F
frame grabbing
The act of electronically capturing a single picture element, or frame, from a video tape or an optical disk for the purpose of viewing it, manipulating it or outputting it for reproduction with ink on paper or on photographic material.
frame
In some page layout software, a rectangular area defined by the user and then filled with text and/or graphics. A frame is used in grid-oriented page make-up software such as QuarkXPress.
free sheet
Paper that is free of mechanical groundwood pulp.
frequency histogram
A graphical analysis or organization of data in the form of a bar graph or a chart that describes how many times each occurrence of a variable took place for a given sampling. Some colour scanners create an electronic frequency histogram to automatically adjust the midtone placement for each original.
frequency
The number of times something happens over a given time or space, such as dots per inch, lines per inch or millimeters, and cycles per second.
front-and-back
See Sheetwise
FTP
Abbreviation for File Transfer Protocol: a protocol that lets users transfer data to and from computer systems.
FUD
Abbreviation for Fear, Uncertainty, Doubt: marketing technique of companies that sells an inferior product (if you can’t beat them, confuse ‘em).
full duplex
A modem or network adapter with the capability to send and receive information at the same time.
full-scale black
A black printer separation that contains picture elements ranging from the whitest highlight to the darkest shadow, and prints dots in every part of the picture. Half-scale black only prints dots in the darker area of a reproduction
full web
Type of web press that can print sixteen-page signatures. The flat trim size is typically 23 by 35 inch. This type of press uses rolls that are 35 to 40 inch wide. It is sometimes referred to as a sixteen-page web.
fuzzy fonts
Grey pixel values that are used to smooth edges of type by filling in the spaces between dense pixels on the edge of jaggies - a form of anti-aliasing.
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