixed group having a negative refractive power, and a movable group having a positive refractive power and being movable in a direction substantially orthogonal to the optical axis. The image formed on an image surface is movable in a direction substantially orthogonal to the optical axis by moving the movable group of the fifth lens group in the direction substantially orthogonal to the optical axis. The fifth lens group is satisfied predetermined conditions. | 07-02-2009 |
20090168180 | LENS BARREL AND OPTICAL ELEMENT DRIVING DEVICE - A lens barrel has a first lens group, a second lens group, a third lens group, a first support frame for supporting the first lens group, a second support frame for supporting the second lens group, a third support frame for supporting the third lens group, a first drive unit, and a second drive unit. The first lens group has an overall negative refractive power, and includes a prism. The second support frame is driven along a second optical axis by the first drive unit. The third support frame is driven along the second optical axis by the second drive unit. Part of a first movement region in which the second support frame moves overlaps a second movement region in which the third support frame moves. | 07-02-2009 |
20090190220 | IMAGING LENS, OPTICAL DEVICE THEREOF, AND METHOD FOR MANUFACTURING IMAGING LENS - An imaging lens includes at least a first positive lens group, a first negative lens group that moves during focusing, a second positive lens group that moves during focusing, a second negative lens group that can move in a direction substantially vertical to an optical axis, and a positive lens group, which are disposed in order from an object, wherein a condition of an expression, which is 2.0<(−f4)/d34<20.8, is satisfied, where f4 is a focal length of the second negative lens group (vibration proof group) that can move in a direction substantially vertical to the optical axis, and d34 is an air distance on the optical axis upon focusing on infinity, between a lens surface disposed closest to an image of a lens group (the second positive lens group in the case of this embodiment) which is disposed to an object side of the second negative lens group that can move in a direction substantially vertical to the optical axis, and a lens surface disposed closest to the object of the negative lens group that can move in a direction substantially vertical to the optical axis. | 07-30-2009 |
20090195878 | LINEAR SWING ACTUATOR - There is provided a linear swing actuator, which is provided with a multipolar magnet arranged with one magnetic pole in a central portion and its respective opposite magnetic poles at both ends thereof along a length direction; and a single coil arranged to be relatively movable in the length direction face to face with respect to the multipolar magnet. In this configuration, a distance between the magnetic pole in the central portion and each of the magnetic poles at the both ends is arranged to be shorter than a dimension in the length direction of the coil. | 08-06-2009 |
20090219619 | ZOOM LENS SYSTEM, IMAGING APPARATUS, METHOD FOR ZOOMING, AND METHOD FOR VIBRATION REDUCTION - Providing a high optical performance zoom lens system with realizing a high zoom ratio and compactness suitable for a highly integrated electronic imaging device. The system includes, in order from an object along an optical axis: a first group G | 09-03-2009 |
20090231708 | ZOOM LENS SYSTEM, IMAGING APPARATUS, AND METHOD FOR ZOOMING THE ZOOM LENS SYSTEM - Providing a zoom lens system having excellent optical performance with a high zoom ratio, an imaging apparatus, and a method for zooming the zoom lens system. The system including, in order from an object, a first group G | 09-17-2009 |
20090231709 | IMAGING DEVICE - An imaging device includes an axial-direction moving member which moves between an operating position and a retracted position in an optical axis direction, an in-plane moving optical element movable in a plane orthogonal to the optical axis, a controller which moves the in-plane moving optical element in the orthogonal plane to a reference position when the image device changes from the operating state to the retracted state, and a mechanical guide device, provided between the axial-direction moving member and the in-plane moving optical element. In a state where the in-plane moving optical element is deviated from the reference position, the mechanical guide device guides the in-plane moving optical element to the reference position by using a moving force of the axial-direction moving member when the axial-direction moving member moves from the operating position to the retracted position. | 09-17-2009 |
20090231710 | ZOOM LENS AND IMAGE PICKUP APPARATUS INCLUDING THE SAME - A zoom lens includes, in order from an object side to an image side, a first lens unit having positive refractive power, a second lens unit having negative refractive power, a third lens unit having positive refractive power, and a fourth lens unit having positive refractive power. The zoom lens performs zooming by moving each of the lens units. The first lens unit and the third lens unit are positioned closer to the object at a telephoto end than at a wide-angle end. The zoom lens satisfies the following conditions: | 09-17-2009 |
20090237794 | COLLAPSIBLE LENS BARREL AND OPTICAL INSTRUMENT USING THE SAME - A collapsible lens barrel includes a first holding frame ( | 09-24-2009 |
20090251779 | ZOOM LENS SYSTEM, INTERCHANGEABLE LENS APPARATUS AND CAMERA SYSTEM - A zoom lens system is provided that includes a compactly constructed focusing lens unit and that has a suppressed change in the image magnification at the time of movement of a focusing lens unit. The zoom lens system according to the present invention, in order from an object side to an image side, comprises: a first lens unit having positive optical power; a second lens unit having negative optical power; and at least two subsequent lens units, wherein the two lens units includes a lens unit A having positive optical power and a lens unit B arranged on the image side relative to the lens unit A, at the time of zooming, all lens units move in a direction along the optical axis so that intervals between the lens units vary, at the time of focusing, the lens unit B moves in a direction along the optical axis, and at the time of compensating image blur caused by vibration in the zoom lens system, either the entirety of a lens unit arranged on the object side relative to the lens unit A or a sub lens unit which is a part of a lens unit arranged on the object side relative to the lens unit A and is arranged on the image side therein moves in a direction perpendicular to the optical axis. | 10-08-2009 |
20090251780 | ZOOM LENS SYSTEM, INTERCHANGEABLE LENS APPARATUS AND CAMERA SYSTEM - A zoom lens system is provided that includes a compactly constructed focusing lens unit and that has a suppressed change in the image magnification at the time of movement of a focusing lens unit. The zoom lens system according to the present invention, in order from an object side to an image side, comprises: a first lens unit having positive optical power; a second lens unit having negative optical power; and at least three subsequent lens units, the at least three subsequent lens units, in order from an object side to an image side, include: a lens unit A having negative optical power; and a lens unit B having positive optical power and arranged on the image side of the lens unit A, at the time of zooming, all lens units move in a direction along the optical axis so that intervals between the lens units vary, and at the time of focusing, the lens unit A moves in a direction along the optical axis. | 10-08-2009 |
20090251781 | ZOOM LENS SYSTEM, INTERCHANGEABLE LENS APPARATUS AND CAMERA SYSTEM - A zoom lens system is provided that includes a compactly constructed focusing lens unit and that has a suppressed change in the image magnification at the time of movement of a focusing lens unit. The zoom lens system according to the present invention, in order from an object side to an image side, comprises: a first lens unit having positive optical power; a second lens unit having negative optical power; and at least two subsequent lens units, wherein at the time of zooming, all lens units move in a direction along the optical axis so that intervals between the lens units vary, and at the time of focusing, a second most image-side lens unit moves in a direction along the optical axis. | 10-08-2009 |
20090251782 | ZOOM LENS AND IMAGE PICKUP APPARATUS INCLUDING THE LENS - A zoom lens easily performs image stabilization with a compact and light image-stabilizing lens unit, properly corrects an aberration change during image stabilization, and achieves high optical performance. The zoom lens includes a first positive lens unit, a second negative lens unit, a third positive lens unit, a fourth negative lens unit, and a fifth positive lens. These lens units are arranged in order from an object side toward an image side, and are moved during zooming. The fourth lens unit is formed by one lens component, and is moved in a direction having a component that is perpendicular to the optical axis for image shifting. The Abbe number of a negative lens that forms the fourth lens unit, the thickness of the fourth lens unit on the optical axis, and the focal length of the entire zoom lens at the wide angle end are set appropriately. | 10-08-2009 |
20090257125 | IMAGING LENS, OPTICAL APPARATUS AND METHOD FOR FORMING IMAGE USING THIS IMAGING LENS - An imaging lens includes a first lens group having a positive refractive power, an aperture stop, and a second lens group having a positive refractive power, which are disposed in order from an object. The first lens group has a first lens component having a negative refractive power and a second lens component having a positive refractive power, which are disposed in order from the object, and conditions expressed by the expressions 0.1210-15-2009 | |
20090262425 | IMAGE BLUR CORRECTION APPARATUS, AND IMAGING APPARATUS OR OPTICAL APPARATUS EQUIPPED WITH IMAGE BLUR CORRECTION APPARATUS - An image blur correction apparatus includes first and second lens units, a supporting unit aligning the first and second lens units in an optical axis direction, so that the first and second lens units can independently move in a direction perpendicular to the optical axis, a driving unit driving the first and second lens units in the direction perpendicular to the optical axis, a relative position detection unit detecting a relative position between the first and second lens units, a shake detection unit detecting a shake amount added to the image blur correction apparatus, and a control unit controlling the driving unit based on an output of the shake detection unit. The control unit performs closed-loop control based on an output of the relative position detection unit so that the second lens unit moves in a direction opposite to that of the first lens unit. | 10-22-2009 |
20090262426 | ZOOM LENS SYSTEM, LENS BARREL, IMAGING DEVICE AND CAMERA - A zoom lens system comprising a plurality of lens units each composed of at least one lens element, wherein an interval between at least any two lens units is changed so that an optical image is formed with a continuously variable magnification, the zoom lens system comprises a first lens unit having positive power, a second lens unit that includes a lens element having a reflecting surface and has negative power and subsequent lens units including at least one lens unit having positive power, and the condition: 0.50<(C−S)/H<1.00(C=√{square root over ( )}(2R·d | 10-22-2009 |
20090290216 | ZOOM LENS AND IMAGE PICKUP APPARATUS HAVING THE SAME - A zoom lens includes a first, third and fourth lens group of positive refracting power, a second lens group of negative refracting power, wherein, during zooming from a wide-angle end to a telephoto end, at least the first lens group moves, wherein the third lens group includes, a first lens sub-group of positive refracting power and a second lens sub-group of negative refracting power, wherein the second lens sub-group includes a single negative lens, wherein the first lens sub-group of the third lens group is moved to keep a perpendicular component relative to an optical axis to correct image blur to be produced when the zoom lens vibrates, and wherein, when a focal length of the first lens group is denoted by f1 and the focal length of the whole system at the wide-angle end is denoted by fw, a conditional expression 10.011-26-2009 | |
20090303595 | Optical image stabilizing apparatus for micro-camera module - The present invention relates to an optical image stabilizing apparatus for a micro-camera module capable of effectively stabilizing an image of the camera module and implementing miniaturization of the camera module by supplying an “L”-shaped biaxial guide structure to prevent a tilt in a Y axial direction while moving an automatic focusing unit of the camera module in a horizontal X axial direction and to prevent a tilt in an X axial direction while moving the automatic focusing unit of the camera module in a horizontal Y axial direction. | 12-10-2009 |
20090303596 | TELEPHOTO ZOOM LENS - A telephoto zoom lens having four lens groups in a P-N-P-P configuration arranged sequentially from an object side. The first lens group includes a front group which is fixed when focusing and has a positive refractive power, and a rear group which moves when focusing and has a positive refractive power. The entire first lens group, including the front and rear groups, is fixed during zooming, and the second and third lens groups move during zooming. The second lens group compensates for shaking of an image plane caused by hand-shaking, by moving in a direction perpendicular to the optical axis, and satisfies the following condition: | 12-10-2009 |
20090316266 | ZOOM LENS AND CAMERA HAVING THE SAME - A zoom lens including four lens units having positive, negative, positive, and positive refractive power in order from an object side to an image side thereof, wherein the distance between the adjacent lens units changes when zooming: wherein the third lens unit includes, in order from the object side to the image side, a first lens subunit having negative refractive power and a second lens subunit having positive refractive power. The zoom lens is configured to displace an image formed by the zoom lens in a direction perpendicular to its optical axis by moving the second lens subunit so as to have a component perpendicular to the optical axis, wherein the curvature radius of a surface, closest to the object, of the first lens subunit and the curvature radius of a surface second closest to the object, of the first lens subunit are set at appropriate values. | 12-24-2009 |
20100002300 | Zoom lens and pickup apparatus - Disclosed herein is a zoom lens, including: a first lens group having a positive refracting power; a second lens group having a negative refracting power; a third lens group having a positive refracting power; and a fourth lens group having a positive refracting power; the first, second, third and fourth lens groups being disposed in order from the object side; the first lens group including only a cemented lens including a positive lens and a negative lens cemented in order from the object side and having a generally positive refracting power; the first lens group being configured so as to satisfy the conditional expression (25<ν | 01-07-2010 |
20100002301 | IMAGE STABILIZER - An image stabilizer includes a rotor including a lens assembly, and configured to move perpendicular to an optical axis of light passing through the lens assembly, and a suspension unit configured to support movement of the rotor and to prevent the rotor from moving non-perpendicular to the optical axis of the light passing through the lens assembly. Accordingly, the image stabilizer prevents variance of characteristics of a rotor in a low frequency band according to the position and distortion of phase characteristics in a high frequency band. Therefore, the image stabilizer has consistent operation characteristics regardless of the position, posture, and movement of a person using an image capture device containing the image stabilizer. | 01-07-2010 |
20100007956 | VIBRATION CORRECTING DEVICE, LENS BARREL, AND OPTICAL DEVICE - An optical device with an imaging device for forming an image of a subject with a lens device includes a lens unit, a movable member making the lens unit movable within a plane orthogonal to the optical axis of the lens unit, an image pickup device imaging the subject image formed by the lens device, a fixed member limiting the movement of the movable member in the optical axis direction, at least three balls rolling between the movable and fixed member, a vibration detecting unit, and a pitch direction drive unit for driving the movable member in the pitch direction within the optical axis orthogonal plane and a yaw direction drive unit for driving the movable member in the yaw direction within the optical axis orthogonal plane. The pitch and yaw direction drive units press the movable member toward the fixed member side by means of magnetic pressing forces caused by magnetic attractive action between drive magnets and yokes. | 01-14-2010 |
20100033821 | High variable power zoom lens - A compact and lightweight, high variable power zoom lens especially suitable for single-lens reflex digital cameras, which is 75 degrees or even wider in field angle at the wide-angle end, approximately 3 to 4 in F-number at the wide-angle end and approximately 6 to 7 at the telephoto end, and about 15× in variable power ratio. The zoom lens of four groups of lens pieces respectively exerting positive, negative, positive, and positive refractivities varies the power from the wide-angle end to the telephoto end as a result of the 1st and 2nd lens groups being split more, the 2nd and 3rd lens groups coming closer to each other, and the 3rd and 4th lens groups also coming closer to each other. The 3rd lens group has the leading set of lens pieces of positive refractivity closer to objects and the trailing set of lens pieces of negative refractivity, and the trailing set alone are moved to be orthogonal to the optical axis to compensate for defocus in the imaging plane caused by a tremor of the user's hand(s). The 2nd lens group are displaced closer to objects for the focusing. | 02-11-2010 |
20100033822 | LENS ACTUATOR AND CAMERA SYSTEM HAVING SAME - An exemplary lens actuator includes a fixed unit, a movable unit, and a connecting member for connecting the fixed unit with the movable unit. The fixed unit includes a fixed barrel and a plurality of magnets mounted on the fixed barrel. The fixed barrel includes a first receiving cavity in a center thereof for receiving the movable unit therein. The movable unit includes a lens barrel, and a plurality of coils connected with the outer wall of the lens barrel and facing the respective magnets. | 02-11-2010 |
20100046074 | ZOOM LENS AND IMAGE PICKUP APPARATUS HAVING THE SAME - A zoom lens includes a first lens unit having a positive refractive power, a second lens unit having a negative refractive power, a reflection member configured to bend an optical path, a third lens unit having a positive refractive power, and a fourth lens unit having a positive refractive power. In the zoom lens, two or more lens units of the first through the third lens unit move during zooming. In addition, in the zoom lens, the third lens unit includes a first lens sub-unit, and a second lens sub-unit configured to move in a direction having a component perpendicular to the optical axis to displace an image forming position. | 02-25-2010 |
20100118402 | OPTICAL IMAGE STABILIZER AND OPTICAL APPARATUS - The optical image stabilizer ( | 05-13-2010 |
