Glossary - Epson Expression 800 User Manual

Glossary

bit Short for binary digit. The smallest unit of data in computer processing. A
bit can represent two values, on and off, or 1 and 0.
bit/pixel The unit that indicates the number of bits allocated for a pixel. The larger
the value, the more detail a pixel can represent.
color correction A method of adjusting the color image data for a particular type of device
so that the reproduction results come close to the original colors.
default A set of values used when no other selections have been made.
De-screening Counters the effect of the screen process on your image and turns the
dots into a smoother pattern. De-screening is useful for scanning
photographs and illustrations printed in newspapers or magazines to
improve lost resolution or sharpness.
dither A process in which software or an output device simulates continuous
tones with groups of dots.
dpi Dots per inch. A unit of measurement for resolution. The higher the value,
the higher the resolution.
Dropout An EPSON TWAIN Pro option that lets you select a color for the scanner
to ignore.
Halftone A method of using dot patterns to represent an image.
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