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JP2011028241 |
To provide a diaphragm control apparatus of an interchangeable lens camera which performs precise stepping-drive control even if a stepping motor is used as a driving source for the diaphragm control apparatus.The stepping motor to move ...
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JP2011028243 |
To provide a diaphragm control apparatus of an interchangeable lens camera which enables control of a diaphragm value with accuracy by the number of steps for driving a stepping motor, even if the stepping motor is used as a motor for di...
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JP2011028242 |
To provide a diaphragm control apparatus of an interchangeable lens camera which performs accurate stepping-drive control, even if a stepping motor is used.The diaphragm control apparatus of the interchangeable lens camera detects the or...
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JP2011027867 |
To provide an optical component capable of preventing flare and ghost by reducing reflectance, to provide a method of manufacturing the optical component, and to provide a lens assembly and a method of manufacturing the lens assembly.A w...
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JP2011029742 |
To provide an imaging device preventing a light shielding curtain from being deformed or damaged.The imaging device is equipped with: a light shielding curtain for shielding an optical path of object light made incident in the imaging de...
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JP2011013535 |
To provide a small light controlling apparatus that is used for a small imaging device, is further reduced in diameter, and provides stable driving.This light controlling apparatus is equipped with: a substrate 100 having an aperture 101...
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JP2011013539 |
To provide a shutter device and digital camera, improved in visibility of a live view display, and a continuous shooting speed.The shutter device includes: a front curtain holding means for holding movement of a second engagement portion...
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JP2011013698 |
To prevent occurrence of smear in a camera module including a lens drive section and a moving magnet type mechanical shutter, which are driven by electromagnetic force.The camera module 1 includes a moving magnet type mechanical shutter ...
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JP2011013540 |
To provide a shutter device that reduces power consumption of LV (live view) even if a normally closed shutter or normally open shutter is used and that doesn't sacrifice high-speed performance of an electronic front curtain; and to prov...
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JP2011013519 |
To provide an imaging apparatus for performing focusing with a small constitution while sufficiently securing the moving range of an imaging unit including an imaging element.This imaging apparatus has: a photographing lens 2 having a fo...
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JP2011002743 |
To provide an ocular type zoom lens barrel where a variable aperture stop mechanism is set to a large aperture and part of a movable lens group is made to advance into the aperture at a housing position, wherein the housing length is sho...
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JP2011002043 |
To provide a power transmission mechanism having no risk of poor meshing of a planetary gear with a cam gear and surely executing drive control.This power transmission device includes: a cam gear which is rotated in one direction with dr...
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JP2011001988 |
To provide a power transmission mechanism capable of accurately managing rotation position even in a rotation drive force transmission release state, in a rotation drive member changing over rotation drive force from a drive source betwe...
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JP2011002744 |
To obtain a zoom lens barrel which achieves shortening of housing length by moving a variable aperture stop mechanism in an optical axis direction to contribute to shortening of the housing length with simple constitution.In the zoom len...
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JP2011002581 |
To provide an endoscope device capable of achieving miniaturization of a diaphragm driving mechanism, and a smaller diameter of an insertion part.The diaphragm driving mechanism includes: a telescoping actuator 62; a driving member 61 co...
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JP2010286564 |
To provide a zoom lens barrel which, while being equipped with a lens shutter and a diaphragm mechanism, is relatively simple in structure, and can be reduced in length of the zoom lens barrel when being accommodated, in a zoom lens barr...
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JP2010284859 |
To provide a thin-wall molded member such as a diaphragm blade and a shutter blade.The thin-wall molded member is formed of a material obtained by mixing 2 to 10 wt.% of a carbon nanotube having a length/diameter ratio of not more than 5...
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JP2010281970 |
To provide a diaphragm device which can be miniaturized while perfectly shielding a cam groove whose advance amount into an optical path opening increases according as a diaphragm diameter is made smaller from light even if a plurality o...
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JP2010282026 |
To prevent the occurrence of such a condition that an image is formed by reflected-light in accordance with the curling direction of a curved ND filter, when the ND filter is curved.The ND filter 23 includes a convex spherical surface 23...
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JP2010282024 |
To provide a light quantity adjusting device that adopts a galvanometer performing consecutive driving as a driving source, and is configured to increase an amount of rotation of a driving pin for a diaphragm blade, and to decrease an am...
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JP2010282186 |
To provide an imaging device by which photography is easily performed at a bounce angle suited to a photographing situation.A digital camera includes an image acquisition section, a housing 101, a flash device 190, a flash circuit 199, a...
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JP2010281980 |
To reduce a size in a direction orthogonal to a blade moving direction.The focal plane shutter includes: a rectangular bottom plate 117; a first shutter blade 111 arranged on one end side in a long side direction of the bottom plate 117 ...
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JP2010276654 |
To obtain a light quantity adjusting device capable of decreasing gear noise caused by an influence of backlash even if a stepping motor is used as a drive source.The light quantity adjusting device includes: three or more diaphragm blad...
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JP2010276791 |
To provide a camera for reducing a ghost phenomenon or the like without increasing the number of parts and bonding man-hour.The camera includes: an imaging device 51; and a shutter member 30 having a shutter front curtain, a shutter rear...
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JP2010276826 |
To provide a liquid crystal shutter capable of suppressing heat generation at a corner part of a wiring for heating, and a camera module including the same.The liquid crystal shutter X1 includes: a first substrate 10 having translucency;...