20100134887 | OPTICAL IMAGE STABILIZER FOR CAMERA LENS ASSEMBLY - An optical image stabilizer for correcting an image blurred by shaking of a hand while an object is photographed using a mobile communication terminal is provided. The optical image stabilizer includes an image sensor. A lens assembly is mounted on an optical axis of the image sensor. A housing contains the lens assembly. A rotator provided between the housing and the lens assembly surrounding the lens assembly rotates the lens assembly around a first axis perpendicular to the optical axis and a second axis perpendicular to the first axis in engagement with the lens assembly. A driving member rotates the rotator around the first and second axes. The optical image stabilizer can be mounted in a miniaturized lightweight photographing device, so that a clear image can be captured even during vibration of a photographing device caused by hand-shaking. | 06-03-2010 |
20100177386 | ELECTROWETTING DEVICE WITH POLYMER ELECTRODE - The invention concerns an electrowetting optical device comprising a chamber ( | 07-15-2010 |
20100182696 | LENS BARREL AND OPTICAL APPARATUS INCLUDING THE SAME - The lens barrel has an image blur correction function for correcting an image blur, including: a movable member movable in a direction orthogonal to an optical axis while holding a lens and a driving magnet; and a fixed member for positioning the movable member in an optical axis direction and holding a driving coil and a magnetic member, in which: the driving magnet and the magnetic member constitute a driving portion for moving the movable member in the direction orthogonal to the optical axis; and in a plane orthogonal to the optical axis, a width of the magnetic member in a direction orthogonal to a direction of driving the movable member is larger than a width of the driving magnet in the direction orthogonal to the direction of driving the movable member. | 07-22-2010 |
20100195206 | IMAGE STABILIZING DEVICE AND CAMERA - An image stabilizing device of the present invention includes: a correction lens holding member | 08-05-2010 |
20100195207 | ZOOM LENS SYSTEM, INTERCHANGEABLE LENS APPARATUS AND CAMERA SYSTEM - Provided is a zoom lens system including a compact focusing lens unit and having a suppressed change in image magnification at the time of movement of the focusing lens unit. The zoom lens system of the present invention, in order from an object side to an image side, includes a first lens unit G | 08-05-2010 |
20100202053 | Zoom lens and image pickup apparatus - A zoom lens includes, in order from an object side to an image side, a positive refractive, fixed first lens unit; a negative refractive second lens unit movable mainly for zooming; a positive refractive, fixed third lens unit; a positive refractive fourth lens unit movable for focal-position correction and focusing performed in response to zooming; and a positive refractive fifth lens unit. The fifth lens unit includes, in order from the object side to the image side, a negative refractive, fixed sub-unit; and a positive refractive sub-unit movable substantially perpendicularly to an optical axis. An image formed on an image surface is movable substantially perpendicularly to the optical axis by moving the movable sub-unit substantially perpendicularly to the optical axis. An aperture stop is provided on the object side of the third lens unit. The third lens unit includes a positive refractive sub-unit and a negative refractive sub-unit. | 08-12-2010 |
20100214658 | ZOOM LENS, OPTICAL APPARATUS EQUIPPED THEREWITH AND METHOD FOR MANUFACTURING THE ZOOM LENS - A zoom lens ZL installed in an electronic still camera | 08-26-2010 |
20100232020 | Zoom lens and imaging apparatus - A lens includes a front group including a plurality of lens groups; and a rear group that is provided on an image side of the front group and that includes a negative lens and a positive lens. The positive lens has a flat lens surface on its image side, and is tiltable about a spherical center of its object side lens surface that is convex on the object side. When a lens system is inclined, the positive lens is tilted in relation to the optical axis of the lens system based on: a focal length of the overall lens system; an angle of the optical axis of the lens system after being inclined in relation to the optical axis before being inclined; a distance between the image side lens surface of the positive lens and the image plane; and a refractive index of the positive lens. | 09-16-2010 |
20100246002 | ZOOM LENS SYSTEM AND IMAGE TAKING APPARATUS INCLUDING THE SAME - Provided is a zoom lens system includes, in order from an object side to an image side: a first lens unit having a positive refractive power; a second lens unit having a negative refractive power; a third lens unit having a positive refractive power; and a fourth lens unit having a positive refractive power, the second and fourth lens units move on an optical axis during zooming. The third lens unit includes, in order from the object side to the image side: a third A lens unit having a negative refractive power; and a third B lens unit having a positive refractive power, the third B lens unit including a positive lens and a negative lens being joined together. When curvature radii of surfaces of the cemented lens on the object side and the image side are R | 09-30-2010 |
20100259822 | ACTUATOR AND ANTI-VIBRATION CAMERA MODULE USING SAME - An actuator includes a first barrel, a second barrel, a first magnetic portion, a second magnetic portion and a plurality of springs. The second barrel is received in the first barrel. The first magnetic portion and the second magnetic portion are arranged between the first barrel and the second barrel. The first magnetic portion is fixed to the first barrel. The second magnetic portion is fixed to the second barrel. The first magnetic portion is opposite to the second magnetic portion. The first and second magnetic portions cooperatively drive the second barrel to move in the first barrel on the plane perpendicular to a central axis of the first barrel. The springs are elastically connected to the first barrel and to the second barrel, to provide a restoring force between the first barrel and the second barrel when the first barrel is not coaxial with the second barrel. | 10-14-2010 |
20100302640 | LENS SYSTEM, OPTICAL APPARATUS AND MANUFACTURING METHOD - A lens system having, in order from an object, at least a first lens group G | 12-02-2010 |
20110007396 | Zoom lens and imaging apparatus - A zoom lens includes, in order from an object side to an image side: a first lens group that has a positive refractive power and remains stationary in a direction of an optical axis; a second lens group that has a negative refractive power and is movable on the optical axis so as to perform a zoom operation; a third lens group that has a positive refractive power and remains stationary in the direction of the optical axis during zooming and focusing; a fourth lens group that has a positive refractive power and is movable on the optical axis so as to correct fluctuation in imaging position and correct change in imaging position caused by change in object distance; and a fifth lens group that has a positive refractive power and remains stationary in the direction of the optical axis. | 01-13-2011 |
20110013283 | OPTICAL APPARATUS INCLUDING AN IMAGE STABILIZING APPARATUS - An image stabilizer includes: an optical system movable in a plane perpendicular to an optical axis (“orthogonal plane”) and correcting image blur; a movable member holding the optical system and movable relative to a fixed member in an orthogonal plane; a guide guiding the movable member while preventing from rotating in an orthogonal plane; three first balls rollably interposed between the fixed and guide members; two second balls rollably interposed between the guide and movable members; one third ball rollably interposed between the fixed and movable members; a biasing unit biasing the movable member toward the fixed member; and a drive unit driving the movable member relative to the fixed member in two directions perpendicular to the optical axis, wherein in an orthogonal plane, two of the first balls are rollable only in first direction; the second balls are rollable only in second direction different from the first direction. | 01-20-2011 |
20110032616 | OPTICAL UNIT AND OPTICAL APPARATUS - The optical unit includes a base member, a shift member configured to hold an image stabilizing lens and to be movable with respect to the base member in a plane orthogonal to an optical axis to reduce image blur, and an image stabilizing actuator configured to shift the shift member. The optical unit further includes a light controlling member disposed further inside than the image stabilizing actuator in a direction orthogonal to the optical axis and in an area where the image stabilizing actuator is disposed in a direction parallel to the optical axis. | 02-10-2011 |
20110032617 | OPTICAL APPARATUS - The optical apparatus includes a base member, a shift member holding an image stabilizing lens and movable in a direction orthogonal to an optical axis direction of the optical apparatus with respect to the base member, a biasing member biasing the shift member toward the base member in the optical axis direction, and an aperture stop unit disposed on a side opposite to the base member with respect to the shift member and adjusting an amount of light. The aperture stop unit includes a displacement preventing portion which makes contact with the shift member to prevent the shift member from being displaced toward the aperture stop unit. | 02-10-2011 |
20110122495 | IMAGING LENS UNIT AND IMAGING APPARATUS - An imaging lens that focuses light from a subject on an imaging surface, a lens holder that holds the imaging lens, a holder that holds the lens holder so as to be capable of moving along the optical axis of the imaging lens and capable of rotating in a tilting direction with respect to the optical axis, magnets and coils that independently cause drive forces to act in the direction along the optical axis with respect to the lens holder at at least three locations of the periphery of the lens holder, a Hall element that detects the attitude of the lens holder with respect to the optical axis, and a control apparatus that controls the magnitude and direction of the drive force of each coil in accordance with the detection output of the Hall element. In accordance with the present invention, in the cladding lens unit, it is possible to perform a movement in an optical axis direction of the imaging lens and a tilt movement with respect to the optical axis with a simple constitution. | 05-26-2011 |
20110134529 | ZOOM LENS, OPTICAL APPARATUS, AND METHOD FOR FORMING AN IMAGE OF AN OBJECT - In a zoom lens having a plurality of lens groups which are disposed in that order from an object, a first lens group that is disposed to closest to the object among the plurality of lens groups has positive refractive power and comprises a light path bending element which bends the path of light and a plurality of lens components which are disposed closer to the object than the light path bending element; and, where the distance on the optical axis from the surface closest to the object in the first lens group to the surface closest to the object in the light path bending element is L | 06-09-2011 |
20110141564 | LENS ACTUATOR - A lens actuator includes a cylindrical carrier having a hollow for accommodating a lens, the hollow being formed in a first direction; a driving yoke for housing the carrier; a base for holding the yoke thereon; a driving magnet and a driving coil, which are fixed either to the outer periphery of the carrier or the driving yoke; a moving magnet fixed to the driving yoke; and a moving coil fixed to the base. The carrier is movable with respect to the driving yoke in the first direction, and the driving yoke is movable with respect to the base in a second direction perpendicular to the first direction. The driving magnet and the driving coil face each other in the second direction, and the moving magnet and the moving coil face each other in the first direction. | 06-16-2011 |
20110141565 | POSITION CONTROLLER FOR OPTICAL ELEMENT - A position controller includes a movable member which holds the optical element and supported by a support member to be linearly movable from an anti-shake driving range in which the optical element is positioned on an optical axis to a removed position outside of the anti-shake driving range, an electromagnetic actuator including first and second coils supported by the support member and first and second magnets supported by the movable member, and an insertion/removal operational member. When the movable member is in the anti-shake driving range, the first and second magnets face the first and second coils, respectively. The first and second magnets are arranged on opposite sides of a removing-direction center line passing through a center of the optical element in a moving direction of the movable member so that a distance between magnetic-pole boundary lines of the first and second magnets increases toward the anti-shake driving position. | 06-16-2011 |
20110141566 | POSITION CONTROLLER FOR OPTICAL ELEMENT - A position controller for an optical element of an optical system includes a first movable member supported by a support member to be movable relative thereto in a first direction orthogonal to an optical axis, a second movable member which holds the optical element and is supported by the first movable member to be movable relative thereto in a second direction which is nonparallel to the first direction, an electromagnetic actuator that produces a driving force for moving at least the second movable member in the second direction, and an insertion/removal drive mechanism for moving the second movable member between an anti-shake driving position, at which a position control for the second movable member can be performed using the electromagnetic actuator, and a removed position at which the second movable member is positioned outside a range of the position control that uses the electromagnetic actuator. | 06-16-2011 |
20110188117 | ANTI-VIBRATION ZOOM LENS OPTICS - The present invention is directed to provide an anti-vibration zoom lens optics designed to bring about capabilities of reducing an effective aperture of one of lens groups displaceable for anti-vibration compensation to permit downsizing of anti-vibration mechanism, and of avoiding complicating the lens mechanism by virtue of the optics design simply of four of the lens groups where a unit associated with an aperture stop and an anti-vibration unit can be appropriately spaced apart from each other without interference between driving mechanisms for both the units. The four groups of lens pieces include the leading or first lens group of positive refractivity, the succeeding second lens group of negative refractivity, the third lens group of positive refractivity, and the trailing or fourth lens group of positive refractivity all arranged in this order from the front end closest to the object to the rearmost, where the fourth lens group include three subsets of lens pieces, namely, the leading or first subset, the succeeding or second subset, and the trailing or third subset all arranged in this order from the front end closest to the object to the rearmost, and the second subset of lens pieces are moved perpendicular to the optical axis to compensate for blur in the imaging plane. | 08-04-2011 |
20110216413 | OPTICAL IMAGE STABILIZER AND OPTICAL APPARATUS - The optical image stabilizer includes a shift member holding an image stabilizing element and being movable with respect to a center axis, a lock member disposed around the shift member and rotatable about the center axis between a lock position to limit movement of the shift member and an unlock position to release the limit of the movement of the shift member, and a base member including a supporting portion to rotatably support the lock member. The shift member includes protrusions at its plural circumferential places. The lock member includes, in its inner circumferential part, locking portions to receive contact of the protrusions at the lock position so as to limit the movement of the shift member. The supporting portion is formed so as to include plural openings allowing contact of the protrusions with the lock portions and so as to support the inner circumferential part of the lock member. | 09-08-2011 |
20110228394 | ZOOM LENS - A zoom lens includes a magnification-varying lens unit moving in an optical axis direction; a movable optical unit arranged in an object side of the magnification-varying lens unit; and a controller for moving the optical unit and the zoom lens displacing an image. A movable range of the optical unit is larger at a wide angle end than at a telephoto end. The zoom lens further includes a position detecting unit for detecting a relative position of the magnification-varying lens unit; and a position computing unit for computing a position of the magnification-varying lens unit. It is driven to a reference position immediately after power-on, then its position stored in the position computing unit is initialized to the reference position, then it is driven to a position at power-on, and then the movable range of the optical unit is set so as to correspond to the position of the magnification. | 09-22-2011 |
20110242660 | DIRECT DERIVATIVE FEEDFORWARD VIBRATION COMPENSATION SYSTEM - Methods and apparatus for providing vibration compensation using position measurements are disclosed. According to one aspect of the present invention, a method of compensating for vibrations of an object includes obtaining a plurality of position measurements associated with the object. The method also includes processing the plurality of position measurements to determine a derivative acceleration, and determining a compensatory force to counteract the vibrations of the object. Determining the compensatory force includes using the derivative acceleration. Finally, the method includes applying the compensatory force to the object. | 10-06-2011 |
20110249336 | OPTICAL APPARATUS INCLUDING AN IMAGE STABILIZING APPARATUS - An image stabilizer includes: an optical system movable in a plane perpendicular to an optical axis (“orthogonal plane”) and correcting image blur; a movable member holding the optical system and movable relative to a fixed member in an orthogonal plane; a guide guiding the movable member while preventing from rotating in an orthogonal plane; three first balls rollably interposed between the fixed and guide members; two second balls rollably interposed between the guide and movable members; one third ball rollably interposed between the fixed and movable members; a biasing unit biasing the movable member toward the fixed member; and a drive unit driving the movable member relative to the fixed member in two directions perpendicular to the optical axis, wherein in an orthogonal plane, two of the first balls are rollable only in first direction; the second balls are rollable only in second direction different from the first direction. | 10-13-2011 |
20110267692 | IMAGE BLUR CORRECTION APPARATUS AND IMAGE PICKUP UNIT HAVING IMAGE BLUR CORRECTION APPARATUS - An image blur correction apparatus according to the present invention includes a base, a movable holding member, a support mechanism that supports the movable holding member to be movable within a plane vertical to an optical axis of a lens, a driving means for driving the movable holding member, a position detecting means, and a returning means for returning the movable holding member to a pause position, wherein the driving means includes coils ( | 11-03-2011 |
