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6 terms
Photonics Dictionary: F
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photographic film x
F x
field emission microscope
An image-forming instrument in which a strong electrostatic field causes cold emission of electrons from a sharply rounded point or from an object that is located on that point. The electrons are...
film plane
The site behind the lens system in a camera where photographic media are positioned for exposure.
film reader
A device used to scan images or information on photographic film for the subsequent relay of information.
film recorder
An instrument designed to place nongraphic information, usually generated by a computer, onto photographic film. The information is generally encoded as a series of opaque and translucent spots, or...
film scanning
The process by which the light from the images of photographic film is encoded into electrical signals for video transmission.
flash photographic density filter
A filter, partially opaque to near-ultraviolet, visible and infrared radiation, that may be made by exposing and processing photographic film. Such materials are almost equally opaque to radiation of...
Photonics Dictionary
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