dot matrix
A method of printing in which each letter or symbol is formed by a pattern (matrix)
of individual dots.
dpi
Dots per inch. The dpi measures the resolution. See also resolution.
driver
A software program that sends instructions to a computer peripheral to tell it what
to do. For example, your printer driver accepts print data from your word
processing application and sends instructions to the pr in ter on how to print this
data.
economy printing
Printing in which images are printed with fewer dots to sa ve ink.
EPSON PhotoEnhance or PhotoEnhance2
An advanced image enhancement feature developed by EPSON. Selecting
PhotoEnhance in your printer driver produces sharper images and more vivid
colors by automatically adjusting the contrast, saturation, and brightness of the
original image data.
Error Diffusion
This halftoning setting smooths out edges by randomly placing dots of varying
colors. This has the opposite effect of the Finest Detail setting.
ESC/P
Abbreviation for Epson Standard Code for Printers. This system of commands gives
you control of your printer from your computer. It is standard for all EPSON
printers and supported by most application programs for personal computers.
ESC/P Raster
A command language that gives you control of your printer from your computer.
Commands in this language produce laser-lik e features, such as enhanced graphics
printing.
Finest Detail
This printer driver setting automatically makes your printed images sharper and
clearer. This has the opposite effect of the Error Diffusion setting. Be aware that this
may increase the time required for printing.
grayscale
A scale of shades of gray from black to white. Grayscale is used to represent colors
when printing with black ink only.
halftones
Patterns of black or colored dots used to reproduce an image.
halftoning
A method of using dot patterns to represent an image. Halftoning makes it po s sible
to produce varying shades of gray using only black dots, or a nearly infinite array of
colors using only a few colors of dots.
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A5 size Glossary
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