20110279898 | ZOOM LENS AND IMAGE PICKUP APPARATUS INCLUDING THE SAME - A zoom lens, including: a first lens unit; a second lens unit; a magnification-varying system including two or more lens units; and a fourth lens unit, in which: the fourth lens unit includes: a forth lens first unit having a negative refractive power; a forth lens second unit having a negative refractive power that moves so as to have a component perpendicular to an optical axis so that an image is displaced in a direction perpendicular to the optical axis; and a forth lens third unit having a positive refractive power; and the following conditional expression is satisfied: 1.211-17-2011 | |
20110279899 | CORRECTION-LENS-MOVING VOICE COIL MOTOR, ANTI-VIBRATION DEVICE, INTERCHANGEABLE LENS UNIT AND OPTICAL APPARATUS - A voice coil motor for moving a correction lens comprising a magnet unit comprising a pair of yokes and at least one permanent magnet for defining a magnetic gap, and a coil disposed in the magnetic gap, to cause the relative linear movement of the magnet unit and the coil by current supplied to the coil; the permanent magnet having different magnetic poles adjacent to each other along the movement direction on a surface opposing the magnetic gap; the width of the permanent magnet in the movement direction being two times the width Wm of the magnetic poles; the width Wa of the coil in the movement direction being smaller than the width | 11-17-2011 |
20110286099 | LENS DRIVING DEVICE, AUTOFOCUS CAMERA AND CAMERA-EQUIPPED MOBILE TERMINAL - In the lens driving device of the present invention, at least two second coils are disposed at a 90 degree interval in a circumferential direction of a first coil wound around an outer circumference of a lens support in the circumferential direction, at least four magnets are provided at an inner circumferential side of a circumferential wall of a yoke and are provided at even intervals about the circumferential direction of the first coil, each magnet being provided so that an inner circumferential face is the same magnetic pole and opposes an outer circumferential face of the first coil, and in addition is opposite the second coil at the position of providing the second coil. When the lens support is moved in the optical axis direction, an electric current flows in the first coil, and when the lens support is moved in an X-Y direction orthogonal to the optical axis, a predetermined electric current flows in a predetermined second coil. | 11-24-2011 |
20110299163 | THREE-DIMENSIONAL-CAMERA LENS SYSTEM - In each of left and right lens devices used in the three-dimensional camera, an antivibration lens group for preventing image blur caused by vibrations is disposed in an image-pickup optical system. A movement instructing device which adjusts, by manual operation, a reference position at which the vibration lens group is fixedly held when antivibration control is stopped is provided in an operation unit about the vibration control. An improper feeling of a three-dimensional image caused by optical-axis misalignment can be reduced by adjusting the reference position of the antivibration lens group by the movement instructing device. | 12-08-2011 |
20110317266 | IMAGE STABILIZING DEVICE AND CAMERA - An image stabilizing device of the present invention includes: a correction lens holding member | 12-29-2011 |
20110317267 | TELEPHOTO ZOOM LENS - A telephoto zoom lens having four lens groups in a P-N-P-P configuration arranged sequentially from an object side. The first lens group includes a front group which is fixed when focusing and has a positive refractive power, and a rear group which moves when focusing and has a positive refractive power. The entire first lens group, including the front and rear groups, is fixed during zooming, and the second and third lens groups move during zooming. The second lens group compensates for shaking of an image plane caused by hand-shaking, by moving in a direction perpendicular to the optical axis, and satisfies the following condition: | 12-29-2011 |
20120008208 | Image Stabilization Device - An image stabilization device is disclosed. The image stabilization device includes a first linkage assembly and a first flexible element. The first linkage assembly is disposed on a frame. The first linkage assembly includes a first linkage which is disposed in a first direction. The first flexible element is capable of pressing an optical element to the first linkage so as to make the optical element move along the first direction. | 01-12-2012 |
20120033300 | FIXED FOCAL LENGTH LENS HAVING IMAGE STABILIZATION FUNCTION - A fixed focal length lens has a focal length of a whole system shorter than a back focus. The fixed focal length lens includes an aperture stop, and an image-stabilizing lens unit that moves in a direction including a component of a direction orthogonal to an optical axis to reduce an image blur. The conditions of 0.102-09-2012 | |
20120057234 | VARIABLE POWER ZOOM LENS - The present invention is a variable power zoom lens that is suitable to APS-format single-lens reflex cameras. The zoom lens has the foremost or first lens group G | 03-08-2012 |
20120062993 | ZOOM LENS - A zoom lens includes, sequentially from an object side, a first lens group having a positive refractive power; a second lens group having a negative refractive power; a third lens group having a positive refractive power; and a fourth lens group having a positive refractive power. Zoom is performed by moving the second and the third lens groups in a direction along an optical axis. The fourth lens group consists of, sequentially from the object side, a front group having a positive refractive power, an intermediate group configured by a cemented lens formed by a positive lens and a negative lens and having an overall refractive power that is negative, and a rear group having a positive refractive power. Blur is corrected by moving the intermediate group in a direction that is substantially orthogonal to the optical axis. | 03-15-2012 |
20120062994 | Zoom Lens System, Interchangeable Lens Apparatus and Camera System - A zoom lens system comprising a positive first lens unit, a positive second lens unit, and at least two subsequent lens units, wherein the first lens unit moves along an optical axis at the time of zooming, an interval between the second lens unit and one of the at least two subsequent lens units varies at the time of zooming or focusing, the first lens unit is composed of at least three lens elements, each of the first lens unit and the second lens unit includes at least one negative lens element, and the conditions: 0.008<(1/vd | 03-15-2012 |
20120069440 | OPTICAL SYSTEM, OPTICAL APPARATUS EQUIPPED THEREWITH, AND METHOD FOR MANUFACTURING OPTICAL SYSTEM - An optical system SL installed in a single-lens reflex camera includes, in order from an object side, a first lens group G | 03-22-2012 |
20120069441 | IMAGING LENS, OPTICAL APPARATUS EQUIPPED THEREWITH AND METHOD FOR MANUFACTURING IMAGING LENS - An imaging lens, an optical apparatus equipped therewith, and a method for manufacturing the imaging lens are provided. The imaging lens includes a front lens group having negative refractive power disposed to the most object side and a rear lens group having negative refractive power, disposed to an image side of the front lens group and moving at least a portion thereof in a direction including a component substantially perpendicular to an optical axis. The rear lens group includes G | 03-22-2012 |
20120092768 | LENS DRIVING DEVICE, AUTOFOCUS CAMERA, AND CAMERA-EQUIPPED MOBILE TERMINAL - In a lens driving device of the present invention, each magnet is provide to face an outer circumferential face of a first coil, and face a second coil at a position at which the second coil is provided. A first spring member and a second spring member are configured by a plurality of six springs separated from each other, each coil wire end of the first coil and the two of the second coils being connected to a different spring, respectively, and when moving a lens support ( | 04-19-2012 |
20120099201 | TILT-TYPE ANTI-SHAKE COMPENSATION STRUCTURE FOR AUTO-FOCUS MODULE - A tilt-type anti-shake compensation structure for auto-focus module includes an auto-focus module having a lens assembly held thereto and driving the latter to move forward and rearward in a light entering path, i.e. in z-axis direction, so as to focus a captured image; an outer frame enclosing the auto-focus module therein, and having an elastic supporting member provided therein to connect to and between upper ends of the outer frame and the auto-focus module; and a compensation driving unit arranged behind the auto-focus module for driving the auto-focus module to tilt leftward and rightward on x-axis, or forward and rearward on y-axis, within the outer frame, so as to compensate any image deviation due to shake caused by hands. The anti-shake structure is simple and can quickly compensate shake caused by hands. | 04-26-2012 |
20120099202 | Zoom lens and imaging apparatus - Provided is a zoom lens that has a plurality of lens groups and performs zooming by changing spaces between the plurality of lens groups. A final lens group closest to an image side includes, in order from an object side to an image side: a first partial lens group that has a negative refractive power; a second partial lens group that has a positive refractive power; and a third partial lens group that has a positive refractive power. Image blur is corrected by shifting the second partial lens group in a direction substantially perpendicular to an optical axis. Assuming that a focal length of the first partial lens group is fGF, a focal length of the second partial lens group is fGS, and a focal length of a whole lens system of the lens groups in a telephoto end state is ft, the following expressions are satisfied: | 04-26-2012 |
20120113515 | IMAGING SYSTEM WITH AUTOMATICALLY ENGAGING IMAGE STABILIZATION - An image stabilized imaging system, comprising a variable magnification optical system for imaging a scene; an image stabilization system; a user control for controlling the magnification of the variable magnification optical system; and a processor. The processor is used to perform the steps of determining a user-controlled magnification setting of the variable magnification optical system; and selectively engaging the image stabilization system responsive to the determined magnification setting. | 05-10-2012 |
20120113516 | ZOOM LENS AND IMAGE PICKUP APPARATUS INCLUDING THE SAME - A zoom lens includes first to fifth lens units having positive, negative, positive, negative, and positive refractive powers. During zooming, the fourth lens unit having a positive lens and a negative lens does not move, and the second, third, and fifth lens units move. The fourth lens unit moves to have a component perpendicular to the optical axis. The focal length of the entire system at the telephoto end, the focal length of the fourth lens unit, the focal length and the material of the positive lens of the fourth lens unit, the maximum moving distance, at the telephoto end, of the fourth lens unit, the lateral magnification of the fourth lens unit at the telephoto end, and the lateral magnification, at the telephoto end, of a lens system disposed at the image plane side with respect to the fourth lens unit are appropriately set. | 05-10-2012 |
20120120492 | IMAGE STABILIZING APPARATUS THAT CORRECTS IMAGE BLUR CAUSED BY HAND SHAKE, LENS BARREL, AND OPTICAL APPARATUS - An image stabilizing apparatus includes a fixed member, a shift member that holds an image stabilizing lens and are movable in a plane orthogonal to an optical axis, a plurality of shift drivers that are disposed at positions different from each other in the plane orthogonal to the optical axis, a gel that is held by one of the shift member and the fixed member, and a protrusion that is provided on the other one of the shift member and the fixed member. Each of the plurality of shift drivers includes a magnet held by one of the shift member and the fixed member, a coil that is held by the other one of the shift member and the fixed member, and a yoke that is held by the other one of the shift member and the fixed member, and a portion of the protrusion is immersed in the gel. | 05-17-2012 |
20120127576 | ANTI-VIBRATION ACTUATOR AND LENS UNIT AND CAMERA FURNISHED WITH SAME - The present invention is an anti-vibration actuator ( | 05-24-2012 |
20120140327 | ZOOM LENS SYSTEM - A zoom lens system includes a negative first lens group, a positive second lens group, and a positive third lens group, in that order from the object side, wherein upon zooming from the short focal length extremity to the long focal length extremity, the distance between the first lens group and the second lens group decreases, and the distance between the second lens group and the third lens group increases. The second lens group includes a positive first sub-lens group and a negative second sub-lens group, in that order from the object side. The second sub-lens group is a focusing lens group which is moved along the optical axis direction during a focusing operation. The following condition ( | 06-07-2012 |
20120154913 | VIBRATION PROOF ZOOM LENS AND PHOTOGRAPHING APPARATUS HAVING THE SAME - In a vibration proof zoom lens | 06-21-2012 |
20120162768 | Zoom Lens System, Imaging Device and Camera - A zoom lens system comprising: a first lens unit having negative optical power; a second lens unit having positive optical power; and a third lens unit having positive optical power, wherein the first to third lens units are individually moved along an optical axis to vary magnification in zooming, each lens unit includes at least one lens element that satisfies the conditions: nd≦1.67, vd<59 and 0.00006-28-2012 | |
20120188644 | LIGHT AMOUNT ADJUSTING DEVICE AND IMAGE CAPTURE APPARATUS - A light amount adjusting device includes: a cover plate having a light-passing hole; a first separator being sheet-shaped and having a hole; a second separator being elastically deformable and sheet-shaped, positioned on a side opposite to the cover plate with the first separator therebetween, and having a hole; a first light amount adjusting blade movable between the cover plate and the first separator; a second light amount adjusting blade being movable between the first separator and the second separator; a base body to which the cover plate, the first separator, and the second separator are mounted, having a throughhole and mounting grooves, the throughhole being formed to have a diameter larger than a diameter of the hole of the second separator, the mounting grooves allowing the second separator to be mounted therein and being opened toward the throughhole. | 07-26-2012 |
20120200923 | ZOOM LENS SYSTEM, OPTICAL APPARATUS, AND METHOD FOR FORMING AN IMAGE - Providing a zoom lens system having a high zoom ratio being compact with high optical performance. The system includes, in order from an object along an optical axis, a first lens group G | 08-09-2012 |
20120229900 | FIXED FOCUS LENS - A fixed focus lens includes an M group that is disposed at a center of the optical system and has a positive refractive power; an F group that is disposed farther on the image plane side than the M group, has a negative refractive power, and is moved along the optical axis during focusing; a V group that is disposed farther on the object side than the M group, has a negative refractive index, and is moved in a direction orthogonal to the optical axis during vibration control; and an FC group that is disposed farther on the object side than the V group and has a positive refractive power. The V group is configured by a single lens element, and during focusing, at least the FC group and the M group are fixed. | 09-13-2012 |
20120229901 | LENS HOLDER DRIVE APPARATUS, AND CAMERA EQUIPPED THEREWITH - Provided is a small, low-profile lens holder apparatus. A lens holder apparatus includes: a lens holder to which a lens section can be attached; a first drive section that moves the lens holder in a first direction along the optical axis; a second drive section that moves the lens holder in a second direction and/or third direction that are perpendicular to the optical axis and differ from each other; a supporting section that includes a base disposed in a position spaced from the lens holder and a supporting member that supports the lens holder so as to be able to move in the second direction and/or third direction; and a position detection section that is disposed on the supporting section in order to detect a position in the second direction and/or third direction of the lens holder with respect to the base. | 09-13-2012 |
20120229902 | Zoom Lens System, Imaging Device and Camera - A zoom lens system, in order from an object side to an image side, comprising: a first lens unit having negative optical power; a second lens unit having positive optical power; a third lens unit having negative optical power; and a subsequent lens unit containing at least a fourth lens unit, wherein in zooming from a wide-angle limit to a telephoto limit at the time of image taking, intervals between the individual lens units vary and the fourth lens unit is fixed relative to an image surface, and wherein the conditions: vd | 09-13-2012 |
20120229903 | Zoom Lens System, Imaging Device and Camera - A zoom lens system, in order from an object side to an image side, comprising: a first lens unit having negative optical power; a second lens unit having positive optical power; a third lens unit having negative optical power; and a fourth lens unit having positive optical power, wherein in zooming from a wide-angle limit to a telephoto limit at the time of image taking, the first lens unit moves along an optical axis, and wherein the second lens unit, in order from an object side to an image side, comprises: a lens element having positive optical power; a lens element having negative optical power; and a lens element having positive optical power, in which air spaces are included between the individual lens elements; an imaging device; and a camera are provided. | 09-13-2012 |
20120257278 | Optics with Simultaneous Variable Correction of Aberrations - The invention refers to an optical system comprising at least two optical elements of which at least one is movable relative to the other in a direction perpendicular to the optical axis of the optical system, wherein the combination of optical elements is adapted to correct variable aberrations of at least two different orders simultaneously of which the degree of correction depends on the relative position of the optical elements. This optical system is adapted to correct aberrations which are variable and dependent on the position of the lens with respect to the subject/imaging plane. Further the optical system is adapted to correct aberrations varying along with defocus of the system. These aberrations may include second order aberrations, meaning defocus and astigmatism, third-order aberrations, meaning comas and trefoils, fourth-order aberrations, for example, spherical aberration, and further higher-order aberration terms. | 10-11-2012 |
20120293869 | INTERNAL FOCUS LENS - An internal focus lens includes sequentially from an object side, a first lens group having a positive refractive power; a second lens group having a negative refractive power; and a third lens group having a positive refractive power. The first lens group includes an anti-vibration lens formed by a negative lens that is moved in an orthogonal direction with respect to an optical axis to correct image blur consequent to optical system vibration, and further includes an aperture stop disposed farther on an image side of the first lens group than the anti-vibration lens. The second lens group is moved along the optical axis to perform focusing. | 11-22-2012 |
