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Searching: photography





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Patent # Description
US-4,786,972 CRT photography apparatus utilizing rotatable lens
An apparatus for photographing images on a CRT comprises a single lens interposed between the CRT and a film, a lens mount for supporting the lens thereon with...
US-4,785,164 Slide calculator for background lighting
There is disclosed herein a slide calculator for determination of flash-to-background distance for studio photography when using color filters over the flash. By...
US-4,782,428 Collapsible fluorescent light for photography
A collapsible fluorescent tube fixture comprises a frame having a pair of spaced apart tube end supports each carrying a row of sockets, each socket being for...
US-4,779,117 Exposure control device for a camera
An exposure control device for a camera having light measuring elements capable of outputting an average light measurement corresponding to the brightness of the...
US-4,779,115 Exposure control device for a camera
An exposure control device for flash photography having a first program mode wherein an exposure time is fixed at the flash synchronizable shutter speed and a...
US-4,772,903 Dual lens camera
In a dual lens camera having a relatively long focal length lens and a relatively short focal length lens selectively used for telephoto and wide angle...
US-4,772,543 Silver halide photosensitive materials for color photography
A silver halide photosensitive material for color photography which comprises a phenol type cyan coupler having the formula: ##STR1## wherein R.sup.3 is a...
US-4,771,309 Strobe control circuit for flash photography
A strobo control circuit for a program shutter which opens or closes sectors by means of a stepping motor, wherein a data ROM (read-only memory) is accessed in...
US-4,771,305 Method and apparatus for commercial photography
A mobile photographic portrait studio apparatus, in a preferred ebodiment thereof, comprises a truck-drawn detachable studio trailer having functional studio...
US-4,771,301 Apparatus for flash photography
An apparatus for flash photography being of the type in which for one shot a number of different flash tubes are time-serially fired and the amount of flash...
US-4,770,511 Zoom lens capable of accomplishing macro-photography
A zoom lens has, in succession from the object side, a first lens group of positive refractive power, a second lens group of negative refractive power, a third...
US-4,769,663 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-4,768,960 Educational apparatus in the shape of a human doll utilized in teaching kids the dangers of drug abuse
An apparatus in the shape of a transparent human doll having an opening at its top and an open-end box as its base. Several transparent slides, one with a...
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...
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