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JP2009265424 |
To provide a blade driving device performing highly-precise high-speed control of the diaphragm aperture while reducing operation noise of an actuator by preventing rattling of a rotor in the thrust direction, facilitating power adjustme...
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JP2009258399 |
To provide a device for driving a diaphragm, capable of reducing power consumption by controlling a driving current of a diaphragm motor based on a difference in spring constant of a spring means of a diaphragm mechanism contained in a p...
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JP2009258167 |
To provide a blade drive device capable of preventing positional deviation of a blade even if a shock is given, and preventing adverse influence to a picked-up image.The blade drive device has a base plate 10 having a shutter opening 11,...
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JP2009251240 |
To provide a compact and thin optical device for securing driving force as an actuator.The optical device includes: an incident light adjusting means 100 for displacing in a perpendicular direction to an optical axis L; a driving means 2...
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JP2009251191 |
To improve thrust of a magnet without causing upsizing.The actuator 108 is equipped with: a yoke 301 equipped with an iron core part 401 round which a coil 201 is wound, and a pair of projecting parts 402 projecting from both ends of the...
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JP2009244518 |
To reduce the size of an electromagnetic actuator and increase holding force and rotation torque.The electromagnetic actuator includes a yoke 110 having: a rotor 100 with a drive pin; an excitation coil 120; and first and second magnetic...
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JP2009246532 |
To provide a light quantity controller appropriate for being disposed at a portable telephone set that is made thinner.A separator is eliminated and a second guide plate 16 is provided with diaphragm parts 162 and 163 and a second rail R...
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JP2009247130 |
To provide an electromagnetic actuator having a structure in which a coil disposed outside two stator frames so as to surround a bearing part of a rotor is easily attached and detached.In a housing chamber constituted of a first stator f...
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JP2009242456 |
To provide a resin composition, which is excellent in the balance between heat resistance, rigidity, strength, moldability and surface exfoliation characteristics, for a surface-mountable (SMT) camera module.The liquid crystal polyester ...
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JP2009244622 |
To further increase a consecutive photographic speed, by eliminating the need for the individual excitation of a motor, when a mechanical shutter is opened and when the mechanical shutter is closed.In the imaging apparatus, a control sec...
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JP2009242453 |
To provide a resin composition, which is excellent in the balance between heat resistance, rigidity, moldability and surface exfoliation characteristics, for a surface-mountable (SMT) camera module.The liquid crystal polyester resin comp...
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JP2009244614 |
To provide a cost-effective blade drive device for a camera that enables easy and reliable mounting of an aperture control plate and an intermediate plate on a base plate.The aperture control plate 2 having an opening portion 2a for cont...
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JP2009244472 |
To provide a diaphragm device which achieves a suitable aperture, and to provide optical equipment equipped with the diaphragm device.The diaphragm mechanism (100) includes a cam (41) which is formed around a predetermined axis (L1), and...
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JP2009247182 |
To provide an electromagnetic actuator with a rotor capable of obtaining a large rotational force and ensuring durability in an arm section protruded substantially in the diameter direction and an output pin formed at the tip thereof, wh...
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JP2009239916 |
To enable a suitable shutter means to be selected in accordance with various accessories mounted in an electronic camera or functions that the accessories have.The electronic camera 100 for photographing a subject includes: an imaging el...
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JP2009237295 |
To provide a low-cost diaphragm device for a projector comprising diaphragm blades excellent in operating smoothness, silence, durability, and the like besides having excellent heat resistance.The plastic diaphragm blades 4, 5 having ell...
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JP2009229863 |
To provide a shutter device capable of imparting high-precision exposure time.The shutter device includes a blade buffer cam member 6 that is energized by an elastic member 40 disposed on a charge cam member 5 and that is rotated from a ...
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JP2009229532 |
To provide a shutter device capable of preventing electrostatic charge due to shutter operation without influencing accuracy of the shutter operation, and an imaging apparatus equipped with the same.The shutter device includes: two condu...
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JP2009229610 |
To provide a sector device having self-holding power and attaining high-speed operation.A repulsion boundary position where the rotational moment by the repulsive force of a magnet is reversed is provided between a sector opening positio...
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JP2009229770 |
To provide a camera module advantageous in reduction of cost and downsizing.The camera module is equipped with a shutter part 84 attached to a front face 2202 of a front lens barrel 22. The shutter part 84 has: a shutter blade which open...
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JP2009229862 |
To provide a blade drive unit capable of eliminating occurrence of step-out phenomenon without making a stepping motor large in size.The blade drive unit includes: a blade member 4 that restricts a quantity of light; a stepping motor 1 t...
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JP2009229591 |
To provide a blade driving device capable of securing a moving amount of a blade while maintaining miniaturization with simple structure.The blade driving device 1 includes: a substrate 10 having an aperture 11; a blade 20 supported so t...
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JP2009222959 |
To provide an inexpensive diaphragm device capable of operating quickly and smoothly two diaphragm blades having a slender shape as the whole.A elongated hole 3c formed in the vicinity of a widthwise one end is engaged with a guide shaft...
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JP2009216994 |
To reduce unnecessary operation by increasing a driving speed when detecting a starting point for a lens.The lens device has an automatic iris mode in which the relative position of an iris mechanism 50 is controlled, and an adjustment i...
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JP2009217190 |
To accelerate a shutter speed, to reduce the shock of blades, and to prevent reexposure by suppressing a blade bound in shutter closing operation, in a light quantity adjusting device driving diaphragm shutter blades to open and close th...