20120307366 | Zoom Lens System, Imaging Device and Camera - A zoom lens system, in order from an object side to an image side, comprising: a first lens unit having positive optical power; a second lens unit having negative optical power; a third lens unit having positive optical power; and a subsequent lens unit, wherein in zooming from a wide-angle limit to a telephoto limit at the time of image taking, the first lens unit, the second lens unit, and the third lens unit are moved along an optical axis to perform magnification change, and wherein the third lens unit, in order from the object side to the image side, comprises: a third-a lens unit that, at the time of retracting, escapes along an axis different from that at the time of image taking; and a third-b lens unit that moves in a direction perpendicular to the optical axis to optically compensate image blur. | 12-06-2012 |
20120307367 | Zoom Lens System, Imaging Device and Camera - A zoom lens system, in order from an object side to an image side, comprising: a first lens unit having positive optical power; a second lens unit having negative optical power; a third lens unit having positive optical power; and a subsequent lens unit, wherein in zooming from a wide-angle limit to a telephoto limit at the time of image taking, the first lens unit, the second lens unit, and the third lens unit are moved along an optical axis to perform magnification change, wherein the third lens unit has at least two air spaces, and the conditions: −4.912-06-2012 | |
20120314291 | Large Aperture Zoom Optical System and Image Pickup Apparatus - A large aperture zoom optical system and an image pickup apparatus have a five-lens-group arrangement of positive-negative-positive-negative-positive refractive powers. At the time of zooming, the fifth lens group is fixed, and at least the second lens group, the third lens group and the fourth lens group are moved. The third lens group for use in focusing is composed of a single lens element. | 12-13-2012 |
20130016427 | LENS HOLDER DRIVING DEVICE CAPABLE OF AVOIDING DELETERIOUS EFFECT ON HALL ELEMENTSAANM SUGAWARA; MasayoshiAACI TokyoAACO JPAAGP SUGAWARA; Masayoshi Tokyo JP - An AF unit of a lens holder driving device includes a lens holder, a focusing coil, a permanent magnet having a plurality of permanent magnet pieces having first surfaces opposed to the focusing coil, a magnet holder holding the permanent magnet, and first and second leaf springs supporting the lens holder in a direction of an optical axis shiftably. An image stabilizer portion includes a fixed portion disposed near the second leaf spring, a supporting member swingably supporting the AF unit with respect to the fixed portion, an image stabilizer coil having a plurality of image stabilizer coil portions disposed so as to oppose to second surfaces of the plurality of permanent magnet pieces that are perpendicular to the first surfaces, and a plurality of Hall elements. Each Hall element is disposed at a position where the image stabilizer coil portion is separated into a plurality of coil parts. | 01-17-2013 |
20130016428 | LENS HOLDER DRIVING DEVICE INCLUDING FRACTURE PREVENTING MEMBER FOR SUSPENSION WIRESAANM SUGAWARA; MasayoshiAACI TokyoAACO JPAAGP SUGAWARA; Masayoshi Tokyo JPAANM Moriya; AkihiroAACI TokyoAACO JPAAGP Moriya; Akihiro Tokyo JPAANM Sato; KeiichiAACI TokyoAACO JPAAGP Sato; Keiichi Tokyo JPAANM Ariji; MakotoAACI TokyoAACO JPAAGP Ariji; Makoto Tokyo JPAANM Ajiki; SatoshiAACI TokyoAACO JPAAGP Ajiki; Satoshi Tokyo JP - A lens holder driving device includes an auto-focusing lens holder driving portion moving a lens holder holding a lens barrel along an optical axis, and an image stabilizer portion stabilizing image blurred by moving the auto-focusing lens holder driving portion in first and second directions which are orthogonal to the optical axis and which are perpendicular to each other. The image stabilizer portion includes: a fixed portion disposed apart from the auto-focusing lens holder driving portion in the direction of the optical axis; a plurality of suspension wires having first end portions fixed to the fixed portion at outer regions thereof, extending along the optical axis, having second end portions fixed to the auto-focusing lens holder driving portion, and swingably supporting the auto-focusing lens holder driving portion in the first direction and the second direction; and a fracture preventing member preventing the suspension wires from fracturing. | 01-17-2013 |
20130050827 | ZOOM LENS - A zoom lens includes sequentially from an object side, a first lens section G | 02-28-2013 |
20130050828 | LENS HOLDER DRIVING DEVICE INCLUDING DAMPER COMPOUND SUPPRESSING UNDESIRED RESONANCE - A lens holder driving device includes a lens holder moving portion, a fixed member, suspension wires, and a damper compound. In the lens holder moving portion, a lens holder moves in an optical axis and in first and second directions which are orthogonal to the optical axis and which are perpendicular to each other. The fixed member is disposed apart from the lens holder moving portion in the direction of the optical axis. The suspension wires have first end portions fixed to the fixed member at outer regions thereof, extending along the optical axis, having second end portions fixed to an elastic member mounted to the lens holder moving portion, and swingably supporting the lens holder moving portion in the first direction and the second direction. The damper compound is disposed so as to enclose at least one suspension wire and suppresses undesired resonance in the lens holder moving portion. | 02-28-2013 |
20130070339 | METHOD AND DEVICE FOR IMAGE STABILIZATION IN AN OPTICAL OBSERVATION OR MEASUREMENT INSTRUMENT - A method is provided for image stabilization in an optical instrument ( | 03-21-2013 |
20130083396 | OPTICAL IMAGE OFFSET DEVICE, OPTICAL IMAGE STABILIZATION DEVICE AND OPTICAL OBSERVATION APPARATUS - An optical image offset device for compensating for or producing a lateral offset of an image of an observation object ( | 04-04-2013 |
20130107365 | ZOOM LENS SYSTEM | 05-02-2013 |
20130114144 | ZOOM LENS AND PHOTOGRAPHING APPARATUS INCLUDING THE SAME - A zoom lens and a photographing apparatus including the same. The zoom lens includes, in an order from an object side to an image side: a front lens group having a negative refractive power; an aperture stop; and a rear lens group having a positive refractive power, wherein the front lens group includes a first lens group having a positive refractive power, a second lens group having a negative refractive power, and a third lens group having a negative refractive power, and the third lens group includes at least one positive lens and one negative lens and performs focusing, and the rear lens group includes at least two lens groups that are moved during zooming and have a positive refractive power, wherein at least one of the lenses of the two lens groups perform hand shake correction. | 05-09-2013 |
20130141789 | VIBRATION CORRECTING DEVICE, LENS BARREL, AND OPTICAL DEVICE - An optical device with an imaging device for forming an image of a subject with a lens device, including a lens unit, a movable member making the lens unit movable within a plane orthogonal to the optical axis of the lens unit, an image pickup device imaging the subject image formed by the lens device, a fixed member limiting the movement of the movable member in the optical axis direction, at least three balls rolling between the movable and fixed member, a vibration detecting unit, and a pitch and yaw direction drive units for driving the movable member in the pitch and yaw directions within the optical axis orthogonal plane, respectively. The pitch and yaw direction drive units press the movable member toward the fixed member side by means of magnetic pressing forces caused by magnetic attractive action between drive magnets and yokes. | 06-06-2013 |
20130155511 | ZOOM LENS SYSTEM - A zoom lens system includes, in order from the object side to the image side, a first, a second, and a third lens groups. The first lens group includes, in order from the object side to the image side, a first and a second lenses. The second lens group is capable of floating to realize an image stabilizating function and includes, in order from the object side to the image side, a third to sixth lenses. The zoom lens system satisfies various formulas, including 0.306-20-2013 | |
20130163085 | OPTICAL IMAGE STABLILIZER - An optical image stabilizer, in which a magnet and a coil are arranges such that they oppose each other. The Hall sensor is arranged such that one face thereof is opposed to one face of the magnet. The Hall sensor can easily detect the location of a group of lenses by generating a corresponding signal in response to a variation in magnetic force following a variation in the gap between magnets depending on the direction in which a group of lenses is driven, and simultaneously, in response to a variation in magnetic force that occurs when the group of lenses is displaced in the direction that intersects the direction of the gap. | 06-27-2013 |
20130170040 | LENS MODULE INCLUDING VOICE COIL MOTOR AND IMAGE SENSOR MODULE - A lens module includes an image lens module and a voice coil motor (VCM) supported on the image lens module. The image lens module includes a seat and a spring element. The seat includes a top surface and a bottom surface opposite to the top surface and defines a notch on the top surface. The spring element is received in the notch, and part of the spring element protruding out of the notch. The VCM includes a lower plate supported on the top surface and the part of the spring element protruding out of the notch. Optical axes of the image lens module and the VCM are aligned with each other by pressing the spring element. | 07-04-2013 |
20130176620 | IMAGE STABILIZING APPARATUS, LENS BARREL, AND OPTICAL APPARATUS - An image stabilizing apparatus includes a shift member holding a lens, a first driver moving the shift member in a first direction in a plane orthogonal to an optical axis, and a second driver moving the shift member in a second direction in the plane orthogonal to the optical axis. The first driver includes a first magnet, a first coil, and a first yoke in order in an optical axis direction, the second driver includes a second magnet, a second coil, and a second yoke in order in the optical axis direction, the first yoke has a protrusion that protrudes in the first direction at least one of end portions extending in a direction orthogonal to the first direction, and the second yoke has a protrusion that protrudes in the second direction at least one of end portions extending in a direction orthogonal to the second direction. | 07-11-2013 |
20130182326 | Lens Barrel For Zoom Lens System - The lens barrel assembly suitable for a zoom lens comprises a pedestal barrel member secured to a mount member; a fixed barrel member secured in position closer to an object to the pedestal barrel member and having longitudinal grooves defined therein; a focus cam barrel member, a focus interlocking plate, and a first cam barrel member, each disposed inside the fixed barrel member; a second cam barrel member disposed inside any of the focus cam barrel member, the focus interlocking plate, and the first cam barrel member; a third cam barrel member disposed outside the fixed barrel member; an automatic focusing unit secured to an outer surface of the pedestal barrel member; and an anti-vibration unit disposed inside the pedestal barrel member and at least partially or completely overlapping the automatic focusing unit when the lens barrel assembly takes the position at the wide-angle end. | 07-18-2013 |
20130201559 | Lens Drive Device - A lens drive device may include a first holding body, a second holding body, a fixed body which holds the second holding body, a first drive mechanism to drive the first holding body, a second drive mechanism to drive the second holding body, a third drive mechanism structured to drive the second holding body in a different direction than the second drive mechanism, an elastic member having a fixed part which is fixed to the second holding body and a deformable part, and plural wires in a substantially straight line shape with one end side fixed to the deformable part and the other end side fixed to the fixed body. | 08-08-2013 |
20130222914 | VOICE COIL MOTOR - A VCM (Voice Coil Motor) is disclosed, the VCM including an auto focus module vertically moving a lens and having terminals exposed to an outer surface, a fixation member coupled to the outer surface of the auto focus module to expose the terminals, a handshake correction module including a first driving unit coupled to an outer surface of the fixation member and a second driving unit opposite to the first driving unit, a connection member connecting an upper end of the auto focus module to an upper end of the handshake correction module, and a flexible circuit board connected to the terminals and the second driving unit to apply a driving signal to the first and second driving units. | 08-29-2013 |
20130258476 | OPTICAL SYSTEM AND IMAGING APPARATUS INCLUDING THE SAME - In an optical system in which a focal length of an entire system is shorter than a back focus, an image stabilizing lens unit, is at a position adjacent to an aperture on an image side and a cemented lens obtained by cementing a positive lens and a negative lens is on an object side of the aperture diaphragm, and the focal length of the entire system, a focal length of the image stabilizing lens unit, a focal length of the cemented lens, a distance on the optical axis from the aperture to a lens surface on the object side of the image stabilizing lens unit, and a distance on the optical axis from a first lens surface on a side closest to an object to a final lens surface on a side closest to an image when an infinite-distance object is brought into focus are set. | 10-03-2013 |
20130314792 | LENS DRIVING APPARATUS - A lens driving apparatus comprises a lens portion having at least one lens ( | 11-28-2013 |
20130321916 | IMAGE BLUR CORRECTION APPARATUS AND IMAGING APPARATUS - Provided is an image blur correction apparatus including a lens unit configured to include at least one lens, and configured to be turnable in two different directions using, as supporting points, two axes that are orthogonal to an outer housing, a fixed member configured to turnably support the lens unit in the two directions, a first drive unit configured to be attached to the fixed member, and configured to turn the lens unit in one of the two directions, and a second drive unit configured to be attached to the fixed member, and configured to turn the lens unit in another of the two directions. | 12-05-2013 |
20130321917 | IMAGE BLUR CORRECTION APPARATUS AND IMAGING APPARATUS - Provided is an image blur correction apparatus including a lens unit that configured to include at least one lens, and configured to turnable in a first direction which is a direction about a first supporting axis that is orthogonal to a light axis of the lens with respect to an outer housing, and in a second direction which is a direction about a second supporting axis that is orthogonal to the light axis and the first supporting axis, a fixed member configured to turnably support the lens unit in the first direction and the second direction, a first drive unit configured to turn the lens unit in the first direction, and a second drive unit configured to turn the lens unit in the second direction. | 12-05-2013 |
20130321918 | IMAGE BLUR CORRECTION APPARATUS AND IMAGING APPARATUS - Provided is an image blur correction apparatus including a lens unit configured to include at least one lens and configured to be turnable in two different directions using, as supporting points, two axes that are orthogonal to an outer housing, a fixed member configured to turnably support the lens unit in the two directions, a first drive motor configured to be mounted on the fixed member and configured to turn the lens unit in one of the two directions, a second drive motor configured to be mounted on the fixed member and configured to turn the lens unit in another of the two directions, and a coupling member configured to be coupled to the first drive motor and the second drive motor and configured to include a coupling portion. | 12-05-2013 |
20130321919 | IMAGE BLUR CORRECTION APPARATUS AND IMAGING APPARATUS - Provided is an image blur correction apparatus including a lens unit configured to include at least one lens and configured to be turnable in a first direction which is a direction about a first supporting axis that is orthogonal to a light axis of the lens with respect to an outer housing, and in a second direction which is a direction about a second supporting axis that is orthogonal to the light axis and the first supporting axis, a fixed member configured to be arranged on an outer periphery side of the lens unit and configured to turnably support the lens unit in the first direction and the second direction, a first drive unit configured to turn the lens unit in the first direction, and a second drive unit configured to turn the lens unit in the second direction. | 12-05-2013 |
20130329292 | LENS MECHANISM AND DEVICE USING THE SAME - A lens mechanism and a device using the same are provided. The lens mechanism has an optical axis and comprises a zoom module, a focus module and a focusing lens group. The zoom module performs an optical compensation. The focus module comprises a rotatable arm. The focusing lens group is disposed on the rotatable arm, wherein when the lens mechanism is in a stand-by state, the focusing lens group is located at the optical axis; when the lens mechanism is in a close-end, the focusing lens group is away from the optical axis. | 12-12-2013 |
20130342907 | LENS SYSTEM, OPTICAL APPARATUS AND MANUFACTURING METHOD - A lens system having, in order from an object, at least a first lens group G1 having positive refractive power, and second to fourth lens groups G2 to G4, wherein the first lens group G1 includes a front portion lens group G1a, and a rear portion lens group G1b which is disposed to an image side of the front portion lens group G1a with an air distance therebetween, and performs focusing by shifting the rear portion lens group G1b in the optical axis direction, and the fourth lens group G4 includes, in order from the object, a negative lens and a positive lens (cemented negative lens L41), a negative lens L42, and an aperture stop S, and is fixed in the optical axis direction with respect to an image plane I upon zooming from a wide angle end state to a telephoto end state. | 12-26-2013 |
20140009832 | ZOOM LENS AND IMAGE PICKUP APPARATUS - The zoom lens includes in order from an object side to an image side where N represents an integer equal to or more than 5, a first lens unit, a second lens unit, an (N−2)-th lens unit, an (N−1)-th lens unit and an N-th lens unit respectively having positive, negative, positive, negative and positive refractive powers. The (N−1)-th lens unit includes an image stabilizing lens unit. The conditions of 0.0101-09-2014 | |
20140016200 | IMAGE STABILIZER AND IMAGE-SHAKE CORRECTING METHOD - An exemplary image stabilizer includes a shaking sensor, a control module, a driving module, an image module, and a data adjusting module. The shaking sensor detects a shake of a lens associated with the image stabilizer. The control module stores a shake correcting setting having one or more error ranges. The driving module is controlled by the control module to move the lens according to the shake correcting setting. The image module captures an image through the corrected lens. The data adjusting module adjusts the shake correcting setting within one or more of the error ranges when a resolution value of the captured image is lower than a preset reference value. | 01-16-2014 |
