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Patent Searching and Data


Matches 751 - 800 out of 8,472

Document Document Title
JP2011053706
To enhance, in an optical element using electro-wetting phenomenon, the operation speed when returning an interface shape between first liquid and second liquid to an original resting state.The optical element includes: a polar or conduc...  
JP2011053547
To provide a light quantity-adjusting device capable of accelerating a light quantity adjustment operation while ensuring reliability of the operation.The light quantity adjusting device includes: a sealing case 8 having a plurality of s...  
JP2011053375
To make a shutter device conduct charging motion which conforms to a photographing mode of an image pickup device.The image pickup device includes a shutter charging means which switches between an overcharging state which holds a shutte...  
JP2011053272
To provide an imaging apparatus for which effective vibration-proof measures are taken.The imaging apparatus includes: a shutter blade chamber part in which a shutter blade is housed; a shutter driving part in which a shutter driving lev...  
JP2011048135
To guarantee the phase of a shutter charge mechanism even when the shutter charge mechanism is separated to make a stroboscope up.The imaging apparatus includes: a motor which is rotated in a first direction and a second direction; the s...  
JP2011048026
To provide an imaging optical system which has a large diameter lens and a small F-number, has preferable imaging performance and can effectively reduce the generation of a ghost by the use of an ND filter.The imaging optical system incl...  
JP2011048207
To provide a shutter device capable of preventing an occurrence of dusts while operating with a compact structure, and to provide an image pickup apparatus.A shutter device 100 includes: a buffer member 15 with through-holes 15b; and a c...  
JP2011048058
To provide a shutter unit arranged an electric circuit board having an exposure pattern for tool contact and arranged proximately to a motor in a small space.The shutter unit that has the electric circuit board arranged proximately to th...  
JP2011048079
To solve a problem that operation becomes unstable when a shutter is left in a non-operation state for a long time.A shutter device includes: a driving member 3 that allows a shutter blade to travel from a traveling start position by ene...  
JP2011048194
To increase frame speed, for example, in a continuous photographing mode, in an imaging apparatus.The imaging apparatus includes: a shutter spring for pressing a shutter drive member that drives a shutter blade; a shutter charging means ...  
JP2011048292
To provide an optical mechanism applied to an imaging apparatus, etc., capable of suppressing power consumption by efficiently performing especially a charge operation in consecutive photographing and further compatible with high-speed c...  
JP2011044966
To perform high dynamic-range imaging by controlling the timing of an electronic shutter.An imaging device 10 includes an imaging element 102 having a plurality of pixels arranged in a matrix-like shape. The imaging device includes a det...  
JP2011039084
To provide a very compact optical controller, even while having both a shutter function and a light-amount adjusting function.The optical controller 5 has a first actuator 5d for making first and second shutter members 502a, 502b turn, a...  
JP2011039390
To make shutter speed higher inexpensively, and to drive a shutter blade in a form capable of easily correcting the lowering of an ambient light quantity on a picked-up image.An upper shutter blade 3 and a lower shutter blade 5 are devis...  
JP2011039178
To reduce control sensitivity, for the case of a small aperture by a small operating angle of a drive ring by regarding a galvanometer enabling continuous drive as a driving source.A pin 37a provided on a drive lever 37 for transmitting ...  
JP2011039107
To provide a compact optical apparatus that prevents light leakage, even while having a main diaphragm and a sub-diaphragm.The optical equipment 2 includes a first aperture blade group 38a; a rotating member 38b for making it rotate abou...  
JP2011039548
To prevent generation of a smear in a camera module including a lens drive section driven by an electromagnetic force and a moving magnet type mechanical shutter, and to reduce the size and thickness.A camera module 1 includes the moving...  
JP2011039085
To stably fit a light controller to a vibration-proof device while miniaturizing the whole optical unit.In the optical unit, the light controller 5 for performing at least one of shutter operation and light quantity control operation is ...  
JP2011039210
To obtain an image projector capable of obtaining a projection image, in which variation in optical performance of a projection lens is small and which has a good image quality, by reducing absorption of luminous flux of the projection l...  
JP2011039086
To provide an optical unit being made to be compact while having a light controlling function and a vibration-proof function.The optical unit includes: a base member 86; a shift member 87a configured to hold a lens L3 and to be shiftable...  
JP2011033910
To provide a compact light adjusting device having simple configuration and improved assemblability.The light adjusting device includes a substrate 101 with an optical aperture formed thereon, a first light adjusting means 301 and a seco...  
JP2011033804
To ensure reliable contact of contact points of two contact members of a switch to be used to emit flashlight or detect a malfunction of a driving member, in predetermined timing along with rotation of a driving member of a shutter blade...  
JP2011033178
To provide a rotary shutter device capable of rotating two shutter plates integrally and changing phases of the two shutter plates with high accuracy.The rotary shutter device 1 includes a first housing 13, the first and second shutter p...  
JP2011033799
To provide an optical mechanism capable of suppressing power consumption by efficiently controlling a driving motor in charge operation when high-speed operation is not required.The optical mechanism includes: a charge means 7 that charg...  
JP2011033704
To provide an optical device and optical equipment, suitable for miniaturization.The optical device includes: a first member (32) holding an optical system (30) for correcting image blur; a second member (38) capable of moving relatively...  
JP2011033800
To provide an optical mechanism capable of suppressing power consumption by efficiently controlling a driving motor to perform charge operation which requires high-speed operation.The optical mechanism includes: a charge means 8 that cha...  
JP2011028024
To provide a camera and a shutter device capable of achieving shortening of synchro-flash shutter speed when performing photography synchronously with a light emitting device.Positions of a third blade 413 of a front curtain and a third ...  
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 ...  
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...  
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...  
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...  
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...  
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...  
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...  
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 ...  
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...  
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...  
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...  
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...  
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...  
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...  
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...  
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...  
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...  
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...  
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...  
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...  
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...  
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 ...  
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...  

Matches 751 - 800 out of 8,472