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JP2009216927 |
To improve the degree of freedom of optical design.This diaphragm mechanism includes a cam seat 201 for supporting a plurality of diaphragm blades 117 forming a diaphragm opening 205, a driving wheel 300 that is connected to the pluralit...
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JP2009217170 |
To provide a blade driving apparatus capable of preventing the position of a blade from being deviated due to impact from the outside and to provide optical equipment.This blade driving apparatus 1 in the embodiment 1 is provided with a ...
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JP2009204686 |
To provide an optical diaphragm, capable of adjusting transmitted light quantity according to applied voltage and attaining low-voltage drive and high-speed response.The optical diaphragm 1 includes a lower electrode 12, an insulating fi...
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JP2009204951 |
To provide a diaphragm device which is capable of making the driving force of a diaphragm blade greater, without greatly impairing the compact properties of the whole device.Driving levers 3 and 4 are rotatably attached to a base plate 1...
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JP2009204423 |
To provide an infrared imaging device having a diaphragm wherein a reflection mirror surface is protected properly.This infrared imaging device is equipped with an infrared detection element arranged in an extremely low temperature domai...
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JP2009198533 |
To provide a diaphragm opening and closing mechanism for a zoom lens barrel, which can prevent the increase of size of a member having grooves formed for moving a frame of a group of moving lenses in the direction of optical axis.The dia...
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JP2009198629 |
To enhance convenience in a camera system having a camera body and an interchangeable lens.The camera system 1 includes an interchangeable lens unit 2 and the camera body 3. A body microcomputer 10 of the camera body 3 judges based on le...
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JP2009198644 |
To provide a camera diaphragm control device simplifying the governor mechanism of a camera and enabling miniaturization of the diaphragm control device or the camera.This camera diaphragm control device comprises a diaphragm cam 271 rot...
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JP2009198861 |
To provide a camera diaphragm controller capable of increasing a photographing frame speed, and a camera.During resetting, one end 423a of a diaphragm brake spring 423 is abutted on the brake shaft 442a of an encoder slit plate 442 to br...
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JP2009200767 |
To provide a camera which never drives under a heavy load to reduce time lag and energy loss at the time of taking an image during the live view display.In the case of executing imaging operation by full depression of a release button 21...
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JP2009195084 |
To provide an actuator and an optical device for reducing the size while securing a displacement amount required for a driving device.The facing linear actuator for materializing a linear-driving unit 407 is equipped with: a plurality of...
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JP2009193078 |
To provide an optical apparatus capable of preventing degradation of image quality caused by an ND filter.The optical apparatus includes an aperture stop 9a or 9b having an aperture variable in size, the ND filter 9f movable with respect...
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JP2009186761 |
To obtain a higher effect of panning in contrast with length of exposure time set when performing panning.A focal plane shutter 200 is constituted of an electrochromic element. A plurality of rectangular segments 206 are two-dimensionall...
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JP2009186673 |
To provide a diaphragm device that does not generate a diffraction image, extending in a direction orthogonal to a straight line-like end part from a high-luminance object photographing image on an imaging face in a small diaphragm value...
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JP2009186685 |
To provide a stable control system capable of setting properly a parameter of an integration gain or the like, and capable of suppressing gentle oscillation, in a low-frequency band, as to a light-load control system for an iris, an ND f...
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JP2009186845 |
To provide a shutter device capable of giving a favorable imaging result at a low cost.An ND filter 9 can be interlocked with a slit S in a shutter aperture 21 by filter driving members 18, 19 while front curtains 3 to 5 and rear curtain...
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JP2009188834 |
To cause an imaging device to exert a high foreign matter removing performance by using a method wherein a foreign matter removing member is moved in contact with the surface of an optical member, and to facilitate the replacement of the...
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JP2009180921 |
To allow a quick diaphragming operation when photographing a still image, and to carry out a highly precise and fine diaphragming operation when changing further a diaphragming value, from a diaphragming position when photographing an an...
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JP2009175316 |
To provide an observation apparatus in which oblique observation is possible under an appropriate illumination condition.The diaphragm 21 of the observation apparatus 11 has an open part 21a at a position dislocated from the optical axis...
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JP2009175622 |
To provide a diaphragm driving device for accurately controlling a diaphragm value, and to provide a lens barrel.The diaphragm driving device includes a diaphragm mechanism 26 for adjusting area of an aperture through which light passes,...
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JP2009175562 |
To provide a diaphragm driving device for performing satisfactory diaphragm control operation whether or not it is possible to perform communication for the diaphragm control with a camera body, and a lens barrel and a camera system.The ...
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JP2009175620 |
To provide a lens barrel which is improved in the drive control of a diaphragm mechanism, and to provide a camera system.The lens barrel attachable/detachable to/from a camera body includes: the diaphragm mechanism capable of adjusting t...
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JP2009175448 |
To provide a shutter control technology with which variation in exposure time is less even in the first shutter operation or photographing after a main power source is left ON at low temperatures.A shutter device includes: a first blade ...
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JP2009175330 |
To provide an observation device capable of observing a side of a specimen speedily, reproducing, when another specimen is set, the position of the side the same as that of a previous specimen for observing the side.The observation syste...
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JP2009177511 |
To enable delay of an optical shutter to be adjusted through a little times of exposure operation even when variation (mechanical difference) in an equivalent delay time, that is delay of the optical shutter, is great.First imaging is pe...
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