20140029101 | ZOOM LENS AND IMAGE PICKUP APPARATUS INCLUDING THE SAME - A zoom lens includes, in order from an object side to an image side, first to fourth lens units having negative, positive, negative, and positive refractive power, respectively. Each lens unit moves during zooming so that a distance between the first lens unit and the second lens unit at the telephoto end is shorter than at the wide-angle end and a distance between the second lens unit and the third lens unit and a distance between the third lens unit and the fourth lens unit at the telephoto end are larger than those at the wide-angle end. A focal length of the third and fourth lens units, a focal length of the entire zoom lens at the wide-angle end, a focal length of the entire zoom lens at the telephoto end, and a sum of axial thicknesses of the first to fourth lens units are appropriately set. | 01-30-2014 |
20140063604 | ZOOM LENS AND IMAGE-PICKUP APPARATUS INCLUDING THE SAME - The zoom lens includes a front unit including a first positive lens unit and a second positive or negative lens unit, a reflective mirror and a rear unit including two or more lens units. During zooming, the reflective mirror is not moved, and the first lens unit and at least two lens units of the rear unit are moved. When the zoom lens is retracted into a body of an image pickup apparatus, at least one of rotation of the reflective mirror such that a normal line thereto is brought closer to parallel to an optical axis of the rear unit and axial movement thereof in a direction of the optical axis of the rear unit is performed. The front unit is moved into a space formed by the at least one of the rotation and the axial movement. Conditions of 10.503-06-2014 | |
20140092477 | ZOOM LENS AND IMAGING APPARATUS - A zoom lens substantially consists of, in order from the object side, a positive first lens group, a negative second lens group, a positive third lens group, a positive fourth lens group, and a negative fifth lens group. When varying magnification, the distances between adjacent lens groups) are changed, while all of the lens groups are moved with respect to an image formation position. When focusing, only the fifth lens group is shifted, and the third lens group has a third-a lens group having positive refractive power and a third-b lens group having negative refractive power, which are arranged in this order from the object side, only the third-b lens group is moved in a direction perpendicular to the optical axis to achieve camera shake correction. | 04-03-2014 |
20140126059 | ZOOM LENS AND IMAGING APPARATUS - A zoom lens includes a first lens group having positive refractive power, a second lens group having negative refractive power, a third lens group having positive refractive power, and a fourth lens group having positive refractive power, which are in this order from an object side, and a stop located between a most image-side surface of the second lens group and a most image-side surface of the third lens group. Distances between the lens groups change when magnification is changed from a wide angle end to a telephoto end. The third lens group consists of a positive lens, a cemented lens of a positive lens and a negative lens, a negative meniscus lens with its concave surface facing the object side, and a biconvex lens, which are in this order from the object side. Further, a predetermined conditional formula is satisfied. | 05-08-2014 |
20140146392 | LENS BARREL - A lens barrel ( | 05-29-2014 |
20140160566 | CORRECTION OPTICAL APPARATUS, IMAGE BLUR CORRECTION APPARATUS, AND IMAGE CAPTURING APPARATUS - A correction optical apparatus configured to correct an image blur includes a rotating member rotatably supported, a sliding member movable in a first direction, a movable member configured to be movable in a second direction and support a correction lens, a first driving unit provided between the rotating member and the sliding member, and a second driving unit provided between the sliding member and the movable member. The image blur is corrected by driving of the first and second driving units. When the image blur correction is not to be performed, a regulating member provided on the rotating member is made to engage with an engaging portion provided on the movable member by driving of the first driving unit, thereby regulating translation of the movable member. | 06-12-2014 |
20140177055 | LASER PROCESSING APPARATUS - A laser processing apparatus includes: a laser generator that generates a laser beam, a diffractive optical element that divides the laser beam generated by the laser generator into a plurality of sub-laser beams, and a beam gap adjustor that adjusts a gap between neighboring ones of the plurality of sub-laser beams. Therefore, by installing a diffractive optical element that divides a laser beam that is generated by the laser generator into the plurality of sub-laser beams and a beam gap adjustor to adjust a gap between a plurality of sub-laser beams, the laser processing apparatus can form a processing pattern of various resolutions in a shadow mask while improving a processing speed of the shadow mask. | 06-26-2014 |
20140177056 | LENS DRIVING APPARATUS, CAMERA MODULE, AND CAMERA-EQUIPPED MOBILE TERMINAL - A lens driving apparatus includes: a lens holder having an auto-focusing first coil; a lens holder moving section that supports the lens holder in such a manner that the lens holder is movable in a first direction; a driving magnet disposed at four corners of the lens holder moving section and moves the lens holder in the first direction in cooperation with the first coil; a camera-shake correction second coil that moves the lens holder in a second direction and a third direction in cooperation with the driving magnet, the second direction and the third direction corresponding to diagonal directions of the lens holder moving section; and a supporting section that supports the lens holder moving section in such a manner that the lens holder moving section is movable in the second direction and the third direction. | 06-26-2014 |
20140185141 | PHOTOGRAPHIC LENS AND PHOTOGRAPHIC APPARATUS USING THE SAME - A photographic lens and a photographic apparatus including the same are provided. The photographic lens includes a first lens including a convex surface toward an object side and having a positive refractive power, a second lens including a concave surface toward an image side and having a negative refractive power, a third lens having a positive refractive power or a negative refractive power, a fourth lens having a positive refractive power or a negative refractive power, a fifth lens including a convex surface toward the image side and having a positive refractive power, and a sixth lens including a concave aspherical shape with respect to an optical axis toward the image side and having a negative refractive power. The first to sixth lenses may be sequentially arranged from the object side to the image side. | 07-03-2014 |
20140211312 | LIQUID OPTICS IMAGE STABILIZATION - A lens system suitable for use with a camera is disclosed. The lens system employs liquid optics to provide stabilization of an image. A liquid lens cell provides stabilization of the image. A second liquid lens cell may provide stabilization in another direction. A third liquid lens cell may liquid lens cells may provide compensation for changes in the focus position. | 07-31-2014 |
20140218798 | IMAGING APPARATUS - An imaging apparatus includes a driver which drives a front lens element, on the object side of a reflector, to reduce image shake. The driver includes voice coil motors, each having a coil and a permanent magnet. A coil-and-magnet combination is positioned on each opposite side of a first reference plane. Centers of each permanent magnet and coil are positioned on one side of a second reference plane, including the first optical axis and orthogonal to the first reference plane, a second optical axis extending on the other side of the second reference plane. Magnetic pole boundary lines of the permanent magnets are inclined to approach the first reference plane away from the second reference plane. The magnetic sensors are positioned on opposite sides of the respective coils from the first lens element side. | 08-07-2014 |
20140218799 | IMAGING APPARATUS - An imaging apparatus includes a front lens group having a front lens element and a prism, in that order from an object side, light rays exiting from the front lens element along a first optical axis being reflected by the prism to travel along a second optical axis nonparallel to the first optical axis, a rear lens group, and an anti-shake system. The anti-shake system includes a base member supporting the prism, a movable frame supporting the front lens element; and opposing guide members on opposite sides of the prism on both sides of a reference plane, respectively, in which the first and second optical axes lie, to support the movable frame to allow the movable frame to move along the plane orthogonal to the first optical axis relative to the base member. | 08-07-2014 |
20140218800 | ZOOM LENS - A zoom lens includes sequentially from an object side, a first lens group having a positive refractive power, a second lens group having a negative refractive power, a third lens group having a positive refractive power, a fourth lens group having a negative refractive power, a fifth lens group having a positive refractive power, and a sixth lens group having a negative refractive power. The zoom lens varies the interval between the lens groups to perform zooming; shifts the second lens group in a direction substantially orthogonal to the optical axis to correct image blur occurring with optical system vibrations; and satisfies given conditions, enabling a compact size and a high zoom ratio to be achieved while improving imaging performance. | 08-07-2014 |
20140268340 | TELEPHOTO ZOOM LENS SYSTEM AND ELECTRONIC APPARATUS INCLUDING THE SAME - Provided are a telephoto zoom lens system and an electronic apparatus including the telephoto zoom lens system. The telephoto zoom lens system includes a first lens group having a positive refractive power and is fixed when zooming and focusing, a second lens group having a negative refractive power, a third lens group having a negative refractive power and performs focusing, a fourth lens group having a positive refractive power, and a rear lens group comprising one or more lens groups located between the fourth lens group and an image side. At least one lens group of the rear lens group is fixed while zooming, and a focal length thereof is unchanged while zooming. | 09-18-2014 |
20140307319 | LENS HOLDING DEVICE - A lens holding unit is held so that it can relatively move with respect to a base part to a direction vertical to an optical axis direction. The lens holding unit has a lens holder, a magnet part, and a spring. The lens holder has a first coil. The magnet part has a first magnet part which includes a first face facing to the first coil and a second magnet part which includes a second face vertical to the first face and constitutes a magnetic domain different from that of the first magnet part. These first magnet part and second magnet part are integrated. | 10-16-2014 |
20140307320 | ZOOM LENS AND IMAGING APPARATUS - A zoom lens substantially consists of a positive first lens group, a negative second lens group, a positive third lens group, and a positive fourth lens group in this order from the object side, wherein the distance between the first lens group and the second lens group increases and the distance between the second lens group and the third lens group decreases, and the distance between the third lens group and the fourth lens group decreases while changing magnification. The fourth lens group substantially consists of a positive fourth-a lens group composed of a biconvex-shape lens, a negative meniscus-shape lens, and a biconvex-shape lens and a negative fourth-b lens group composed of a positive meniscus-shape lens and a biconcave-shape lens in this order from the object side, and only the fourth-b lens group is moved toward the image side while focusing. | 10-16-2014 |
20140313582 | NOVEL LENS MOVING APPARATUS - The subject matter disclosed herein relates to an imaging module comprising an electromagnetic actuator to provide focus-related and image stabilization-related functionality. | 10-23-2014 |
20140313583 | BLUR COMPENSATION DEVICE, LENS BARREL, AND CAMERA DEVICE - A blur compensation device ( | 10-23-2014 |
20140320962 | OPTICAL IMAGE STABILIZER - An optical image stabilizer for a telescopic instrument having an objective lens, an erect prism, and an eyepiece lens arranged in this order which is capable of compensating for image deteriorations of an observed image due to external vibrations. The optical image stabilizer has a gimbal device mounted on a telescope housing, an external gimbal frame rotatably mounted on the gimbal casing, and an internal gimbal frame with the erect prism fixed thereto. Voice coil motors are provided for rotating the external and the internal gimbal frames. One of the voice coil motors has a coil disposed on the circuit board and a permanent magnet disposed on either one of the external and the internal gimbal frames oppositely to the coil. The remaining voice coil motor has a coil disposed on the circuit board and a permanent magnet disposed on the other gimbal frame oppositely to the coil. | 10-30-2014 |
20140320963 | IMAGE-STABILIZED LONG-RANGE OPTICAL DEVICE - A long-range optical device has at least one optical channel which comprises a housing and an arrangement of optical elements. At least one of the optical elements is movable relative to the housing for image stabilization in the event of perturbing movements of the housing. The device further comprises a stabilization system for the at least one movable optical element, which has an eddy current damper for damping movements of the at least one movable element. The stabilization system, in the event of a displacement of the at least one movable optical element, generates a restoring force proportional to the displacement velocity of the at least one movable optical element. The eddy current damper comprises a magnet system and an eddy current carrier interacting therewith. The restoring force generated by the eddy current damper is dependent on the amplitude of the displacement of the at least one movable optical element. | 10-30-2014 |
20140327965 | Tri-Axis Close Loop Feedback Controlling Module for Electromagnetic Lens Driving Device - The tri-axis close-loop feedback controlling module for electromagnetic lens driving device comprises a 6-pin Hall element. Two pins of the Hall element are coupled to an auto-focus module for providing a current to drive the auto-focus module to conduct auto-focusing operations along the Z-axis; while other four pins of the Hall element are coupled to a control unit. The control unit detects the X-Y axial positions of the auto-focus module relative to an OIS module and generates a control signal which is then sent to the Hall element. Therefore, the Hall element not only can provide its own feedback controlling function according to the Z-axial position of lens, but also can drive the auto-focus module based on the control signal corresponding to the X-Y axial positions of the auto-focus module, so as to achieve the goal of tri-axis close-loop feedback controlling for the electromagnetic lens driving device. | 11-06-2014 |
20140340751 | LENS BARREL - The lens barrel includes a first frame body, a second frame body, a support frame, and a retracting lens frame. The second frame body is supported by the first frame body. The support frame is supported by the second frame body and move with respect to the second frame body within a plane. The plane being perpendicular to the optical axis. The retracting lens frame is supported by the support frame and move around a retraction shaft during a transition period between an imaging enabled state and a housed state. The retraction shaft is substantially parallel to the optical axis. The second frame body, the support frame, and the retracting lens frame move in the optical axis direction with respect to the first frame body during the transition period. The first frame body restricts the movement of the support frame within the plane during the transition period. | 11-20-2014 |
20140355118 | IMAGE STABILIZER AND ELECTRONIC APPARATUS INCLUDING THE SAME - An image stabilizer includes a correction lens module including a correction lens and a correction lens supporting plate to which the correction lens is coupled, a plurality of drivers configured to move the correction lens module in a direction perpendicular an optical axis, each driver including a magnet member fixed to the correction lens supporting plate and a coil configured to react to the magnet member, and a plurality of location restoration units disposed to face the plurality of drivers, configured to restore the correction module to an initial location, and including magnetic bodies. The magnet member may include a first magnet, a second magnet, and a third magnet coupled in one body. | 12-04-2014 |
20140355119 | DRIVING CIRCUIT AND DRIVING METHOD FOR VOICE COIL MOTOR, AND LENS MODULE AND ELECTRONIC DEVICE USING THE SAME - Vibration is suppressed in a feedback type VCM actuator. A converting unit converts a position command value into an internal command value varied based on a waveform having a period which is half of a period of a trigonometric function, the position command value being indicative of a position of a mover and changeable step by step. A driving unit receives a position detection value indicating a current position of the mover from a sensor and drives a voice coil motor such that the position detection value matches the internal command value. | 12-04-2014 |
20140355120 | Lens Driving Device - A lens driving device is proposed, including a cover can whose upper side surface includes an opening formed to expose a lens and whose side surface extends from the upper side surface to a base, a base that is secured to the cover can; a housing that is arranged on top of the base and moves in first and second directions that are perpendicular to an optical axis, a bobbin that is housed in the housing and moves in an optical axis direction, an actuator that includes a magnet unit arranged in the housing, a first coil unit arranged in an outer side surface of the bobbin, and a second coil unit that is arranged on top of the base, and a substrate that is disposed between the second coil unit and the base so as to control the first coil unit and the second coil unit. | 12-04-2014 |
20140368912 | OPTICAL APPARATUS, INTERCHANGEABLE LENS, AND METHOD FOR CORRECTING IMAGE BLURRING - An optical apparatus includes a blurring detection unit configured to detect image blurring applied to the optical apparatus; and a motion vector calculation unit configured to calculate a motion vector among a plurality of images shot by the optical apparatus. Image blurring is corrected in accordance with a signal obtained from blurring detected by the blurring detection unit; the motion vector is calculated using a correction result of the image blurring; and the image blurring is further corrected using the calculated motion vector. | 12-18-2014 |
20140368913 | ZOOM LENS AND IMAGING APPARATUS - A zoom lens includes: a positive first lens group; a negative second lens group; and a positive third lens group. The first through third lens groups move such that the distance between the first lens group and the second lens group is greater, and the distance between the second lens group and the third lens group G3 is smaller at a telephoto end compared to a wide angle end. The third lens group is constituted by a positive 3-1 lens group and a 3-2 lens group. The 3-1 lens group is fixed when camera shake occurs and during focusing operations. The 3-2 lens group includes a shake preventing lens group that moves in a direction perpendicular to an optical axis to correct camera shake, and a focusing lens group provided toward an image side of the shake preventing lens group that moves along the optical axis during focusing operations. | 12-18-2014 |
