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Patent Searching and Data


Matches 701 - 750 out of 18,529

Document Document Title
JP2013125192A
To provide a projection type image display device equipped with a variable diaphragm device 12 capable of controlling an absolute position at a low cost.A projection type image display device includes: optical modulation devices 2, 3, an...  
JP2013122552A
To suppress actuator driving noise in the audible band while reducing the circuit scale and power consumption.An actuator controller includes; an analog-to-digital conversion circuit which samples position detection signal, generated in ...  
JP2013122541A
To provide a focal plane shutter suppressing dispersion in travelling speed of a curtain and which can be located near component parts of an optical apparatus, and to provide an optical apparatus including the same.A focal plane shutter ...  
JP2013123248A
To select suitable shutter means in accordance with various types of accessories mounted to an electronic camera and the functions of the accessories.The electronic camera for imaging a subject comprises: imaging means for photoelectric ...  
JP5214319B2  
JP5217218B2  
JP5216034B2  
JP2013118452A
To shorten a release time lag when photographing a still picture by diaphragm drive, in such a configuration that a diaphragm is driven by using a 1-2 phase drive system stepping motor.An imaging system including an imaging apparatus and...  
JP2013117653A
To surely restrict an aperture diameter of a diaphragm according to a zoom position.A lens barrel includes: diaphragm blades 102, 104 varying the size of an aperture for a flux to pass through; a driving lever 108 for engaging with diaph...  
JP2013118474A
To provide an imaging apparatus capable of matching the timing of the reset operation of an imaging element with the traveling property of a mechanical shutter as much as possible by estimating the traveling property of the mechanical sh...  
JP5207798B2  
JP5208838B2  
JP5207580B2  
JP2013114138A
To provide a focal plane shutter for a camera, the shutter being designed so as to be reduced in height from the surface of a shutter bottom board.A support plate 6 is attached to the shutter bottom board 1 so that a plate surface is par...  
JP2013114030A
To provide a liquid crystal dimmer and a method of driving a liquid crystal dimming element that allow appropriate driving of the liquid crystal dimming element, and an image pickup unit that includes such a liquid crystal dimmer.A liqui...  
JP2013113996A
To provide a rotating plate drive device capable of adjusting the position of a rotating plate when the rotating plate is stopped due to a failure even when intrusion of foreign matter is prevented.In a rotating plate drive device 1, an ...  
JP2013109253A
To prevent a drive gear and a driven gear (reduction gear) from being damaged when being engaged each other.A diaphragm device includes a diaphragm substrate 2, diaphragm members 3 to form a diaphragm opening, an operation member 6 mount...  
JP5201891B2  
JP5202202B2  
JP5204630B2  
JP2013105561A
To provide a depression switch mechanism which prevents changes from occurring in the amount of force generated during the depression operation while inhibiting vibrations of a compression coil spring without increasing the number of com...  
JP2013105123A
To provide: a black high heat radiation light-shielding film that is more excellent in heat resistance than the conventional art and further maintains high light-shielding property, low reflectivity, low surface glossiness and blackness ...  
JP2013097104A
To provide a practical imaging apparatus configured so that imaging of a two-dimensional image and imaging of a three-dimensional image are suitably performed.A current control type actuator A and two stepping motors M1 and M2 are attach...  
JP2013097032A
To provide a focal plane shutter for a camera able to optimally restrict bound of drive members of a shutter blade.A first drive member 4 and a second drive member 5 are attached to a shaft 1c of a shutter bottom board 1 so as to be rota...  
JP2013518306A  
JP2013097103A
To provide a blade driving device for a camera, which is advantageous for size reduction, the device being configured such that an electromagnetic actuator reciprocally rotate two blades at the same time in the same direction while chang...  
JP2013518293A  
JP2013097178A
To suppress bending of a diaphragm blade while obtaining a satisfactory opening shape of a diaphragm.A light quantity adjustment device has a base member 1 having a fixed opening 1a through which light passes, and a plurality of diaphrag...  
JP2013092630A
To reduce discomfort resulting from a mismatch between an operation for an operation part and drive control for a drive member, with simple structure.An imaging apparatus comprises: operation means for receiving the operation for driving...  
JP2013093826A
To improve imaging performance.When a first imaging instruction issued from a smart phone is received by communication I/F 42, a camera CPU 32 acquires still image data in a YUV system on the basis of raw image data outputted from an ima...  
JP2013092730A
To avoid the falling of an electromagnetic driving device attached to a base member from a base member due to an impact from the outside with simple configurations.An electromagnetic driving device includes: a magnet rotor 2; a coil bobb...  
JP5197703B2  
JP5198952B2  
JP5197059B2  
JP5195792B2  
JP2013088596A
To reduce focus lag.During monitoring, a ND (Neutral Density) filter control unit 22 applies a minimum voltage to a liquid crystal ND filter 44, and an aperture control unit 23 opens and closes an aperture 42 so as to correspond to an ap...  
JP2013088783A
To provide a diaphragm device which achieve improvement in assembling property of a drive motor and space saving.A diaphragm device includes: a base 2; a diaphragm mechanism 3 composed of two shading plates 31 and 32 capable of oppositel...  
JP2013083857A
To suppress vibration and noise when a movable mirror is moved up and stopped.A mirror unit includes a mirror member reciprocatively rotated between an observation position and a photographing position and a mirror drive part driving the...  
JP2013083858A
To prevent bounding caused when a shutter blade is stopped.A shutter device includes the shutter blade, a drive part connected to the shutter blade and receiving a drive force from the outside, to drive the shutter blade between a standb...  
JP2013084015A
To provide an actuator mechanism and a shutter mechanism.In one example, the actuator mechanism comprises: one or more coils (4) for establishing a magnetic field; a rotary permanent magnet (8) having at least one limit position relying ...  
JP2013515973A  
JP5191518B2  
JP5191503B2  
JP2013080125A
To provide a light adjusting device reducing frictional force against light adjusting means to stabilize a rotation operation of the light adjusting means.The light adjusting device includes: first substrate and second substrate formed w...  
JP2013080163A
To solve the problem that, when bringing a driven arm in contact with a buffer member separately from a drive arm in a shutter unit, it is hard to control timing to stop both arms.A shutter unit comprises: a shutter blade; a drive part c...  
JP2013076746A
To provide a blade driving device for a camera, the device being able to be reduced in thickness by arranging an electromagnetic actuator between a bottom board and a cover plate.The composing member of the electromagnetic actuator, a pa...  
JP2013076900A
To provide a light adjustment device which can be stably operated by equalizing distances between a magnet and both front end parts of a coil core.The light adjustment device includes: an upper substrate and a lower substrate having an o...  
JP2013076919A
To provide a blade driving device for an imaging apparatus capable of selectively obtaining a two-dimensional image and a three-dimensional image even when an independent aperture switching device for switching between one aperture for a...  
JP2013076763A
To provide a focal plane shutter that prevents contact of a shutter with an imager, and an optical instrument with the same.The focal plane shutter comprises: first, second and third substrates arranged in that order from a substrate sid...  
JP2013073096A
To provide a blade driving device for camera, which is able to minimize impact force and stop in an earlier stage when each blade moving forward to an exposure aperture or moving backward therefrom contacts a stopper during the end of th...  

Matches 701 - 750 out of 18,529