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Searching: photography





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Patent # Description
US-5,054,913 Method and apparatus for measuring the velocity of a fluid using analysis of Young's fringes in speckle photography
A method and apparatus for measuring the velocity of a fluid in which a double-exposure image of the speckle pattern or particle images of tracer particle in a...
US-5,050,198 Method and system for processing X-ray image in X-ray equipment
In X-ray photography by an X-ray equipment, grid images based on only a grid are acquired by a grid image generating circuit under various photograph conditions,...
US-5,050,197 Mammographic methods and apparatuses
Methods and apparatuses in mammographic photography, wherein the breast (M) to be photographed is pressed and spread between holders (6,7) attached to the...
US-5,049,468 Liquid developers for electrostatic photography
A liquid developer for an electrostatic photography comprising a non-aqueous solvent whose electrical resistance is at least 10.sup.9 .OMEGA.cm and whose...
US-5,046,792 Holographic printer
This invention is an optical printer that translates and records visual information that can be seen with ambient light in the first generation holographic...
US-5,045,895 Light emitting diode array with electrodes
In a light emitting diode array, an N-electrode layer (32) is extended from the bottom surface to the top surface of a semiconductor body (30) through the side...
US-5,045,872 Camera for taking panoramic photography
A camera for photographing a panoramic photography which is composed of plural separated picture frames. The camera has a detector to detect an angle of...
US-5,043,241 Liquid developer for electrostatic photography
A liquid developing agent comprising a resin dispersed in a nonaqueous solvent wherein said comprise copolymer resin grains produced by polymerization of a solution...
US-5,041,857 Automatic flash mechanism for camera
An automatic flash mechanism for a camera with a focal length varying device including a mechanism for transmitting information on object distance, film...
US-5,041,352 Liquid developer for electrostatic photography
A liquid developer for electrostatic photography comprising a resin dispersed in a non-aqueous solvent having an electric resistance of at least 10.sup.9...
US-5,038,186 Light emitting diode array
In an LED array (100), opaque layer (38) is provided on a semiconductor body (30) having PN junctions (41). A through holes (40) having a relatively small...
US-5,034,769 Interchangeable camera and interchangeable flash device
A flash device for a photographing camera comprising an ordinary flash mechanism, an improved flash mechanism including a part of the ordinary flash mechanism,...
US-5,034,662 Apparatus for controlling the charging of a main capacitor of a flash unit
An apparatus is provided for controlling the charging of a main capacitor of a flash unit. Comparison means detect the timing at which a voltage V across the...
US-5,032,855 Film cartridge
A film cartridge comprises a chamber in which a film is contained and a semiconductor memory such as nonvolatile memory, e.g., E.sup.2 PROM having a plurality of...
US-5,023,899 Method and arrangement for X-ray photography or the like
For taking X-ray photographs there is provided a moveable tower structure for ceiling-mounted frame which carries a beam source arranged for movement in X-Y-Z...
US-5,023,755 Support system
A support system or stand is provided for lighting components, such as light source and reflector/diffusor units, in a light system, such as the type that might...
US-5,023,725 Method and apparatus for dodecahedral imaging system
A dodecahedral environmental photography and projection system based on a pentagonal format is disclosed, designed for a modular compound camera and projector...
US-5,021,326 Process for rapidly processing a color photography material
A process for processing a color photography silver halide recording material by development, bleach-fixing and stabilization or washing, wherein the silver...
US-5,017,956 Flash photography system
A flash photography system of the kind performing a flash adjusting action in a mode of adjusting an aperture value, a guide number, etc. according to a distance...
US-5,017,468 Process for the preparation of silver halide emulsions
A method is disclosed for preparing silver halide emulsions useful in photography. Said method comprises the step of precipitating silver halide grains in an...
US-5,012,015 Process for producing 2,4-dichloro-3-alkyl-6-nitrophenol
2,4-Dichloro-3-alkyl-6-nitrophenol, which is a precursor of 2,4-dichloro-3-alkyl-6-aminophenol useful for the production of a cyan coupler to be used with a...
US-5,010,357 Camera image plane size control device
Apparatus is provided for controlling the size of the image plane in a camera having a zoom lens. The apparatus includes one or more aperture frames (31, 32,...
US-5,006,877 Camera system
A camera system comprises a brightness measuring circuit, a exposure line choosing circuit, an operable switch, a film driver and a film driving mode...
US-5,006,665 Phenolic thiane derivatives
Phenolic thiane derivatives of the formula I or II ##STR1## in which n is 0, 1 or 2 and R.sup.2, R.sup.2, R.sup.3, R.sup.4, R.sup.5, R.sup.6, R.sup.7,...
