Epson ActionScanner Guide de l'utilisateur télécharger pdf (Page 120)

6 Term Glossary

Line Sequence

A type of color scanning that separates primary colors line by

line. The carriage makes only one pass.

Lossy

A data compression system that intentionally discards (or loses)

some data from the original image.

Midtone

The tonal value of a dot, located approximately halfway between

the highlight value and the shadow value.

Moiré

An unwanted interference pattern that can occur when a

halftone image is scanned or when it is scaled in an application

after it has been scanned.

Monochrome

Black and white images, or images represented only by the

intensity of luminosity.

Page Sequence

A type of color scanning in which the entire image is scanned

once for each separation color. The carriage makes three passes.

Path

The directory and subdirectories you specify to locate a file. For

example, the path for the TWAIN directory in Windows may be

C:\WINDOWS\TWAIN.

PCX

PC Paintbrush file format.

Pixel

Picture Element. Each image is composed of a number of pixels.

Pixels are sometimes called dots.

Pixel Depth

An EPSON TWAIN setting that lets you select the amount of

color information in a file.

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Epson ActionScanner Guide de l'utilisateur Page 120