Glossary, Continued
F (Continued)
FLOW CHART— A chart that shows the flow of data through a data
processing system and the sequence of their performance.
FLOUROGRAPHIC— See DROP-OUT HALFTONE.
FLUSH— Even with the margin or the widest line in a column or page.
FOCAL POINT— Center of interest.
FOCAL LENGTH— The distance from the center of the lens to the film
plane.
FOCI METHOD— A method of drawing ellipses by plotting a series of
points as their circumference using two points on the major axis (foci) as
reference and connecting these points with french curves.
FOCUS— Image sharpness.
FOLIO— A sheet of paper folded once giving four pages.
FONT— Typeface designs and sizes.
FORESHORTEN— To depict an objector line in less than its true length.
FORM— The shape and structure of an object or figure.
FORMAL BALANCE— See BALANCE or SYMMETRY.
FORMAT— A general structure or composition.
F/STOP— Settings on the lens diaphragm of a camera lens that measure the
amount of light allowed to reach the film.
F/16 RULE— Setting the camera for an f/stop of f/16 and the shutter speed
close to the ASA/ISO rating of the film.
FRAME— A single unit in a storyboard, a cartoon feature or a film strip.
Continued on next page
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