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Searching: photography





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Patent # Description
US-4,764,782 Camera diffuser for taking composite photographs
Accessories for standard cameras are disclosed which permit the use of a standard camera to produce composite photographs. Two embodiments of the accessory are...
US-4,763,204 Solid state image pick-up device having a shutter which is capable of still and motion picture photography
An image pick-up device which uses a charge transfer type solid state image pick-up device, and further is provided with a shutter so as to form a high quality...
US-4,763,067 Oscilloscope having a displayed trigger indicator
An oscilloscope having a displayed trigger indicator is provided in which triggering level, slope, and source information on displayed directly on the viewing...
US-4,761,666 Camera capable of flash photography
In a camera having a focal plane shutter, a magnet restrains the rearward shutter curtain in response to the supply of power to the magnet. A control device...
US-4,760,844 Cannulated screw dye injector
A dye injector apparatus is operatively disposed between a syringe containing an opaque dye suitable for x-ray photography and a cannulated screw or an...
US-4,758,851 Method for the determination and indication of the supply of film in aerial photography cameras
A method is provided for determining and indicating a supply of film remaining in an aerial photography camera, which results in greater measuring precision and...
US-4,758,498 Processing composition for use in color diffusion transfer photography containing a dye image stabilizer
A processing composition for use in color diffusion transfer photograph is disclosed, comprising a compound represented formula (I): ##STR1## wherein...
US-4,755,912 Method of photography
A scanning light source system for projecting onto each area of a complete painting or other planar subject a beam of light and for moving said beam vertically...
US-4,755,885 Eliminating undesirable noise recordation in image sensing/sound recording device
An image sensing device includes a voltage converting device for supplying power for driving a peripheral equipment component such as a flash unit used with the...
US-4,755,845 Flash photography system
A flash photography system for a photographic camera and a flash device adapted to be connected thereto with the camera providing an aperture value output for...
US-4,755,838 Close-up camera apparatus
Apparatus for converting a camera for close-up photography, includes a flash hood attachment for the flash unit of the camera for reflectively spreading a beam...
US-4,755,044 Remote ophthalmoscope and fundus photography unit
A system for performing an examination of the eye of a subject which uses a source of light and a concave mirror for focusing such light at a selected region of...
US-4,752,556 Method for processing of silver halide color photo graphic materials
A method for processing of a silver halide color photographic material for photography, which comprises a fixing or bleach-fixing step, followed by a water...
US-4,748,468 Exposure display device
An exposure display device for a camera, which can display not only the density of the background to be photographed on a film but also the density of a primary...
US-4,745,608 Laser photography pulse synchronization circuit
A trigger circuit arrangement for controlling the operation of a metal vapor laser in conjuction with a high-speed motion picture camera. The disclosed circuit...
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...
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