US-5,006,441 Liquid developer for electrostatic photography
A liquid developer for electrostatic photography comprising a resin dispersed in a non-aqueous solvent having an electric resistance of at least 10.sup.9 .OMEGA....
US-5,004,675 Method for processing a silver halide photosensitive material for color photography
A method for processing a silver halide color photosensitive material is disclosed. The process step comprises developing a color photographic light-sensitive ...
US-4,999,714 Still video camera having video synchronized to drive motor phase
A still video camera produces a still signal for recording on a magnetic disk and a movie signal for displaying in an electronic viewfinder. In recording the...
US-4,999,664 Automatic exposure control apparatus for daylight/underwater camera
In a camera for daylight and underwater photography, an exposure control aparatus is adjusted automatically to change an exposure parameter as a function of...
US-4,998,126 Automatic focus adjustment camera
An automatic focus adjustment camera in which a photo-taking lens is step-driven to one of a plurality of set positions, depending upon measurement of object...
US-4,992,883 Image sensing arrangement
A video camera or the like has a solid-state image sensing device such as a CCD provides optical exposure both in the single photography mode and the continuous...
US-4,987,436 Camera image plane size control device
Apparatus is provided for controlling the size of the image plane in a camera having a zoom lens. The apparatus includes one or more aperture frames (31, 32,...
US-4,987,432 Human topography through photography
An apparatus for acquiring the dimensions of an object by means of photography, particularly the topography of a human body, includes a still or video camera...
US-4,984,088 Exposure controlling apparatus for electronic still camera
An exposure controlling apparatus provided for an electronic still camera using an imaging device, such as a CCD, controls an exposure with high accuracy even if...
US-4,984,005 Photographing mode switching device of a camera
A camera capable of operation in continuous photography and one-frame photography modes has an automatically activated flash device the operation of which may be...
US-4,983,998 Flash device for camera
The present patent application discloses a flash device for camera, or a camera, including a light emitter for flash photography mounted about a pivot shaft on...
US-4,983,484 Arsenic-selenium photosensitive material for use in electronic photography
A photosensitive material for use in electronic photography having a photosensitive layer principally comprises an amorphous selenium-arsenic alloy, the alloy...
US-4,980,273 Matted photographic imaging materials
The matting agent particles of matted photographic imaging materials contain a finely divided solid as well as a dye that is only present at the image-forming...
US-4,978,986 Camera accessories for contrast control
Camera accessories, mountable on lenses or flash units, for altering contrast between dark and light areas of photographs. A camera accessory includes framing...
US-4,977,420 Camera with development function
This invention relates to a camera with development function used in microscophic photography, in which a cover is disposed at the opening of a compartment case...
US-4,977,055 Liquid developer for electrostatic photography
A liquid developer for electrostatic photography comprising a resin dispersed in a non-aqueous solvent having an electric resistance of at least 10.sup.9...
US-4,977,054 Developer for electrostatic image comprising coated carrier
A developer for electrostatic photography comprises toner and carrier coated with a composition comprising a silicone resin having (II) and (II') and at least...
US-4,976,523 Method of zooming in a camera and device for use in such method
A zoom lens is disclosed which comprises a front lens group for collecting light as a first group, a magnification varying lens group for varying the ...
US-4,974,017 Method of determining exposure
An exposure determining method. Light is measured with respect to a plurality of portions of film images into which images on films to be subjected to printing...
US-4,973,997 Tele/pan applied to lowest cost camera uses passive optical encoding
Camera with adjustable viewfinder mask having differently dimensioned openings for pseudo-photography, has light pipes to provide binary coding of film frames...
US-4,973,995 Camera system and attachment lens with integral lens sections
An attachment lens and a camera system, comprising an attachment lens adapted to be attached to the subject side of a camera which is equipped with separate...
US-4,972,223 Camera with automatic exposure function which is operatable in a normal photography mode and a slow photography...
A camera having an ordinary automatic exposure function which automatically decides a proper shutter speed and f-stop based on the results of photometry is...
US-4,970,537 Camera permitting close-up photography
A camera permitting close-up photography has a normal photographing mode and a close-up photographing mode. A flash device, a view finder device, a distance...
US-4,965,175 Method for processing a silver halide photosensitive material for color photography
A method for continuous processing of a silver halide color photosensitive material is disclosed. The process steps comprise developing a color photographic...
US-4,965,159 Carrier for developing electrostatic image, and developer for developing electrostatic latent image containing...
A carrier for use in a developer for electro-photography, which comprises a core material and provided thereon in order, an intermediate resin layer and a layer...
US-4,959,670 Photography booth and method
A self-photography booth comprises a booth having a first end portion for a person to be photographed and a spaced and aligned opposite second end portion. A...
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