20140368914 | LENS DRIVING DEVICE WITH 3D ELASTIC SUPPORT STRUCTURE - The present invention discloses lens driving device. The lens driving device includes a lens holder for holding a lens having an optical axis; a focusing coil disposed at a periphery of the lens with respect to the optical axis; an optical image stabilizer (OIS) coil structure comprising a plurality of coils; a circuit structure connected electrically to the OIS coil structure and taking control thereof; a plurality of magnets; and an elastic support structure, having an upper plate spring portion and a plurality of suspension wires, wherein each suspension wire disposed substantially parallel with the optical axis and integrally formed with the upper plate spring portion at one end and connected electrically to the circuit structure at the other end. | 12-18-2014 |
20140368915 | OPTICAL IMAGE STABILIZER WITH IMPROVED MAGNETIC SENSITIVITY - The present invention provides a lens driving device that is based on a Voice Coil Actuator (VCA) structure and provides the auto-focusing and optical image stabilization (OIS) functions. According to the present invention, these two functions can be realized by a common magnet scheme, or a separate magnet scheme. Besides, the present invention also provides an improved structure for the lens driving device to enhance the function of OIS thereof. By arranging a magnetic enhancement device below the OIS coils in the lens driving device, the magnetic driving force of the OIS coils and magnetic induction of the Hall sensors, if present, can be enhanced, and the magnetic sensitivity thereof may be also improved. | 12-18-2014 |
20140376090 | LENS DRIVING DEVICE WITH IMAGE STABLILIZER FUNCTION - The present invention provides a lens driving device with image stabilizer function with high driving efficiency of second coils for swinging the lens, and the swing part is light. A lens support accommodating the first coil wound around the Z axis, and a base are respectively connected with first spring components extending along the direction perpendicular to the Z direction. The second coils are wound around the X direction and the Y direction and configured on the outer side of the first coil. A lens carrier and a carrier bracket provided with the second coils are connected with the second spring component extending along the Z direction. The second spring component is supported by the lens carrier and can swing in the X direction and the Y direction. | 12-25-2014 |
20150015956 | ZOOM LENS AND ELECTRONIC DEVICE INCLUDING THE SAME - Provided are a zoom lens and an electronic device including the same. The zoom lens includes, in order from an object side to an image side, a first lens group having a negative refractive power, a second lens group having a positive refractive power, a third lens group having a positive refractive power, and a fourth lens group having a positive refractive power. When zooming from a wide angle position to a telephoto position, an interval between the first lens group and the second lens group decreases, an interval between the second lens group and the third lens group decreases, and an interval between the third lens group and the fourth lens group increases. The second lens group includes, in a sequence from the object side, a positive lens, a positive lens, a positive lens, and a negative lens. | 01-15-2015 |
20150022891 | LENS DRIVING DEVICE AND METHOD OF MANUFACTURING THE SAME - The present invention discloses a lens driving device and a method of manufacturing the same. In the present invention, there is provided a lens driving device comprising: a lens having an optical axis; a focusing coil disposed at a periphery of the lens with respect to the optical axis; a vibration correction coil set comprising a plurality of coils and disposed on a flat surface perpendicular to the optical axis; and a plurality of magnets disposed at the periphery of the lens with respect to the optical axis, each of which having a first surface facing the focusing coil and a second surface facing a corresponding one of respective coils of the vibration correction coil set; wherein the focusing coil acts on the first surface of each of the plurality of magnets to cause an assembly including the lens and the focusing coil to move in the optical axis direction with respect to the plurality of magnets; and wherein a direction in which one coil of the vibration correction coil set acts on the second surface of one of the plurality of magnets is the same as directions in which another two coils of the vibration correction coil set act respectively on the second surfaces of another two magnets of the plurality of magnets respectively so as to cause an assembly including the lens, the focusing coil and the plurality of magnets to move in a direction perpendicular to the optical axis with respect to the vibration correction coil set. | 01-22-2015 |
20150043075 | IMAGE BLUR CORRECTION DEVICE AND IMAGING APPARATUS - An image blur correction device includes: a lens unit that has at least one lens and is rotatable at least in a first direction, which is an axial rotation direction of a first fulcrum axis orthogonal to an optical axis of the lens, and a second direction which is an axial rotation direction of a second fulcrum axis orthogonal to the first fulcrum axis; a fixing member that rotatably supports the lens unit in the first and second directions; a first actuator that has a first driving portion movable in a predetermined direction so as to rotate the lens unit in the first direction; and a second actuator that has a second driving portion movable in a predetermined direction so as to rotate the lens unit in the second direction. | 02-12-2015 |
20150043076 | IMAGE BLUR CORRECTION DEVICE AND IMAGING APPARATUS - An image blur correction device includes: a lens unit that has at least one lens and is rotatable at least in a first direction, which is an axial rotation direction of a first fulcrum axis orthogonal to an optical axis of the lens, and a second direction which is an axial rotation direction of a second fulcrum axis orthogonal to the first fulcrum axis; a fixing member that rotatably supports the lens unit in the first and second directions; a first actuator that has a first driving portion so as to rotate the lens unit in the first direction; and a second actuator that has a second driving portion so as to rotate the lens unit in the second direction. | 02-12-2015 |
20150043077 | IMAGE BLUR CORRECTION DEVICE AND IMAGING APPARATUS - An image blur correction device includes: a lens unit that has at least one lens and is rotatable at least in a first direction, which is an axial rotation direction of a first fulcrum axis orthogonal to an optical axis of the lens, and a second direction which is an axial rotation direction of a second fulcrum axis orthogonal to the first fulcrum axis; a fixing member that rotatably supports the lens unit in the first and second directions; a first actuator that has a first driving portion movable in a predetermined direction so as to rotate the lens unit in the first direction; and a second actuator that has a second driving portion movable in a predetermined direction so as to rotate the lens unit in the second direction. | 02-12-2015 |
20150049385 | PHOTOGRAPHIC LENS AND PHOTOGRAPHIC APPARATUS USING THE SAME - A photographic lens and a photographic apparatus including the same are provided. The photographic lens includes a first lens including a convex surface toward an object side and having a positive refractive power, a second lens including a concave surface toward an image side and having a negative refractive power, a third lens having a positive refractive power or a negative refractive power, a fourth lens having a positive refractive power or a negative refractive power, a fifth lens including a convex surface toward the image side and having a positive refractive power, and a sixth lens including a concave aspherical shape with respect to an optical axis toward the image side and having a negative refractive power. The first to sixth lenses may be sequentially arranged from the object side to the image side. | 02-19-2015 |
20150055220 | LENS DRIVING DEVICE AND CAMERA MODULE INCLUDING THE SAME - A lens driving device includes a lens barrel supporting a lens; an autofocusing driving unit disposed on one side of a plane perpendicular to an optical axis direction based on the lens barrel to thereby drive the lens barrel in the optical axis direction; and a hand-shake prevention driving unit disposed on sides of the plane perpendicular to the optical axis direction other than the one side on which the autofocusing driving unit is disposed, to thereby drive the lens in a direction perpendicular to the optical axis direction. | 02-26-2015 |
20150055221 | ZOOMING OPTICAL SYSTEM, OPTICAL APPARATUS AND METHOD FOR MANUFACTURING ZOOMING OPTICAL SYSTEM - A zooming optical system includes, in order from an object side along an optical axis: a first lens group having positive refractive power; a second lens group having negative refractive power; a third lens group having positive refractive power; and a fourth lens group having positive refractive power; upon zooming from a wide-angle end state to a telephoto end state, a distance between the first lens group and the second lens group is varied, a distance between the second lens group and the third lens group is varied, and a distance between the third lens group and the fourth lens group is varied; the third lens group is composed of one positive lens; and a focus from an infinite-distance object up to a near-distance object is conducted by moving the third lens group in a direction of the optical axis. | 02-26-2015 |
20150077852 | COMPACT ELECTROMAGNETIC ACTUATOR - A compact electromagnetic actuator for driving a lens includes a lens holder used to hold a lens or a lens assembly which defines an optical axis, an image stabilization (IS) actuator provided at one end of the lens holder for producing a linear motion in a plane perpendicular to the optical axis, and an autofocus (AF) actuator provided at an opposite end of the lens holder for producing a linear motion along the optical axis. An AF connection mechanism can be used to connect the autofocus actuator to the lens holder. An IS connection mechanism can be used to connect the image stabilization actuator to the lens holder. | 03-19-2015 |
20150098130 | SHAKING CORRECTION DEVICE - The present invention aims to provide a shaking correction device which is the shaking correction device for a camera. The shaking correction device can be produced at a low cost without adding the assembling working procedure of the lens driving device, and the shaking correction device is of a simple structure whatever the size and mounting position of the lens driving device are. The shaking correction device comprises a first stator, a second stator, and a first movable part and a second movable part which are supported to be enabled to move by the first stator and the second stator. The first stator and the second stator are mounted in a frame body for retaining the lens driving device. | 04-09-2015 |
20150109669 | Single Focal Length Lens System and Image Pickup Apparatus Using the Same - A single focal length lens system includes in order from an object side to an image side along an optical axis, a front lens unit, and a rear lens unit which includes an aperture stop. The single focal length lens system does not include any other lens unit on the optical axis, and the rear lens unit includes a focusing lens unit having a negative refractive power. The focusing lens unit is disposed on the image side of the aperture stop, and moves along the optical axis at the time of focusing from an object at infinity to an object at a close distance. The front lens unit does not include a lens which moves in an optical axial direction, and the rear lens unit does not include a lens which moves in the optical axial direction except at the time of focusing. | 04-23-2015 |
20150109670 | ZOOM LENS AND IMAGING DEVICE - A zoom lens substantially consists of, in order from the object side, a positive first lens group, a negative second lens group, a positive third lens group, and a positive fourth lens group. During magnification change from the wide-angle end to the telephoto end, the first and third lens groups are fixed in the optical axis direction, the second lens group is moved toward the image side, and the fourth lens group is moved along the optical axis. The second lens group includes an air space formed between a convex surface and a concave surface, and a cemented surface between a negative lens and a positive lens. The third lens group consists of, in order from the object side, a fixed front group, and a positive rear group being able to be shifted in directions intersecting with the optical axis to shift the image formed on the reduced side. | 04-23-2015 |
20150109671 | ZOOM LENS AND IMAGING DEVICE - A zoom lens substantially consists of, in order from the object side, a positive first lens group, a negative second lens group, a positive third lens group, and a positive fourth lens group. During magnification change from the wide-angle end to the telephoto end, the first and the third lens groups are fixed in the optical axis direction, the second lens group is moved toward the image side, and the fourth lens group is moved along the optical axis. The first lens group consists of, in order from the object side, a cemented lens formed by a negative lens and a positive lens, and two positive lenses. The third lens group consists of, in order from the object side, a fixed front group, and a positive rear group being able to be shifted in directions intersecting with the optical axis to shift the image formed on the reduced side. | 04-23-2015 |
20150116828 | ANTI-SHOCK LENS DRIVING APPARATUS - An anti-shake lens driving apparatus is provided, including a lens carrier, for carrying at least a lens set; a magnet module, disposed on the outer surroundings of the lens carrier for pushing the lens carrier; a suspension part, further including an upper suspension resilient element and a lower suspension resilient element, the upper and lower suspension resilient elements respectively including a fixed part, a movable part and at least a suspension element; the at least a suspension element connecting the fixed part and the movable part; the fixed part being fixed to an upper cover and a base; the movable part being fixed to the upper and lower part of the lens carrier respectively; and the upper cover and the base being disposed respectively at the upper and lower part of the magnet module and the suspension part for providing protection. | 04-30-2015 |
20150124322 | ZOOM LENS SYSTEM - A zoom lens system includes a negative first lens group, a positive second lens group, a negative third lens group and a positive fourth lens group, in that order from the object side. Upon zooming from the short to long focal length extremities, at least the first lens group, the second lens group and the fourth lens group are moved in the optical axis direction. The third lens group includes a negative first sub-lens group and a negative second sub-lens group, in that order from the object side. The second sub-lens group is provided with a negative single lens element and a positive single lens element, wherein an air lens is formed between the negative single lens element and the positive single lens element. | 05-07-2015 |
20150131153 | LENS DRIVE DEVICE - The lens drive device is equipped with a first supporting body that holds the lens and is movable in the direction of the optical axis, a second supporting body that holds the first supporting body, a fixed body that holds the second supporting body in a manner enabling movement in directions that are roughly orthogonal to the optical axis direction, a first drive mechanism for driving the first supporting body, a second drive mechanism for driving the second supporting body in a first direction, and a third drive mechanism for driving the second supporting body in a second direction. The first supporting body is supported by the second supporting body by means of first supporting members ( | 05-14-2015 |
20150138639 | LENS DRIVING DEVICE AND CAMERA MODULE INCLUDING THE SAME - A lens driving device includes a lens barrel supporting a lens; an autofocusing driving unit disposed on one side of a plane perpendicular to an optical axis direction based on the lens barrel to thereby drive the lens barrel in the optical axis direction; and a hand-shake prevention driving unit disposed on sides of the plane perpendicular to the optical axis direction other than the one side on which the autofocusing driving unit is disposed, to thereby drive the lens in a direction perpendicular to the optical axis direction. | 05-21-2015 |
20150293372 | Photographing Optical Device - A photographing optical device may include a movable module including a movable body and a holding body; a support body to hold the movable module; a lens drive coil attached to the movable body; a shake correction coil attached to the support body, and a plurality of drive magnets attached to the holding body. The holding body may include a first magnet fixing member and a second magnet fixing member. The first magnet fixing member and the second magnet fixing member may be formed in a frame shape. The movable body may be disposed on inner peripheral sides of the first magnet fixing member and the second magnet fixing member. The support body may include a case body structuring an outer peripheral face of the support body. An object side end of the case body may include a facing part which faces an end face of the movable body. | 10-15-2015 |
20150309328 | IMAGING OPTICAL SYSTEM - An imaging optical system includes a front lens group including a front lens element and a reflector element which reflects a light bundle that exits from the front lens element; and a rear lens group on the image side of the front lens group. The front lens element is a spherically-swingable lens group which suppresses image shake by spherically-swinging about a predetermined spherical-swing center in accordance with vibrations applied to the imaging optical system. The following conditions (1) and (2) are satisfied: | 10-29-2015 |
20150309329 | OPTICAL APPARATUS, CONTROL METHOD THEREOF AND STORAGE MEDIUM - An optical apparatus comprises a shake detection unit, a first optical correction unit, a second optical correction unit, a zoom detection unit, a correction amount calculation unit configured to calculate correction amounts to be corrected by the first optical correction unit and the second optical correction unit, and a control unit configured to change a calculation method of the correction amounts according to whether or not zoom lens performs zoom operation, wherein the control unit controls to calculate the correction amounts by calculation of separating a frequency of the shake when the zoom operation is stopped, and to calculate the correction amounts by proportional calculation based on movable ranges of the first optical correction unit and the second optical correction unit when the zoom operation is performed. | 10-29-2015 |
20150309330 | LENS HOLDER DRIVING DEVICE - A lens holder driving device includes an auto-focusing lens holder driving portion moving a lens holder holding a lens barrel along an optical axis, and an image stabilizer portion stabilizing image blurred by moving the auto-focusing lens holder driving portion in first and second directions which are orthogonal to the optical axis and which are perpendicular to each other. The image stabilizer portion includes: a fixed portion disposed apart from the auto-focusing lens holder driving portion in the direction of the optical axis; a plurality of suspension wires having first end portions fixed to the fixed portion at outer regions thereof, extending along the optical axis, having second end portions fixed to the auto-focusing lens holder driving portion, and swingably supporting the auto-focusing lens holder driving portion in the first direction and the second direction; and a fracture preventing member preventing the suspension wires from fracturing. | 10-29-2015 |
