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Patent Searching and Data


Matches 601 - 650 out of 8,529

Document Document Title
JP2012150220A
To provide a light quantity adjusting device capable of utilizing an infrared ray shielding filter highly reliably as required without becoming too thick.The light quantity adjusting device includes: a light quantity adjusting mechanism ...  
JP2012145648A
To provide a light adjusting device that prevents a movable body sandwiched between upper and lower substrates of the light adjusting device from moving in an inclined state, thereby moving the movable body smoothly.A light adjusting dev...  
JP2012145654A
To provide an aperture device with improved aperture accuracy and to provide an optical apparatus including the same.The aperture device includes: a substrate having an aperture; a step motor capable of stopping for every predetermined r...  
JP2012145929A
To cope with a high speed operation by enabling the smooth operation of a light quantity adjustment device.A light quantity adjustment device 6 comprises: a base member 50 with a fixed aperture 54 and a plurality of cam grooves 51; a plu...  
JP2012137595A
To reduce damage to a shutter blade due to sunlight without giving the shutter blade heat-resistant properties, while using inexpensive materials.A sub-mirror holding member 112 is configured such that the area is expanded in the downwar...  
JP2012137650A
To provide an optical filter which can reduce occurrence of ghost light and reduce variations in optical characteristics due to moisture absorption from peripheral environment.A light absorbing structure 3 is formed on a surface of a tra...  
JP2012133362A
To provide a light-blocking device and an electronic appliance including the same, such as an imaging device or a display device.A light-blocking device includes a base plate, a rollup blade, and a driving part. The base plate includes a...  
JP2012133071A
To provide a light-shielding member for optical equipment, which excels in a practical light-shielding effect, low glossiness, and a scratch resistance.In a light-shielding member for optical equipment, a resin solution absorbing layer c...  
JP2012133225A
To provide a vane drive device for use in photographing of stereoscopic images and optical equipment provided with the same.A vane drive device comprises a substrate having an opening; a first vane that has a first groove and first and s...  
JP2012133005A
To provide a shutter device that prevents adhesion of foreign matter to the attraction face of an armature and yoke without adding another member.The shutter device comprises: a drive lever 502 configured to drive a blade lever 503 in th...  
JP2012134771A
To improve a decrease in a peripheral light quantity which may occur when an ND filter is inserted into an optical path during execution of a camera shake correction function.An optical device includes: a photographic lens unit; shake de...  
JP2012133058A
To eliminate an occurrence of cross talk while securing the light quantity by minimizing deviation in the light quantity in a video.Two rotors 202 of a shutter 200 for stereoscopic imaging that alternately enters light fluxes passing thr...  
JP2012133004A
To provide a shutter device that decreases a peak value of a drive current value, reliably prevents bound of a shutter blade group, and furthermore, is able to improve flexibility in design.The shutter device comprises: a blade drive mem...  
JP2012133102A
To provide a smaller sized and less expensive lens barrel and hence imaging apparatus without using a dedicated actuator for diaphragm blades and provide an arrangement for avoiding variation in diameter of the diaphragm due to variation...  
JP2012133101A
To provide a mechanism facilitating incorporation work when incorporating yokes or a coil bobbin incorporated with the yokes by preventing magnets from being attracted to the yokes by a magnetic force.The magnet drive device includes: ma...  
JP2012128457A
To provide an aperture optical element for a camera, which is capable of continuously controlling the amount of light and is capable of focusing, and to provide a manufacturing method thereof.An aperture optical element 1b for a camera i...  
JP2012128459A
To unlock an operation member locked by a locking member, without adding a new member.A shutter device includes: a blade member which opens/closes an exposure aperture formed in a shutter plate; an operation member which operates the bla...  
JP2012129640A
To quickly determine whether or not a mechanical shutter hass closed within a prescribed time by controlling the mechanical shutter in a field reading mode without setting an image sensor to a frame reading mode and acquiring image data ...  
JP2012129588A
To control a timing of a reset scanning of an electronic front curtain based on a movement amount of an image sensor corresponding to a detection result of vibration.An imaging apparatus 10 comprises: an image sensor 104 composed of a pl...  
JP2012128235A
To achieve both stable movement control for an imager during moving image photographing and high support accuracy during still image photographing compatible.A moving mechanism for moving an imager 16 along the optical axis of an imaging...  
JP2012129627A
To provide an imaging apparatus and an imaging apparatus control method capable of improving the quality of a blurred image.The imaging apparatus comprises: an interchangeable lens 2 comprising a diaphragm 23; an imaging device 101 which...  
JP2012129589A
To provide an imaging apparatus and a shutter operation selection method, capable of avoiding a missing blurred image.The imaging apparatus comprises: an image sensor composed of a plurality of pixels; a first curtain to travel to block ...  
JP2012123415A
To provide an aperture construction for a camera with reduced complexity and size.The invention relates in general to the field of digital cameras, especially small digital cameras. In particular, the invention relates to adjusting an ap...  
JP2012123037A
To provide a light adjusting device capable of preventing breakage of an optical thin film formed on an optical lens, a lens or the like in the light adjusting device.A light adjusting device comprises: a first substrate and a second sub...  
JP2012123299A
To provide a diaphragm device that permits shaping of the diaphragm opening in a near circle in a broader range of the diameter (size) of the diaphragm and can prevent a plurality of diaphragm vanes from thrusting up one another when the...  
