Ricoh IS450DE Operator's Manual page 78

GLOSSARY
raster Graphic created using a pattern of dots.
graphics
Raster image Processor board (RIP) that builds a raster image that is
processor passed to the scanner.
rasterization Transformation of an image onto a page using bitmap dots.
resolution Number of dots per inch (dpi) or spots per inch (spi). The
greater the number of dots or spots per inch, the higher the
resolution and the clearer the image. The terms dots,
spots, and pixels are synonymous.
scale Adjusting font or image size according to specified
proportions.
Scanner driver Software that allows a host computer to communicate with
a scanner.
short-edge Moving the paper through the scanner in the direction of
feed the paper width (the short side of the paper).
spot
Single element of a picture imaged by the scanner (also
called a dot or a pixel).
G-4