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| Number | Title | Issue Date |
| 8184380 | Lens barrel A lens barrel is provided with which manufacturing costs can be reduced. The lens barrel (3) has a first lens group (G1), a second lens group (G2), a third lens group (G3), a first support frame (10) that supports the first lens gr... | 05/22/2012 |
| 8169715 | Variable focal length lens, and focal length adjusting device, and imaging apparatus that use the same A variable focal length lens, as well as a focal length adjusting device and an imaging device using the same. A variable focal length lens has a lens, a positive electrode, and a negative electrode. A second layer and a first layer constituting the lens are formed ... | 05/01/2012 |
| 8144404 | Lens barrel Distance information is displayed at the time of manual focusing but is not displayed at the time of automatic focusing. By rotating a focus switching ring around an optical axis for automatic focusing, an intermediate ring coupled thereto by a cam and a distance di... | 03/27/2012 |
| 8111468 | Lens barrel and optical apparatus including the same A lens barrel includes a movable lens unit movable in an optical-axis direction, an actuator configured to move the movable lens unit in the optical-axis direction, a guide member configured to guide the movable lens unit in the optical-axis direction, and a guide-m... | 02/07/2012 |
| 8089703 | Lens driving apparatus Disclosed is a lens driving apparatus. The lens driving apparatus includes a base formed at a center thereof with a first opening; a housing coupled with the base and having a second opening corresponding to the first opening; a yoke installed on the base and includ... | 01/03/2012 |
| 8049971 | Lens driving unit and camera module comprising the same Provided are a lens driving unit that generates a precise linear motion in a spatially limited structure by using a bending vibration piezoelectric motor having a new structure, and a camera module comprising the lens driving unit. The lens driving unit includes: a ... | 11/01/2011 |
| 8027098 | Focus lens apparatus Provided is a zoom lens including: a focus lens unit which moves during focusing; and a magnification-varying lens unit which moves during zooming, in which when the magnification-varying lens unit is moved in a direction in which a depth of focus deepens, a focus o... | 09/27/2011 |
| 8023200 | Movable body driving mechanism The present invention is directed to a movable body driving mechanism including a first frame and a second frame that is capable of moving relative to the first frame. The movable body driving mechanism includes a cam groove that is formed in the first frame, and a ... | 09/20/2011 |
| 8000028 | Lens barrel, and camera Provided is a lens barrel, which can be further reduced by providing such a first helicoid as can be easily manufactured even in the zone of a small lead. The lens barrel (1) comprises a first barrel member (6) having a first helicoid (18, 25 an... | 08/16/2011 |
| 8000027 | Drive device, lens barrel, image pickup apparatus, lens drive method and method of producing shape memory alloy A lens barrel, an image pickup apparatus, a lens drive method and a method of producing a shape memory alloy used for the drive device are disclosed. A drive device includes: a lens group for guiding light from a subject; a shape memory alloy adopted to be deformed ... | 08/16/2011 |
| 7995288 | Zoom dial mechanism A zoom dial mechanism includes a zoom dial mounted on a base plate so as to extend through a central hole of the base plate and so as to be turnable, a coil spring mounted on the base plate to urge the zoom dial toward a neutral position, and a push knob mounted in ... | 08/09/2011 |
| 7995287 | Lens barrel and imaging apparatus A lens barrel includes: a lens holding frame holding a lens; a barrel body housing the lens holding frame; motion conversion means for converting rotary motion of the lens holding frame into reciprocating motion along the optical axis of the lens; a manual ring prov... | 08/09/2011 |
| 7986468 | Lens barrel and imaging device A lens barrel including: an imaging optical system; a tube configured to contain the imaging optical system; a holder configured to hold a lens included in the imaging optical system in the tube in such a way that the lens is movable along a direction of an optical ... | 07/26/2011 |
| 7986469 | Lens barrel and imaging device An interchangeable lens unit comprises a second lens group unit, a focus lens unit, a fourth lens group unit, a zoom ring unit, and a focus motor. The zoom ring unit mechanically transmits operational force inputted to a zoom ring to the second lens group unit and t... | 07/26/2011 |
| 7978421 | Camera module Disclosed is a camera module with a hinge spring which can stably support a lens barrel which is driven in a vertical direction for automatic focusing and which is made of lightweight resin, the camera module including a cylindrical lens barrel with lenses disposed ... | 07/12/2011 |
| 7957072 | Method and apparatus for moving a component in an optical sight A method and apparatus relate to an optical sight having a first section, and having a second section that is movable relative to the first section, and that has optics thereon. One aspect involves: preventing movement of the second section away from a first positio... | 06/07/2011 |
| 7940476 | Optical lens displacement systems The present invention provides optical systems, devices and methods which utilize one or more electroactive polymer actuators to adjust an optical parameter of the optical device or system. ... | 05/10/2011 |
| 7898745 | Lens unit and image pickup apparatus A simply structured zooming movement mechanism for moving a first lens group located in the object side from a bending member. Also provided are a small-sized lens unit by making it collapsible and an image pickup apparatus. The lens unit has: the bending member for... | 03/01/2011 |
| 7894140 | Compensation techniques for fluid and magnetic bearings A system is configured to compensate for guide flatness errors and/or shifting of a support. The system can include one or more support devices, fluid or magnetic bearings to guide the one or more support devices along a guide, and a compensation system. The compens... | 02/22/2011 |
| 7876508 | Lens drive unit, lens barrel, and image forming device A lens drive unit is configured to move a lens holding frame to a desired position by the engagement between a cam groove of a rotary cylinder and a cam follower of the lens holding frame. The lens drive unit includes a second linearly-moving guide cylinder arranged... | 01/25/2011 |
