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Searching: photography





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Patent # Description
US-4,800,437 Image photography apparatus having switch in remote control cable for preventing erroneous photography
Disclosed is a construction for an image photography apparatus. The image photography apparatus is used for photographing the image on a TV monitor which is...
US-4,797,702 Flash photographing system
A flash photography system with a camera body and an electronic flash device incorporates first to third terminals in the camera body which are connectable to...
US-4,793,358 Apparatus for measuring local cerebral blood flow
A local cerebral blood flow measuring apparatus includes an expiratory tube arranged along a slice within a photography area of a gantry, and a sensor for...
US-4,792,830 Method for detecting defocused photographic images and photographic printing device
In printing photographic film, photographic images or defocused images due to improper adjustment of focus at the time of photography should be eliminated from...
US-4,792,822 Camera with changeable focal length
An automatic focusing camera which is equipped with a taking lens system changeable in focal length between at least two different focal lengths: a relatively...
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,...
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