20150331250 | SHAKING CORRECTION DEVICE - The present invention provides a shaking correction device which can enable an automatic focusing unit to be difficult to rotate in a swinging direction and around an axis perpendicular to Z axis during swinging, enables an optical axis of a lens to be stable, and buffer components are easily arranged to the shaking correction device. The shaking correction device is such configured that the ends of the back sides of suspension wires are connected onto the extension ends of the elastic arms which are connected with the end parts of base frames arranged on a base plate and extend towards the center of the automatic focusing unit, and the ends of the front sides of the suspension wires are connected with flange parts arranged in the front of a magnet support. | 11-19-2015 |
20150346507 | SHAPE MEMORY ALLOY ACTUATION APPARATUS - An SMA actuation apparatus ( | 12-03-2015 |
20150355477 | LENS DRIVE APPARATUS INCLUDING DAMPER COMPOUND SUPPRESSING UNDESIRED RESONANCE - A lens drive apparatus includes an image stabilizer portion moves an auto-focusing lens driving portion in first and second directions orthogonal to an optical axis and perpendicular to each other, and the image stabilizer portion includes a fixed member disposed apart from the auto-focusing lens driving portion in a direction of the optical axis, a plurality of suspension wires each comprising an end fixed to the fixed member at an outer region thereof, a narrowing portion that is disposed between the fixed member and the auto-focusing lens driving portion and that narrows part of a gap between the fixed member and the auto-focusing lens driving portion, and a damper compound that is disposed at the narrowed part of the gap between the fixed member and the auto-focusing lens driving portion and that suppress undesired resonance in the direction of the optical axis of the auto-focusing lens driving portion. | 12-10-2015 |
20150370086 | OPTICAL DEVICE - An optical device may include a movable part including a lens; a holding part to hold the movable part; and a drive mechanism to drive the movable part. The holding part may include a case body. The drive mechanism may include a plurality of drive magnets; a plurality of sheet-shaped coils including a coil part; and a flexible printed circuit board including a coil attaching part. A plurality of the sheet-shaped coils may be attached to one face of the coil attaching part. A thickness of the coil attaching part is thinner than the sheet-shaped coil. A width of the coil attaching part may be narrower than a width of the sheet-shaped coil. | 12-24-2015 |
20150378169 | CAMERA LENS MODULE FOR MOBILE TERMINAL - A camera lens module includes: an external case; an Automatic Focusing (AF) driver disposed at one surface of the external case to guide a lens carrier along an optical axis, the AF driver having a magnet and a coil arranged to face each other in parallel to the optical axis; and first and second OIS drivers located opposite the AF driver with the lens carrier as the center, each of the first and second OIS drivers having a coil and a magnet arranged to face each other in parallel to the optical axis in a vertical or horizontal direction to correct shaking of the lens carrier, wherein each of the OIS drivers and the AF driver includes a position sensor opposed to the magnet. | 12-31-2015 |
20160004091 | OPTICAL IMAGE STABILIZER DETECTING X DIRECTION DISPLACEMENT AND Y DIRECTION DISPLACEMENT OF LENS GROUP - An optical image stabilizer, in which a magnet and a coil are arranges such that they oppose each other. The Hall sensor is arranged such that one face thereof is opposed to one face of the magnet. The Hall sensor can easily detect the location of a group of lenses by generating a corresponding signal in response to a variation in magnetic force following a variation in the gap between magnets depending on the direction in which a group of lenses is driven, and simultaneously, in response to a variation in magnetic force that occurs when the group of lenses is displaced in the direction that intersects the direction of the gap. | 01-07-2016 |
20160018624 | Lens Actuator - A lens actuator is disclosed. The lens actuator, according to the present invention, comprises: a carrier in which a lens is accommodated, and which has a plurality of first sides; magnets including first magnets respectively arranged on the outer side of the plurality of first sides of the carrier, and second magnets arranged to be spaced from the first magnets; a housing having a plurality of second sides facing the first sides; a plurality of correction coils formed at positions corresponding to the first and second magnets; and a gap-adjusting coil arranged on the lower part of the first magnets. | 01-21-2016 |
20160018630 | ZOOM LENS AND IMAGING APPARATUS - A zoom lens is constituted essentially by six lens groups, in order from the object side to the image side: a first lens group having a positive refractive power; a second lens group having a negative refractive power; a third lens group having a positive refractive power; a fourth lens group having a positive refractive power; a fifth lens group having a negative refractive power; and a sixth lens group having a positive refractive power. The distances between all pairs of adjacent lens groups change when changing magnification from the wide angle end to the telephoto end, and Conditional Formula (1) below is satisfied: | 01-21-2016 |
20160018667 | Lens Moving Apparatus - A lens moving apparatus includes a housing supporting a driving magnet, a bobbin provided on an outer surface thereof with a coil disposed in the driving magnet and moving in a first direction in the housing, a base disposed under the bobbin to be spaced apart from the bobbin by a predetermined distance, an upper elastic member disposed above the bobbin and including an inner frame connected to the bobbin and an outer frame coupled to the housing, and a support member coupled at a lower portion thereof to the base and including a projecting portion protruding upward and bent at at least a portion thereof, at least a portion of the bent portion of the projecting portion being coupled to the upper elastic member. | 01-21-2016 |
20160025955 | ZOOMING OPTICAL SYSTEM, OPTICAL APPARATUS, AND MANUFACTURING METHOD FOR THE ZOOMING OPTICAL SYSTEM - A zooming optical system is provided, which is constituted by, in order from an object: a first lens group having positive refractive power; a second lens group having negative refractive power; a third lens group having positive refractive power; a fourth lens group having negative refractive power; and a fifth lens group having positive refractive power. In the zooming optical system, the first lens group is moved along the optical axis upon zooming, at least a part of the second lens group to the fifth lens group being moved so as to include a component orthogonal to the optical axis, and the following conditional expressions are satisfied: 4.4101-28-2016 | |
20160025995 | LENS DRIVING DEVICE AND CAMERA - A lens driving device includes: a lens holder; a first coil wound onto the lens holder around the optical axis direction; a plurality of magnets having a first surface and a second surface perpendicular to the first surface, the magnets being disposed in a state in which the first surface opposes a circumferential surface of the first coil; a magnet holder that fixes the magnets apart from each other; a yoke constituting, together with the magnets, a magnetic circuit having a magnetic flux that traverses the first coil; a second coil provided opposite the second surface of the magnets; and a base on which the second coil is disposed. An auto-focus lens driving part that includes the lens holder, the first coil, the magnets, the magnet holder, and the yoke is held on the base so as to allow relative displacement in a direction perpendicular to the optical axis. | 01-28-2016 |
20160033786 | CAMERA LENS MODULE - A camera lens module of a portable terminal includes an external case; an OIS carrier disposed in the external case; a lens system which is guided along an optical axis in the OIS carrier; an AF driving unit facing to a first surface of the external case and which enables the lens system to move; a first OIS driving unit disposed in parallel along a second surface of the external case at the other side opposite to the first surface on which the AF driving unit is disposed; and a second OIS driving unit disposed in parallel along a third surface of the external case between the first OIS driving unit and the AF driving unit. | 02-04-2016 |
20160041402 | LENS DRIVER WITH CAMERA SHAKE REDUCING FUNCTION - A lens driver with camera shake reducing function in which the suspension wire will not easily undergo a plastic bending and the camera shake reducing function will not be degraded and the photographed image will not be deformed when mounting the lens or impacting the lens. The direction of photographed object is set to the forward direction of the optical axis of the lens, and the invention comprises: an auto-focusing unit that moves the lens in the direction of optical axis; and a camera shake reducing unit that causes the auto-focusing unit to swing in a direction at right angle to the direction of optical axis, and the auto-focusing unit comprises a magnet for focusing which is mounted on the outer circumference of the lens and which is held by a magnet holder, and the camera shake reducing unit comprises: a suspension wire which extending in the direction of optical axis and the forward direction of the optical axis of which is connected with the magnet holder and which supports the magnet holder in form of suspension rack such that it may swing; and a yoke that faces the magnet for focusing in a manner that it is spaced from the magnet for focusing in forward direction of the optical axis. | 02-11-2016 |
20160043680 | DRIVING CIRCUIT FOR VOICE COIL MOTOR - With a driving current as I | 02-11-2016 |
20160048002 | NOVEL LENS MOVING APPARATUS - The subject matter disclosed herein relates to an imaging module comprising an electromagnetic actuator to provide focus-related and image stabilization-related functionality. | 02-18-2016 |
20160054483 | FOCUS MODULE AND COMPONENTS WITH ACTUATOR - A focus module contains a boundary element and a focus element. The focus element includes a fluid and a deformable membrane, with the fluid being entrapped between the boundary element and the deformable membrane. The focus module also includes a pressure element, which is capable of deforming the focus element by pressing on the deformable membrane in the direction of the boundary element. | 02-25-2016 |
20160054548 | Zoom Lens - A zoom lens, in sequence from an object side to an image side along an optical axis, comprises a first lens group; a second lens group; a stop; and a rear lens group and comprising a third lens group, a fourth lens group, and a fifth lens group; the fourth lens group further comprises an image correction lens which is able to shifted in a direction transverse to the optical axis of the zoom lens to stabilize the picked-up image when the zoom lens vibrates; furthermore, the zoom lens satisfies the following condition: (1−β | 02-25-2016 |
20160054578 | LENS ACTUATOR - A lens actuator is disclosed in the present invention. The lens actuator includes a movable unit including a carrier defining an optical axis, a plurality of focusing coils surrounding the carrier and spaced with each other, each wound around an axis perpendicular to the optical axis, fixed on an outer surface of the carrier, a plurality of magnets each opposite to one of the focusing coils in a direction perpendicular to the optical axis direction, and a holder fixing the magnets; a plurality of shake correction coils each disposed below one of the magnets and opposite to the magnet in the optical axis direction; a base fixing the shake correction coils; and wires connecting the movable unit to the base. | 02-25-2016 |
20160054580 | ACTUATOR AND LENS BARREL WITH ACTUATOR - Provided is an actuator that increases thrust while reducing mass of a magnetic field generating member including a magnet and a yoke, compared to conventional actuators. An actuator in the present disclosure includes a magnetic field generating member having a multipole-magnetized magnet and a yoke disposed on a first surface of the multipole-magnetized magnet, and a coil member provided in a position confronting a second surface of the multipole-magnetized magnet. The yoke is formed of a member narrower in width than the first surface of the multipole-magnetized magnet. | 02-25-2016 |
20160062133 | OPTICS SYSTEM WITH MAGNETIC BACKLASH REDUCTION - An imaging system may include a movable component that travels along a rail, the movable component being coupled to the rail by a carriage that includes a bearing and a magnetic portion configured to bias the bearing toward the rail. The imaging system may be suitable for use in a gimbal assembly. | 03-03-2016 |
20160062135 | ZOOM LENS AND IMAGING APPARATUS - A zoom lens consists of four or five lens groups, consisting of, in order from the object side, a positive first group a negative second group, one or two middle groups including a positive mp group, and a positive rearmost group at the most image-side position of the entire system. Zooming is effected by changing all distances between the adjacent groups. The rearmost group consists of, in order from the object side, a positive front group, a negative middle group, and a positive rear group. Air spaces between the front and middle groups, and between the middle and rear groups are constant during zooming and focusing. The front group includes two positive lenses and one negative lens. Image stabilization is effected by shifting the middle group perpendicularly to the optical axis. The rear group includes one positive lens and two negative lenses. The zoom lens satisfies a given condition expression. | 03-03-2016 |
20160062136 | IMAGING APPARATUS - An imaging apparatus includes a front lens group, which constitutes part of an imaging optical system, at a fixed position with respect to an optical axis direction, wherein the front lens group includes a front lens element and a reflector and the reflector reflects light rays exiting from the front lens element; a movable lens group provided closer to the image plane side than the front lens group and movable along the optical axis; a support which supports the reflector; a movable frame which supports the front lens element and is supported by the support to be movable along a plane orthogonal to the optical axis of the front lens element; a front cover fixed to the support; and a driver which drives the movable frame in the plane, in accordance with vibrations applied to the photographing optical system, to reduce image shake. | 03-03-2016 |
20160070115 | UPRIGHT MOUNTED CAMERA ACTUATOR COMPONENT WITH TRAPEZOIDAL MAGNET FOR OPTICAL IMAGE STABILIZATION - Some embodiments provide an actuator module for optical image stabilization of a lens assembly relative to an image sensor in a camera. In some embodiments, the actuator module includes a coil mounting structure. One or more optical image stabilization (OIS) coils is mounted to the coil mounting structure. The actuator module further includes a lens assembly structure configured to hold a lens assembly. One or more autofocus coils is affixed to the lens assembly structure. The actuator module further includes a spring assembly for coupling the coil mounting structure to the lens assembly structure, such that the lens assembly structure is movable relative to the coil mounting structure. The actuator module further includes a plurality of trapezoidal magnets affixed to the lens assembly structure for magnetic interaction with one or more of the one or more optical image stabilization coils and the one or more autofocus coils. | 03-10-2016 |
20160077316 | VARIABLE MAGNIFICATION OPTICAL SYSTEM, IMAGING APPARATUS, AND METHOD FOR MANUFACTURING VARIABLE MAGNIFICATION OPTICAL SYSTEM - Provided is a variable magnification optical system comprising, in order from an object side along an optical axis, a first lens group G | 03-17-2016 |
20160077354 | SHAKE CORRECTION DEVICE AND OBSERVATION DEVICE - A first correction signal creation unit | 03-17-2016 |
20160085085 | LENS DRIVING MODULE - A lens driving module includes a holder, a cover, a carrier, at least one first magnet, a first coil, at least two second magnets, at least one first sensor and at least one second sensor. The holder includes an opening hole. The cover is made of metal material and coupled to the holder. The carrier is movably disposed in the cover and for coupling to a lens. The first magnet is movably disposed in the cover. The first coil is wound around an outer side of the carrier. The second magnets are disposed on one end of the carrier. The first sensor is for detecting a magnetic field of the second magnets. The second sensor is for detecting a magnetic field of the first magnet. | 03-24-2016 |
20160085087 | CAMERA MODULE - A camera module according to the embodiment includes a housing; a lens barrel disposed in the housing to receive a lens; and an elastic member connecting the housing to the lens barrel, and comprising a first elastic part and a second elastic part bent from the first elastic part to have a height from a plane perpendicular to an optical axis of the lens, which is different from a height of the first elastic part. Therefore, the camera module may automatically correct a shake and may adjust a focus. | 03-24-2016 |
20160097937 | MINIATURE LENS DRIVING APPARATUS - A miniature lens driving apparatus includes an optical image stabilization mechanism having a lens holder for holding therein a lens which defines an optical axis, an autofocus mechanism having an autofocus moving platform, and a plurality of wires adapted to couple the lens holder with the autofocus moving platform. The optical image stabilization mechanism is capable of moving the lens holder along a direction substantially perpendicular to the optical axis, and the autofocus mechanism is capable of moving the autofocus moving platform along the optical axis. | 04-07-2016 |
20160103331 | Lens Moving Apparatus - A lens moving apparatus includes a housing for supporting a first magnet, a bobbin, which includes a first coil provided on an outer surface thereof and which moves in a first direction, a support member, which is disposed over one side surface of the housing, and which supports the bobbin and the housing such that the bobbin and the housing are movable in second and/or third directions, which are perpendicular to the first direction, a second coil, which is disposed over the housing, and which is spaced apart from the support member by a predetermined distance and which generates an electromagnetic force to move the support member in the second and/or third directions, and a printed circuit board disposed over the second coil. | 04-14-2016 |
20160109690 | Telephoto Lens and Image Pickup Apparatus Using the Same - A telephoto lens includes in order from an object side, a first unit having a positive refractive power, a second unit having a negative refractive power, and a third unit having a positive refractive power, and a focusing from an infinite object point to an object point at a short distance is carried out by moving the second unit toward an image side, and the following conditional expression (17) is satisfied: | 04-21-2016 |