| 7839578 | Optical apparatus An optical apparatus includes an optical system in which two zoom lens units perform zooming in different ranges in accordance with a zoom position, and a mechanism for driving the two zoom lens units by a single driving portion. An urging force for urging moving me... | 11/23/2010 |
| 7813052 | Variable power optical system and image-recording device A variable power optical system composed of a first optical part, a second optical part, and a third optical part, with the first optical part being movable with respect to the second and third optical parts to change the focal length of the entire system. The first... | 10/12/2010 |
| 7791820 | Retractable zoom lens A retractable zoom lens includes a holder, at least one movable barrel assembly received in the holder, a holding frame received in the movable barrel assembly, and a slide barrel engaged with the holding frame. The holding frame can move along the optical axis alon... | 09/07/2010 |
| 7742237 | Lens barrier mechanism of a lens barrel A lens barrier mechanism of a lens barrel includes a cam ring including a forward-projecting portion; a linearly movable barrel provided outside the cam ring and moves linearly by rotating the cam ring; a barrier blade provided in the linearly movable barrel and mov... | 06/22/2010 |
| 7729059 | Camera device An exemplary camera device includes a holder, an image sensor, an outer barrel with an axis, an inner barrel unit. The image sensor is disposed in the holder. The inner barrel unit includes an inner barrel and at least one lens disposed in the inner barrel. The inne... | 06/01/2010 |
| 7710660 | Lens barrel and imaging apparatus A lens barrel includes a first holding member configured to hold a lens, a second holding member configured to hold the first holding member, a protection member located at an object side of the lens in an openable and closable manner and configured to protect the l... | 05/04/2010 |
| 7706084 | Surveillance camera with lens adjustment mechanism A surveillance camera has a housing, a photographic lens installed in the housing, and an adjustment mechanism connected to the photographic lens. The photographic lens has a first adjustable lens for adjusting distance, and a second adjustable lens for adjusting fo... | 04/27/2010 |
| 7706083 | Drive mechanism A drive mechanism include a movable element which has at least one bearing arm; a linear guide shaft for linearly guiding the movable element without rotating; a driving device driving the movable element linearly along the linear guide shaft; a driven member driven... | 04/27/2010 |
| 7697216 | Lens drive device A lens drive device may include a movable lens body provided with a lens, a support body which movably supports the movable lens body through a plate spring in an optical axis direction, and a magnetic drive mechanism for driving the movable lens body in the optical... | 04/13/2010 |
| 7688521 | Lens actuator A lens actuator includes a lens barrel for accommodating the lens, a coil wrapped around the lens barrel, at least one magnet, a bracket, and a resilient plate. The bracket is configured for mounting the magnets thereon and accommodating the lens barrel therein. The... | 03/30/2010 |
| 7679839 | Optical lens displacement systems The present invention provides optical systems, devices and methods which utilize one or more electroactive polymer actuators to adjust an optical parameter of the optical device or system. ... | 03/16/2010 |
| 7652828 | Zoom lens assembly controlled by shape memory material A zoom lens assembly comprises a first optical component, a second optical component, and an actuator. The actuator comprises a shape memory material that changes its shape in response to electrical or thermal fields to change the distance between the first and seco... | 01/26/2010 |
| 7589912 | Compact zoomable camera device for portable digital electronic devices A compact zoomable camera device (10) for a portable digital electronic device is provided. The compact zoomable camera device includes: an optical system (100) for capturing images, an image sensor device (200) having an image sensor (220 | 09/15/2009 |
| 7589911 | Technique for positioning optical system element An apparatus includes an optical system having a first element and a second element, and a support member which supports the optical system. The apparatus further includes a first control system which includes the first element and feedback-controls a position of th... | 09/15/2009 |
| 7586692 | Image-pickup apparatus, lens apparatus and image-pickup system The image-pickup apparatus includes a controller that controls the energization of the actuator for driving the aperture stop. The controller receives from a lens apparatus information on a time period for controlling the energization of the actuator, the informatio... | 09/08/2009 |
| 7573651 | Lens adjusting mechanism capable of two-dimensional adjustment A lens adjusting mechanism includes a fixed board, a movable board, two first sliding blocks, a first driving device and two second sliding blocks. The movable board is provided on the fixed board. The first sliding blocks, each of which has two first driving member... | 08/11/2009 |
| 7554749 | Variable power optical system and image-recording device A variable power optical system composed of a first optical part (G1) for refraction, a second optical part (G2) for reflection or transmission, and a third optical part (G3) for refraction, with the first optical part being movable with respect... | 06/30/2009 |
| 7548381 | Compact zoomable camera device for portable digital electronic devices A compact zoomable camera device includes an optical module, an image sensor module and a microelectronic mechanism system (MEMS) micro-actuator. The optical module includes a first lens group, a second lens group and a light directing unit. The first lens group def... | 06/16/2009 |
| 7535655 | Lens device The present invention provides a lens device provided on a lens barrel for a television camera, the lens device comprising: a master lens; a flange-back adjusting mechanism for moving the master lens forward/backward in an optical axis direction; a flange-back adjus... | 05/19/2009 |
| 7522351 | Lens driving device The present invention relates to a lens driving device includes a lens receiving part with a lens disposed therein, having first and second extension parts formed at opposed sides in a predetermined interval from each other. The lens driving device also includes an ... | 04/21/2009 |
