UMAX Technologies 2000U Especificaciones descargar pdf (Pagina 109)

UMAX Astra 2000U/P Owner’s Guide

109

Glossary

Additive Primary Colors

-Red, Green, and Blue light that produce

white when mixed together. A color monitor or color scanner is an

example of an additive color device.

BET-

A UMAX patented technology that increases the dynamic

range and decreases overall noise for improved image quality

Bit Map Image

-An image comprised of pixels, or binary digits,

that can be bi-level (line art), continuous tone gray or continuous

tone color.

Calibration

-To check, adjust or standardize the graduations of a

device.

CCD

-Charged Coupled Device. An optically sensitive IC chip.

This IC chip is the standard image-capturing tool for many scanners

and digital cameras.

CIS

(Contact Image Sensor)-A scanning sensor beginning to appear

in low resolution, low cost scanners. Provides lesser quality scan

then CCD due to limited depth of field and poor shading sensitivity

CMYK

-Represents the three subtractive primary colors Cyan (C),

Magenta (M), Yellow (Y), and Black (K). An offset press is an

example of a CMYK device.

Color Separation-

The

conversion of RGB or LAB image

information into CMYK information prior to printing.

ColorSync

-Built-in color management architecture specifically in

the Macintosh OS.

Color Space-

two or three-dimensional geometric representation

of colors that can be seen or generated. RG13 is an example of a

two dimensional color space. LAB is a three dimensional color

space.

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UMAX Technologies 2000U Especificaciones Pagina 109