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.

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 option that lets you select a color for the scanner to ignore.

Halftone A method of using dot patterns to represent an image.

marquee A sizeable and moveable frame on a preview image that identifies the part of it selected for scanning.

Glossary

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