Login| Sign Up| Help| Contact|

Patent Searching and Data


Matches 801 - 850 out of 18,529

Document Document Title
JP2013025200A
To provide an adapter which can functionalize various types of optical systems appropriately for a lens interchangeable type camera system.An adapter comprises: a first mount unit to/from which a camera body is attachable and detachable;...  
JP2013025305A
To provide an opening adjustment element which allows an opening for transmitting light to be adjusted with speed and precision.An opening adjustment element comprises: a chamber which constitutes a space for fluid to flow; a first fluid...  
JP2013020165A
To provide a light quantity adjusting device capable of forming an accurate exposure aperture by suppressing inclination of a blade member.The light quantity adjusting device comprises: a substrate with an optical axis aperture; a plural...  
JP2013020019A
To provide a camera equipped with shutter in a barrel which can drive the shutter by simple control without changing configuration of electric contacts for data communication.An image pickup device installed in a camera body takes images...  
JP2013020021A
To provide a lens interchangeable camera that includes a lens barrel provided with a shutter, and constantly controls the shutter speed in an accurate manner irrespective of the types of the attached lens barrel.A shutter provided to a l...  
JP5129489B2  
JP5132129B2  
JP5132141B2  
JP5130607B2  
JP5129603B2  
JP5134697B2  
JP5134598B2  
JP5127340B2  
JP5125000B2  
JP5127341B2  
JP5127355B2  
JP2013011713A
To provide a light quantity adjustment device capable of suppressing peeling of laser-welded blade members and forming an exact exposure aperture.The light quantity adjustment device comprises: a substrate including an optical path apert...  
JP2013011720A
To provide a light adjustment device capable of preventing damage of a coil or a magnet, or disturbance of a rotation operation due to contact with built-in device components, while being made sophisticated, compact, and thin.A light adj...  
JP5117322B2  
JP5117315B2  
JP5118751B2  
JP5117314B2  
JP5117759B2  
JP5117304B2  
JP2013007773A
To avoid falling out of drive pins of a lever from long holes of shading blades in a small light volume adjustment device.A light volume adjustment device has: shading blades 4, 5 which vary size of a diaphragm opening A by moving to a b...  
JP2013008017A
To provide a light amount adjustment device capable of achieving high-speed operation and high-resolution operation, and an optical device including the same.A light amount adjustment device 300 includes: a light shielding member 7 which...  
JP5114995B2  
JP5117181B2  
JP5113565B2  
JP5113713B2  
JP5111444B2  
JP5115068B2  
JP5117047B2  
JP5113712B2  
JP5117096B2  
JP2013003554A
To provide a light-shielding film, which shows no degradation in slidability and glossiness, has excellent conductivity, and is more lightweight compared to conventional products and usable as components of optical apparatuses such as a ...  
JP2013003388A
To provide an intermediate adapter capable of performing control suitable for various lens types.The intermediate adapter comprises: a first mount section which can attach/detach a photographic lens thereto/from having a diaphragm capabl...  
JP2013003589A
To provide a camera lens assembly having a compact structure as well as guaranteeing high imaging quality.The camera lens assembly has a first positive meniscus lens 110, a second negative meniscus lens 116, a third positive lens 122, a ...  
JP2013003163A
To provide a blade driving device suppressing enlargement of a device and yet including a plurality of actuators having a suppressed variation of actuation characteristics of the blade, and to provide an optical apparatus including the s...  
JP2013003347A
To provide a mechanism for miniaturizing a lens barrel by increasing the efficiency of the space of a base plate where the drive parts of a plurality of light quantity adjustment members are arranged, on the outer circumferential side of...  
JP2012255991A
To provide a light quantity adjusting device operating a shutter blade and an ND filter by a common electromagnetic drive source and, when the ND filter is opened/closed, preventing a stop of an incident light quantity from an opening by...  
JP2012255921A
To provide a light quantity adjustment device capable of accurately detecting an initial position of an ND filter, regardless of degree of brightness in the external environment.Distance between a position 9b and a position 9c is made di...  
JP2012255850A
To provide a lens barrel in which a wiring board which is connected to driving means and performs electrification can be shortened.There is provided a photographic lens barrel including: a first lens holding member 2; driving means; a fi...  
JP5110827B2  
JP5107486B2  
JP5109232B2  
JP5105907B2  
JP2012252048A
To provide a blade diving device for a camera, in which a bottom plate and a cove plate overlapped with each other are fixed to each other so that a fixing member, which can be easily attached and detached, sandwiches both plates.In a bl...  
JP2012247518A
To provide a member that maintains electric conductivity, high light shielding properties, low reflectivity, low glossiness, and black color properties even under high temperature and high humidity, and is usable as a shutter blade, a fi...  
JP2012247543A
To provide a light amount adjustment device and an imaging apparatus supplying detection means that is necessary and sufficient for a light amount adjustment device and capable of detecting an open position for a shielding member and a s...  

Matches 801 - 850 out of 18,529