JP2012124915A
To improve convenience when confirming the depth of field.A camera system 100 includes an imaging optical system L, an imaging section 45, an image recording section 18, a reflection mirror 4, a mirror driving section 44, an aperture val...  
JP2012123110A
To improve assemblability of a small-size and thin blade drive unit.This blade drive unit includes: a plurality of blades (105, 106, 107) connected to first and second drive pins of first and second rotors (103a, 103b) penetrating throug...  
JP2012119887A
To correct a video signal attenuation (shade) of dust between a lens and an image pickup element.A solid-state image pickup device uses a lens equipped with a galvanometer based diaphragm. The lens is a telescopic zoom lens which has a b...  
JP2012120308A
To reduce the number of components and to facilitate coil winding work.A coil bobbin 10 is configured by integrally including coil winding parts 101 and 102 for winding coils 21 and 22. Yokes 41 and 42 are mounted on the coil winding par...  
JP2012118346A
To provide a shutter device constituting a conventional shutter cam gear and mirror cam gear of a single member and capable of performing necessary operations from a photographing standby state till finishing the photographing by rotatin...  
JP2012118344A
To provide a shutter device dispensing with a conversion of a driving direction when disposing a driving source with making its output shaft parallel to a photographing optical axis, without enlarging the shutter device.A shutter bottom ...  
JP2012118345A
To provide a shutter device dispensing with a conversion of a driving direction when disposing a driving source with making its output shaft parallel to a photographing optical axis.A shutter bottom board 1 is formed with a first shaft 1...  
JP2012118143A
To provide a focal plane shutter suppressing dispersion in driving timings of a curtain, and to provide an optical apparatus including the same.This focal plane shutter includes: a board including an opening; a curtain capable of opening...  
JP2012113015A
To solve such problems that, when directly looking a light source with high luminance by an optical system, the focused luminous flux is once focused near an aperture, the temperature of lightweight resin aperture blades increases to cau...  
JP2012113112A
To solve the problem that an impact caused when a blade lever collides against a drive lever damages attraction surfaces of a yoke and an armature, and that attraction and separation performance degrades and operation accuracy of a shutt...  
JP2012113102A
To provide a light quantity adjusting device having a little friction resistance applied between a substrate and blades, and a drive ring and the blades and being smoothly opened/closed at an accurate operation trajectory.When a first su...  
JP2012113111A
To solve the problem that, when a roller is pivotally supported by a drive lever, a lubricant of the roller oozes into a shutter bottom board or the direction of gravity acting on the roller changes, and thereby the rotation speed of a b...  
JP2012113113A
To solve the problem that a strong force acts on a lock portion between one end of the blade drive spring and a hole or a slit and thus the one end of the blade drive spring sinks into the hole or the slit when a blade drive spring is ch...  
JP2012112999A
To provide a light quantity adjusting device, when a plurality of aperture blades for opening/closing an optical path opening are opened/closed by a drive ring, reducing a sliding friction between the blades and the ring, and providing a...  
JP2012114868A
To provide a digital camera having release buttons for each photographer so as to manage image data easily by using information on each release button, so that the users do not need cumbersome works for managing the photographed images t...  
JP2012113114A
To adjust a position where a shutter blade collides with a blade buffer member in consideration of production error and assembly error for sufficiently absorbing an impact with the blade buffer member.A hole 4h is formed at a position ec...  
JP2012113115A
To solve such a problem that, even though mirror bound has already attenuated, an exposure operation cannot be started by an electronic shutter function till the bound of a blade group attenuates, and it takes a long time to start the ex...  
JP2012108380A
To provide a light quantity adjusting device, when openably/closably covering an optical path opening with a plurality of blade members and adjusting a light quantity, capable of smoothly opening/closing the blades, accurately adjusting ...  
JP2012105240A
To reduce a control load of an electronic shutter.It is determined whether exposure time is shorter than a prescribed threshold or not. When the exposure time is shorter than the threshold, an electronic shutter is made to start exposure...  
JP2012098355A
To provide a focal-plane shutter for cameras including two shutter blades suited for reducing an interval between a shutter base plate and an intermediate plate and an interval between the intermediate plate and an auxiliary base plate.A...  
JP2012098322A
To provide an imaging apparatus which can be reduced in size when a barrel device including a light control element is used.An imaging apparatus 1 includes a barrel device 2 which emits imaging light made incident on itself while bending...  
JP2012094984A
To provide an imaging apparatus capable of performing a preferable panning photographing easily.The imaging apparatus comprises: an imaging device having a plurality of pixels; and an image processing part to generate an image based on a...  
JP2012093684A
To provide a digital camera with which focus is automatically adjusted and a photo is automatically taken by simply pressing the shutter button halfway and blurring of images due to hand movement can be avoided.A digital camera has a fir...  
JP2012095077A
To provide an optical device capable of suitably managing an adhesion state of an organic substance to an optical member by a photographer.An optical device includes: an optical member; a photocatalyst layer formed on a light incidence s...  
JP2012093618A
To provide a compact and light-weight luminous energy adjusting device that is reduced in electric power consumption.A base plate that supports a plurality of diaphragm blades to be openable and closable is molded of a resin material int...  

Matches 601 - 650 out of 8,529