Epson ES-800C, User Manual

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color correction
A method of adjusting the color image data for a particular
type of device so that the reproduction results become close to
the original colors.
color separation
A process to convert full-color images into a limited number of
primary colors. The additive primary colors (red, green, and
blue) are used by the scanner and the subtractive primary
colors (cyan, magenta, and yellow) plus black are used for
printing press separations.
default
A set of values used when no other selections have been made.
dithering
A process in which software or an output device simulates
continuous tones with groups of dots.
document
The physical item, such as a sheet of paper or a book, that you
place on the document table for the scanner to read.
dpi
Short for dots per inch. A unit of measurement for resolution.
The higher the value, the higher the resolution.
dropout color
A color you set the scanner not to recognize.
GL-2 Glossary