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Searching: photography





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Patent # Description
US-4,745,268 Personal information card system
A system in which wallet-sized visually readable information relating to a person is created on material disposed on one side of a wallet-size card and machine...
US-4,743,929 Flash device for use in photography
A flash device for use in association with a camera is disclosed. The camera provides focal length data representing a focal length of a lens mounted on the...
US-4,741,007 Panoramic X-ray, tomography especially for dental photography
A panoramic tomography X-ray apparatus comprises a fixed frame to which another rotary frame is suspended, the rotary frame having an X-ray tube at one end...
US-4,740,820 Method of and apparatus for producing hard copy of color picture adaptive to variations in characteristics of...
An apparatus for producing a hard copy of a color picture includes a cathode ray tube for displaying a picture component on a screen thereof upon reception of a...
US-4,740,805 Background fill-lighting system
A background fill-lighting system for use in clinical portrait photography by dental health care personnel, and others, includes slaved fill-lighting of a...
US-4,739,409 Intelligent exposure control for electronic cameras
In an electronic still camera adapted for professional or amateur photography, a solid state thermo-electric cooler rapidly cools a solid state image sensor...
US-4,738,526 Auto-portrait photo studio
A method and system (including a unique arrangement of computer and photographic apparatus) for automated or computer-aided portrait photography. The method and...
US-4,734,727 Bracketing exposure control camera
A bracketing exposure control camera is structured in such a manner that a preset number of frames for bracketing photography is compared with the actual number...
US-4,734,724 Method and arrangement for the automatic control of aerial photographic cameras
A method and an arrangement for the automatic control of aerial photography cameras, in which a lens portrays the terrain overflown on a projected area, at least...
US-4,732,453 Integral photography apparatus and method of forming same
A method is disclosed of forming apparatus for use in a three stage integral photography process that includes a camera for taking the integral photographs;...
US-4,731,629 Control device for exposure-with-zooming photography
In the camera having a zoom lens with an automatic operating mechanism therefor, a device for controlling co-ordination of the mechanism with a shutter,...
US-4,731,322 Light-sensitive silver halide photographic material for X-ray photography
A light-sensitive silver halide photographic material for X-ray photography characterized in that the material has the characteristic curve whose gamma between...
US-4,729,109 Method and apparatus for measuring the displacements of particle images for multiple exposure velocimetry
A hybrid optical/digital method for measuring the displacements of compact images, in particular, particle images recorded on photographic or other recording...
US-4,729,065 Photography light
A photography light for providing fill illumination includes a first reflector having planar sides and an opening in a rear portion thereof, a second reflector...
US-4,729,032 Picture recording apparatus having means to facilitate raster scan line observation during video adjustment
A picture recording apparatus for recording as a hard copy such as a photography television image signals of a still picture reproduced on a display tube of a...
US-4,725,527 Photosensitive compositions for direct positive color photography
The invention relates to a photosensitive composition for direct positive color photography. The photosensitive composition comprises a binder containing a...
US-4,724,456 Camera system having photographic camera and electronic flash device
An electronic flash device, detachably attached to a photographic camera, comprising a circuitry for carrying out preparatory operation for a flash photography,...
US-4,724,449 Method and apparatus for stereoscopic photography
A method and apparatus for taking photographs for use in three-dimensional photography in which the object is photographed from a number of positions which are...
US-4,720,169 Lens for macro-photography
A lens is provided with first and second coupling means which are arranged at both ends of the lens barrel of the lens in the direction of the optical axis...
US-4,717,936 Display device for camera
A display device for a display in a camera. Within a view finder thereof in particular are arranged illuminating light emitting elements to illuminate a display...
US-4,717,934 Camera system
A camera system capable of performing flash photography is arranged to perform pre-flashing to detect beforehand the quantity of flash light to be obtained by...
US-4,717,930 Instant photography with superimposed graphics
A method of instant photography is disclosed wherein graphics are reproduced on a photographic print along with the image of an object whose photograph is taken...
US-4,717,861 Electronic flash device
An electronic flash device fires one or a pair of flash tube sequentially for continuous shooting photography with a motor driven photographic camera, for...
US-4,716,672 Ornamental body
An ornamental body comprises a transparent layer and a metal foil laminated with the transparent layer. A visible image such as scenery or the like is formed...
