image dissector


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image dissector

[′im·ij di‚sek·tər]
(computer science)
In optical character recognition, a device that optically examines an input character for the purpose of breaking it down into its prescribed elements.
References in periodicals archive ?
Farnsworth transmits an image through electronic means by using a device called an image dissector.
In 1927, Farnsworth's "image dissector" camera tube transmitted its first image, a line.
He created what he liked to call an "image dissector tube." It was a vacuum tube that could shoot streams of images and display them over a fluorescent screen.
The data that led to the discovery were recorded by the Intensified Image Dissector Scanner on the National Optical Astronomy Observatories' 84-inch telescope on Kitt Peak in Arizona.
Burns uses the story of why the inventor of image dissectors, vacuum tubes and cathode-rays became disenchanted with his own creation to ground the idea of how the early promise of television was redefined and interpreted in the 1950s.