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JP2010273325 |
To provide an interchangeable lens for capturing smother moving images, and to provide a camera body capable of mounting such an interchangeable lens.An interchangeable lens is mountable to the camera body, and operable according to a co...
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JP2010271360 |
To provide a lens barrel for eliminating contact sound to a stopper, by eliminating the stopper for stopping a blade member, such as, ND filter ar a turning end.The lens barrel includes the blade member 217 for opening an exposure openin...
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JP2010256546 |
To provide an optical element which simultaneously has a successful antireflection effect by fine uneven periodic structure and an optical attenuation effect for attenuating predetermined wavelength.The fine uneven periodic structure 23 ...
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JP2010256473 |
To easily and accurately adjust operational characteristic of a light shielding blade.The driving characteristic adjustment mechanism for a driving mechanism 100 is provided. The driving mechanism 100 includes a rotor 101 composed of a p...
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JP2010256679 |
To accurately fix a yoke in a target position.The actuator unit includes: a base plate 101; a rotor magnet 106; the yoke (horseshoe-shaped yoke) 105 disposed on the base plate 101 so that a leg portion faces the circumferential surface o...
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JP2010243570 |
To suppress fluttering of a movable member which moves by rotation of a rotating shaft member while gaining a yoke volume of a coil disposed on a base plate, thereby performing stable drive.A light adjusting device has the base plate in ...
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JP2010243906 |
To provide an aperture blade in which the cost is reduced by reducing the number of processes, and to provide a method of manufacturing the aperture blade.In this aperture blade 11, a blade substrate 14, a rocking shaft 15, an engaging s...
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JP2010245604 |
To provide an imaging device capable of photographing an image having high image quality even if an electronic front curtain is used in photographing the image during live view operation.The imaging device (12, 18, 19, 21, 23-25, 29-33) ...
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JP2010237544 |
To provide an optical filter which is superior in manufacturing cost.The optical filter 10 is an ND filter, where an antistatic layer 3 is printed and formed on a light control layer 2 formed on one surface of a transparent base material...
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JP2010217713 |
To solve the problem that friction powder occurs due to slide friction between the movable members of an optical path opening/closing device or between the covering members and fixed members, with the result that the ability of an optica...
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JP2010217558 |
To provide an imaging apparatus which automatically restores a shutter blade to an open state even if the shutter blade is in a closed state by unintended external force.The imaging apparatus includes: an imaging device 21a; the shutter ...
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JP2010217277 |
To allow a user to calibrate and adjust shutter accuracy without using a special measuring device or the like.A still object TC having temporally nearly constant luminance is imaged for a first shutter opening time to obtain a first imag...
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JP2010217446 |
To provide an imaging apparatus which automatically restores a shutter blade to an open state even if the shutter blade is in a closed state due to a shock or the like by unintended external force.The imaging apparatus 1 includes: an ima...
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JP2010219741 |
To provide an imaging apparatus capable of easily obtaining the area division information of images.The imaging apparatus includes an imaging element 11 for picking up an object image through a photographing optical system 1, a control m...
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JP2010217314 |
To provide a lens-barrel and a camera for moving a light quantity adjusting member without providing an another separate space.The lens-barrel (1, 501) for changing length of the lens-barrel between a photographing state and a storage st...
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JP2010210955 |
To provide a blade drive apparatus in which a plurality of driving sources are proximately arranged, and an optical apparatus.The blade drive apparatus 1 includes: a substrate 10 having an optical path opening 11; blades 30a and 30b free...
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JP2010204643 |
To provide a unit shutter mechanism having a relatively simple structure.There are provided the unit shutter mechanism, the shutter structure including the unit shutter mechanism and an exposure apparatus including the shutter structure,...
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JP2010204200 |
To reduce the size of a diaphragm device using two diaphragm blades.The two diaphragm blades 3 and 4 have diaphragm apertures 3a and 4a whose diameters differ from each other. The diaphragm blades 3 and 4 are mounted to blade mounting sh...
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JP2010204693 |
To prevent smooth rocking of a rocking diaphragm blade from being hindered by interference of the rocking diaphragm blade with a linear diaphragm blade.A pair of rectilinear diaphragm blades 44 is provided to be slidable in a direction w...
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JP2010204206 |
To obtain a circular out-of-focus image that is generally evaluated as a good out-of-focus image.An upper diaphragm blade 41 has a semicircular upper main opening that opens upward and that has a size corresponding to that of an upper ha...
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JP2010204420 |
To simplify a structure of a diaphragm controller.This diaphragm controller is constituted to turn a diaphragm driving lever 403 and a diaphragm control lever 402 by a stepping motor 411 through a worm gear composed of a first diaphragm ...
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JP2010204242 |
To provide a driving device, a shutter device for camera, and an imaging device, for improving heat-radiating property and electromagnetic wave shielding property.The shutter device 13 opens and closes a shutter opening arranged on a sho...
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JP2010197647 |
To provide a lens barrel capable of accurately controlling a rotating member by lessening backlash of a disk-like member, and to provide a camera.The lens barrel includes the rotating member (20) arranged in a lens barrel body (10), and ...
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JP2010190922 |
To prevent a situation where a driving part for driving a shutter is thermally broken in photographing.A temperature sensor 19 is provided in the periphery of a coil 18a of the shutter driving part 18 for driving a mechanical shutter dev...
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JP2010190980 |
To provide a lens barrel, reducing the radial size while maintaining the degree of freedom in layout of a shutter and an anti-shake mechanism.The lens barrel includes a barrier drive ring 18 having a first rotation-transmitting protrusio...
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