US-D293,512 Combination photography and art mount
US-4,716,427 Camera means for regulating the exposure area of a frame of film
A camera having means for regulating the exposure area of a frame of film has one operating member extending to the outside of the camera body and arranged to...
US-4,714,966 Electronic photography system with still and motion picture modes
An electronic still/motion picture photography system includes an optical-electronic transducer for producing electrical signals responsive to an optical image,...
US-4,714,334 Method of color photography of black and white object
A method is provided for producing a photographic image in color of a continuous tone, e.g., black and white object, such as a black and white photograph or an...
US-4,713,323 Chloride containing tabular grain emulsions and processes for their preparation employing a low methionine...
The present invention is directed to a process of precipitating for use in photography a high aspect ratio tabular grain emulsion employing a dispersing medium...
US-4,713,320 Low methionine gelatino-peptizer tabular grain silver bromide and bromoiodide emulsions and processes for their...
The present invention is directed to a process of precipitating for use in photography a thin, tabular grain silver bromide or bromoiodide emulsion employing a...
US-4,712,902 Device for indicating an object distance for flash photography
In a device for indicating a camera-to-object distance for flash photography, an electronic flash device receives data from a camera, the data being indicative...
US-4,712,900 Apparatus for converting interchangeable camera lens from manual into autofocus
An apparatus (X) for converting a manual focus interchangeable lens having an associated focal length into an autofocus type lens for use with a microprocessor...
US-4,710,012 Flash photography system
In a flash photography system which controls the amount of flash based on an aperture value of a lens set by detecting reflected light from an object which is...
US-4,708,454 Shutter control apparatus for use in variable focal length camera
A shutter control apparatus for use with a variable focal length camera which has a lens shutter, a detecting means for detecting a fully opened state of the...
US-4,707,094 Apparatus and method of submarine optical recording
Submarine photography apparatus includes a camera to record scenes in a selected sector forward thereof; a source of light having a wavelength in the range...
US-4,705,379 Automatic processing machine for photography
An automatic processing machine for photography which performs developing processing of a photographic light-sensitive material automatically while replenishing...
US-4,705,378 Automatic processing machine for photography
An automatic processing machine for photography which performs developing processing of a photographic light-sensitive material automatically while replenishing...
US-4,704,025 Enlarger for use in photography
An enlarger for copying a film is provided having two modes of operation. A first mode of operation permits preliminary adjustment of the focus of the lens...
US-4,701,387 Plural-stage liquid development of electrostatic charge patterns
In plural-stage liquid development of electrostatic charge patterns, as in multicolor electro-photography, image defects occur in areas of the image which are...
US-4,697,906 Electric flash device
An electric flash device for photography is controlled of its light radiation of a flash tube by a transistor, which is connected in series with the flash tube...
US-4,697,897 Watertight camera
A watertight camera is disclosed in which the normal line of a transparent protection plate for an objective of the finder, or the normal line of a protector for...
US-4,695,536 Corneal storage system
A universal tissue preservation system including a storage container and a preservation media for corneal and other tissue storage. The universal corneal...
US-4,693,581 Camera with an automatic focus adjusting apparatus
This invention is directed to a camera provided with an automatic focus adjusting apparatus in which, in addition to the function of carrying out an AE lock...
US-4,690,536 Exposure control device for a camera in flash photography
An exposure control device for a camera in flash photography comprising; first means for measuring light from a central area of an object field; second means for...
US-4,689,696 Hybrid image recording and reproduction system
A system utilizing aspects of both photography and electronic imaging is provided for recording and reproducing an image of scene in color. A camera component of...
US-4,688,921 Alarm device for camera
An alarm device for a camera provided with a stop control device for automatically controlling the stop of an objective lens mounted on the camera, and a...
US-4,687,310 Stereoscopic photography camera
A stereoscopic camera contains a photosensitive medium to be exposed by two juxtaposed images on either side of a symmetry plane, two first symmetrical lenses...
US-4,683,581 Apparatus for X-ray photography of the area of the dentition and of the jaws
An apparatus for panoramic X-ray photography of the area of the dentition and the jaws, comprising a frame part, a bearing part linearly movable in relation to...
US-4,681,415 Multiple image photography system
An apparatus for generating multiple positionally displaced images onto photographic film which includes two mirrors 26, 30 rotatable about axes orthogonal to...
US-4,680,253 Color photographic material
A silver halide color photographic material which comprises a support having coated thereon at least one blue-sensitive silver halide emulsion layer, at least...
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