20160109692 | VARIABLE MAGNIFICATION OPTICAL SYSTEM, OPTICAL APPARATUS AND METHOD FOR MANUFACTURING VARIABLE MAGNIFICATION OPTICAL SYSTEM - A variable power optical system (ZL) used for an optical apparatus, such as a camera ( | 04-21-2016 |
20160109718 | LENS DRIVING APPARATUS, IMAGE BLUR CORRECTION APPARATUS AND IMAGE PICKUP APPARATUS INCLUDING THE SAME - Provided is a lens driving apparatus, including: an ultrasonic motor including a drive slider having an output shaft provided so as to project in a direction perpendicular to a driving direction of the drive slider; a lens moving frame configured to hold an optical system, and having a hole into which the output shaft is to be inserted; and a fixed portion configured to support the lens moving frame so that the lens moving frame is movable in a direction perpendicular to an optical axis, hold the ultrasonic motor so that the ultrasonic motor is removable from a side opposite to a side where the lens moving frame is provided, and have a through hole passing through the fixed portion in a direction of the optical axis. | 04-21-2016 |
20160109719 | Lens Moving Apparatus - A lens moving apparatus includes a bobbin on which a first coil is disposed, a first magnet disposed around the bobbin to face the first coil, and a housing, which is disposed to surround at least a portion of the bobbin and has a first magnet mounting seat, which receives the first magnet, wherein the housing is provided with an adhesive inlet, which allows a side portion of the first magnet mounting seat to communicate with an outside surface of the housing. | 04-21-2016 |
20160109720 | OPTICAL IMAGE STABILIZER WITH IMPROVED MAGNETIC DISPOSITION - The present invention discloses a lens driving device which includes a lens holder defining an optical axis and being for holding a lens; a first AF coil disposed with respect to the lens holder; an OIS coil structure having two coils respectively disposed by two sides of the lens holder on a first plane having a normal direction parallel to the optical axis; two magnets respectively disposed with respect to the respective coils and having a first surface facing the first AF coil and a second surface facing the OIS coil structure; and a circuit structure connected electrically to the OIS coil structure and taking control thereof. At least one of the two magnets and the first AF coil cooperate to drive the lens holder along the optical axis, and each of the two magnets and the OIS coil structure cooperate to drive the lens holder along a direction perpendicular to the optical axis. | 04-21-2016 |
20160109721 | Lens Moving Apparatus - A lens moving apparatus includes a bobbin including a first coil, a first magnet facing the first coil, a housing supporting the first magnet, upper and lower elastic members coupled to the bobbin and the housing, a base spaced apart from the housing, a second coil unit, which faces the first magnet and includes a second coil, a circuit board on which the second coil unit is mounted, a plurality of support members, which support the housing such that the housing is movable in second and/or third directions and which connect at least one of the upper and lower elastic members to the circuit board, and a second sensor detecting displacement of the housing in the second and/or third directions, wherein the center of the second sensor is disposed so as not to overlap the second coil. | 04-21-2016 |
20160116703 | LENS DRIVING APPARATUS - A lens driving apparatus includes: a fixed assembly, the fixed assembly including a base frame; a movable assembly, the movable assembly including a lens holder; a set of magnets surrounding the movable assembly; three sets of coils; and a spring system attached between the movable assembly and the fixed assembly and configured to support the movable assembly and form a suspension system to allow the movable assembly to move along a first, a second, and a third orthogonal axes. The lens holder is configured to hold a lens unit, the third axis is parallel to an optical axis of the lens unit, while the first and second axes are respectively perpendicular to the third axis. | 04-28-2016 |
20160116758 | IMAGING APPARATUS - An imaging apparatus includes a front lens group, including a reflector element and a front lens element on the object side thereof, and a rear lens group; a support member, fixed to a fixed member that supports the reflector element, including a spherical-swinging operation support positioned behind the reflection surface of the reflector element and supporting a movable member supporting the front lens element to spherically swing about a predetermined point, a rotation preventer preventing the movable member from rotating about the optical axis of the front lens element, a detector supporter, and a mounting portion mounted to the fixed member; an actuator which drives the movable member to spherically swing the movable member in response to vibrations applied to the imaging optical system; a detector detecting positional variations of the movable member; and an adjuster which adjusts the position of the mounting portion relative to the fixed member. | 04-28-2016 |
20160124242 | Optical Unit with Shake Correction Function - Provided is an optical unit with a shake correction function, said optical unit being capable of ensuring a space wherein a drive mechanism and the like are positioned between a side surface of an optical module and a side surface of a stationary body, even when the optical module is supported by a gimbal mechanism in such a manner as to be able to swing with respect to the stationary body. In the optical unit, a gimbal mechanism is disposed by utilizing corners of an optical module and corners of a square tube-shaped body section of a stationary body. In other words, the optical unit is configured in such a manner that: a rectangular movable frame is positioned between a rectangular second frame of the optical module and a rectangular frame secured to the square tube-shaped body section); and a first corner and a third corner of the movable frame are swingably supported by corners of the rectangular frame. The optical unit is further configured in such a manner that a second corner and a fourth corner of the moveable frame swingably support corners of the second frame. | 05-05-2016 |
20160124243 | Anti-Vibration Optical System - An anti-vibration optical system is an observation optical system including, in sequence from an object side, an objective optical system, an erecting prism, and an ocular optical system, wherein: in sequence from the object side, the objective optical system includes a first lens group having a positive refracting power and a second lens group having a negative refracting power; in sequence from the object side, the second lens group comprises a positive lens group having a positive refracting power and a negative lens group having a negative refracting power; and an image position can be changed by the negative lens group of the second lens group being displaced in a direction orthogonal to an optical axis. | 05-05-2016 |
20160131923 | CONFIGURATION OF FLEXIBLE CONNECTIONS USED IN A LENS DRIVING MODULE - The present invention provides some configurations of flexible connections jointly or integrally formed with a movable part and/or a fixed part of a lens module. The flexible connections may move the movable part along an optical axis direction and/or directions perpendicular to the optical axis. The configuration and material of the flexible connections provide an enhanced strength bearing plastic deformation, and hence increasing the structure strength of the lens module. The formation of the flexible connections with the movable part and/or the fixed part with one mold-injection process can reduce parts of the lens module and simply its manufacturing process. | 05-12-2016 |
20160139425 | Lens Moving Apparatus - A lens moving apparatus includes a bobbin including a first coil disposed therearound, a first magnet disposed to face the first coil, a housing for supporting the first magnet, upper and lower elastic members each coupled to both the bobbin and the housing, a base disposed to be spaced apart from the housing by a predetermined distance, a second coil disposed to face the first magnet, a printed circuit board on which the second coil is mounted, a plurality of support members, which support the housing such that the housing is movable in second and/or third directions and which connect at least one of the upper and lower elastic members to the printed circuit board, and a conductive member for conductively connecting the upper and lower elastic members. | 05-19-2016 |
20160139426 | Lens Moving Apparatus - A lens moving apparatus includes a bobbin of which a first coil is provided, a first magnet disposed to face the first coil, a housing for supporting the first magnet, a second coil disposed under the housing so as to face the first magnet, a printed circuit board on which the second coil is mounted, a base on which the printed circuit board is mounted, and a yoke disposed between the printed circuit board and the base. | 05-19-2016 |
20160147049 | ZOOM LENS AND IMAGE PICKUP APPARATUS INCLUDING THE SAME - A zoom lens includes, in order from an object side: first to fifth lens units respectively having positive, negative, positive, positive, and positive or negative refractive powers. The first lens unit is configured not to move for zooming, and the second, third, and fourth lens units are configured to move during zooming to change an interval between adjacent lens units. An aperture stop is arranged between the second and third lens units. The second lens unit is positioned on the image side and the third lens unit is positioned on the object side at a telephoto end. Focal lengths of the zoom lens at a wide angle end and of the third and fourth lens units, lateral magnifications of a lens group consisting of the third and fourth lens units at the wide angle end and at the telephoto end are each appropriately set. | 05-26-2016 |
20160154204 | CAMERA MODULE | 06-02-2016 |
20160154226 | ZOOM LENS AND IMAGE PICKUP APPARATUS INCLUDING THE SAME | 06-02-2016 |
20160154249 | Camera Module | 06-02-2016 |
20160154250 | CAMERA LENS SUSPENSION WITH POLYMER BEARINGS | 06-02-2016 |
20160154251 | INTEGRATED CAMERA LENS SUSPENSION | 06-02-2016 |
20160154252 | BALL-BEARING RETAINERS | 06-02-2016 |
20160161725 | ZOOM LENSES AND IMAGE PICKUP APPARATUS INCLUDING THE ZOOM LENSES - A zoom lens include, from an object side, a first magnification-varying group, an aperture stop and a second magnification-varying group, the first magnification-varying group including: a positive first lens unit configured not to move for zooming; a negative second lens unit configured to move during zooming; and one or more magnification-varying lens units configured to move during zooming, the magnification-varying lens units having a positive combined refractive power, the second magnification-varying group including: a negative first sub lens unit configured not to move for zooming; a negative second sub lens unit configured to move during zooming; and a positive third sub lens unit, the second magnification-varying group moving the second sub lens unit to the image side to displace a focal length range of the entire system toward a long focal length side. | 06-09-2016 |
20160161756 | OPTICAL IMAGE STABILIZATION ACTUATOR MODULE - An optical image stabilization actuator module includes a base, a ball holder, a plurality of balls, a plurality of coils, a plurality of yokes, and a plurality of magnets. The base is disposed with a plurality of ball support pillars; the ball holder is disposed with a plurality of ball housing spaces; the ball holder is disposed on top of the base. The balls are disposed between the ball support pillars and the ball housing spaces. The coils are fixed to the base, the yokes are fixed to the base, and the magnets are fixed to the surroundings of the ball holder. When a continuous current is applied to the coils, a magnetic force is generated by the coils. The interaction among the magnetic force, the yokes and the magnets enables the ball holder and the lens carrier to move in two degrees of freedom. | 06-09-2016 |
20160161757 | Lens Driving Device - A lens driving device is disclosed. The lens driving device includes a housing including a base, and a cover body forming a receiving space together with the base; a lens barrel assembled inside the housing and moveable along an optical axis of the lens barrel; an anti-shake carrier assembled inside the housing for suspending the lens barrel along the optical axis; an anti-shake spring having one end thereof fixed to the housing, and another end fixed on the anti-shake carrier; a plurality of bearing steel balls provided between the base and the anti-shake carrier for reducing friction force when the anti-shake carrier moves perpendicular to the optical axis; wherein the anti-shake carrier depends on elastic force of the anti-shake spring when it moves perpendicular to the optical axis, and the anti-shake carrier will return to an initial position. | 06-09-2016 |
20160161758 | LENS DRIVING APPARATUS - A lens driving apparatus with a lens portion having at least one lens, a base portion on which an image sensor detecting light coming through said lens portion can be fixed, a driving portion capable of relatively moving said lens portion in a vertical direction to a light axis of said lens portion and in a parallel direction to the light axis of said lens portion with respect to said base portion, and at least three suspension wires connecting a focus portion including said lens portion and said base portion so as to allow a relative movement. The suspension wires are arranged outside a magnet of said driving portion along the vertical direction to the light axis. | 06-09-2016 |
20160170170 | CAMERA MODULE | 06-16-2016 |
20160170189 | ZOOM LENS, OPTICAL APPARATUS, AND METHOD FOR MANUFACTURING THE ZOOM LENS | 06-16-2016 |
20160170227 | OPTICAL UNIT WITH SHAKE CORRECTION FUNCTION | 06-16-2016 |
20160170228 | VARIABLE FOCAL LENGTH LENS, OPTICAL APPARATUS, AND ADJUSTMENT METHOD FOR VARIABLE FOCAL LENGTH LENS | 06-16-2016 |
20160170229 | CAMERA MODULE | 06-16-2016 |
20160178877 | ZOOM LENS AND IMAGE PICKUP APPARATUS INCLUDING THE SAME | 06-23-2016 |
20160178899 | CAMERA MODULE | 06-23-2016 |
20160178922 | COMPACT LENS MODULE | 06-23-2016 |
20160178923 | LENS HOLDER DRIVE DEVICE, CAMERA MODULE, AND PORTABLE TERMINAL PROVIDED WITH CAMERA | 06-23-2016 |
20160178924 | CAMERA MODULE | 06-23-2016 |
20160178925 | Lens Moving Apparatus | 06-23-2016 |
20160187614 | AUTOFOCUS SYSTEM - An autofocus system is disclosed. The autofocus system includes a lens assembly, an upper actuator, and a lower actuator. The upper and the lower actuators have stationary elements and movable elements. The lens assembly is attached to the movable elements of the upper and the lower actuators. The autofocus system allows three degrees of freedoms of translational adjustments and two degrees of freedoms of rotational adjustments. | 06-30-2016 |
20160187615 | ZOOM FUNCTION SYSTEM - A zoom function system is disclosed. The zoom function system includes an upper lens assembly, a lower lens assembly, an upper actuator, and a lower actuator. The upper and the lower actuators have stationary elements and movable elements. The upper lens assembly is attached to one of the movable elements of the upper actuator. The lower lens assembly is attached to one of the movable elements of the lower actuator. The zoom function system allows three degrees of freedoms of translational adjustments of lens assemblies and is capable of realigning the lens assemblies to improve the qualities of images. | 06-30-2016 |
20160187627 | ZOOM LENS AND IMAGE PICKUP APPARATUS INCLUDING THE SAME - Provided is a zoom lens, comprising, in order from object side to image side: first positive, second negative and third positive lens units and a rear lens group including at least one lens unit, in which: at telephoto end as compared to wide angle end, an interval between first and second lens units is increased, and an interval between second and third lens units is reduced; an interval between adjacent lens units is changed during zooming; the first lens unit consists, in order from object side to image side, of a first positive lens sub-unit, and a second negative lens sub-unit over a widest air interval; and a focal length ft of zoom lens at telephoto end, a focal length f | 06-30-2016 |
20160187669 | IMAGE BLUR CORRECTION APPARATUS, IMAGE PICKUP APPARATUS AND OPTICAL APPARATUS - An image blur correction apparatus includes a base plate member, a holding member that holds an image blur correction lens, an even number of actuator constituting members for moving the holding member, a support member arranged in such a manner that the holding member is movable relative to the base plate member, and a plurality of bias members performing biasing in such a manner that the support member is sandwiched by the base plate member and the holding member, wherein at least one of the bias members is arranged in a region between two of the actuator constituting members, and wherein the bias members arranged in two regions each between two of the actuator constituting members, the two regions opposing each other through a gravity center of the holding member. | 06-30-2016 |
20160187670 | Lens Moving Apparatus - A lens moving apparatus includes a base, a printed circuit board disposed over the base, and mounted on the base, a coil disposed over the printed circuit board, and a lens barrel, which contacts the base at a lower portion of an outer surface thereof, wherein the base, the printed circuit board and the coil include respective holes, wherein the lens moving apparatus includes a blocking member, which is provided along an internal surface of the hole in the base and which protrudes in a first direction so as to prevent the lower portion of the outer surface of the lens barrel from contacting internal surfaces of the holes in the printed circuit board and/or the coil. | 06-30-2016 |
20160187671 | Lens Moving Apparatus - A lens moving apparatus includes a bobbin adapted to move upward and downward in a first direction, a housing in which the bobbin is accommodated and which is movable upward and downward in the first direction, a cover member accommodating the bobbin and the housing, and a base to which a lower portion of the cover member is coupled, wherein the cover member has an opening formed in an upper face thereof, and is provided at an area thereof surrounding the opening with a first stopper for limiting a distance by which the bobbin moves upward. | 06-30-2016 |
20160190905 | VOICE COIL MOTOR - A VCM is disclosed, the VCM including a rotor including a bobbin arranged at an upper surface of a base formed with an opening, and a driving coil wound on the bobbin, a stator including a driving magnet opposite to the driving coil, and a yoke secured by the driving magnet at an inner surface of a lateral plate, and a tilting unit including a tilt magnet arranged at an outer surface of the lateral plate, a housing fixing the tilt magnet, and a tilt coil unit opposite to the tilt magnet. | 06-30-2016 |
20160195702 | PHOTOGRAPHIC LENS AND PHOTOGRAPHIC APPARATUS USING THE SAME | 07-07-2016 |
20160202446 | LENS DRIVING APPARATUS | 07-14-2016 |
20160202457 | Wide-Angle Zoom Lens and Image Pickup Apparatus | 07-14-2016 |
20160202494 | CAMERA ACTUATOR FOR PORTABLE TERMINAL HAVING AUTOFOCUSING AND IMAGE STABILIZATION FUNCTIONS | 07-14-2016 |
20160252712 | ZOOM LENS SYSTEM, INTERCHANGEABLE LENS DEVICE, AND CAMERA SYSTEM | 09-01-2016 |
20160252746 | CAMERA LENS MODULE | 09-01-2016 |
20170235155 | OPTICAL UNIT WITH SHAKE CORRECTION FUNCTION | 08-17-2017 |
20180024329 | AUTO FOCUS AND OPTICAL IMAGE STABILIZATION IN A COMPACT FOLDED CAMERA | 01-25-2018 |