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Searching: photography





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Patent # Description
US-5,079,576 Filter apparatus for camera
This invention discloses an improvement of a filter apparatus for cameras and particularly discloses various arrangements for improving the filter apparatus for...
US-5,077,640 Photographic lighting apparatus
A lighting environment for photography provides light completely around an object to be photographed. A circular diffusing screen forms the inner wall of a light...
US-5,077,569 Close-up photography device
A close-up photography device includes an intermediate device of extensible and retractable type adapted to be mounted on a camera body, and a lens barrel for...
US-5,075,715 Flash device with charging completion control feature
A camera is provided to effect flash photography using a flash device, in particular, a camera of the type which actuates a function such as a shutter release...
US-5,075,207 Color photographic recording material containing new colored cyan couplers
Colored cyan couplers corresponding to formula II are eminently suitable for masking the yellow secondary density of cyan dyes. The reproduction of blues and...
US-5,074,657 Timing adjustment for reverse movie photography
A method and mechanism for adjusting the timing of a camera in the reverse mode while allowing for separate adjustment of the timing in the forward mode. In a...
US-5,073,798 Electronic photography apparatus
Electronic photography apparatus has a photoconductor material on which an electrostatic latent image is formed, a developing device for developing the...
US-5,073,471 Liquid developer for electrostatic photography
A liquid developer for electrostatic photography is disclosed. The liquid developer comprises resin grains dispersed in a non-aqueous solvent having an electric...
US-5,073,470 Liquid developer for electrostatic photography
A liquid developer for electrostatic photography comprising resin grains dispersed in a non-aqueous solvent having an electric resistance of at least 10.sup.9 cm...
US-5,072,246 Self photography booth and method
A self photography system comprises a photographic camera having an image inlet. A video camera has an image inlet and an image outlet, and the video camera is...
US-5,070,007 Color photographic materials comprising phenolic thiane derivatives as light and thermal oxidation stabilizers
Phenolic thiane derivatives of the formula I or II ##STR1## in which n is 0, 1 or 2 and R.sup.1, R.sup.2, R.sup.3, R.sup.4, R.sup.5, R.sup.6, R.sup.7,...
US-5,068,679 Imaging system for macrophotography
An imaging optical system having a photographic lens and a mechanical stop is provided with a variable focal length lens disposed adjacent to a mechanical stop...
US-5,068,170 Method for processing silver halide color photographic materials
A method for processing an imagewise exposed silver halide color photographic material for photography which comprises the steps of: color-developing a silver halide...
US-5,066,970 Swinging type camera
A swinging camera includes a distance measuring section, an automatic release section, a rotating section, an angle detecting section, a determining section, a...
US-5,066,950 Traffic safety monitoring apparatus
A traffic monitoring system comprising apparatus for establishing a pair of precisely spaced radiation beams in association with a thoroughfare, whereby passage...
US-5,065,023 Solid state high resolution photography and imaging using electron trapping materials
A photography and imaging system and method using electron trapping materials. An input image is formed on an imaging plate having a layer of the electron...
US-5,063,136 Processing liquid for use in DTR-photography with two toners
An aqueous alkaline processing liquid suitable for use in the silver complex diffusion transfer (DTR-) process, wherein said liquid contains one or more...
US-5,061,613 Pyrazolo quinazolone coupler for photography
There is disclosed a coupler for photography of the formula (I): ##STR1## wherein R.sub.1 and Y each represent a hydrogen atom or a substituent; R.sub.2...
US-5,061,612 Reflective support for photography
Disclosed is a reflective support for photography, comprising a polyester film containing titanium oxide particles, wherein the particle size distribution of the...
US-5,061,061 Front projection composite photography system combining staged action with two projected images
A front projection composite photography system using a pair of perpendicular reflex screens combines two projected background scenes with a staged scene in a...
US-5,057,243 Aerosol diffusion fogger
An aerosol diffusion fogger apparatus has an aerosol can containing about 10% by weight light white mineral oil and about 90% by weight of an isobutane and...
US-5,055,369 Liquid developer for electrostatic photography
A liquid developer for electrostatic photography is disclosed. The liquid developer comprises a resin dispersed as grains in a non-aqueous solvent having an...
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...
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