G-101
Glossary
Color Reference Guide for C9800 - 101
current device. The ideal is often
provided by the manufacturer as a color
reference file. ICC profiles are
implemented on Mac OS computers in
ColorSync and on Windows computers
in Image Color Matching (ICM). The
Fiery color management system,
ColorWise, supports ICC profiles.
imagesetter
Raster-based film output device; a high-
resolution laser output device that writes
bitmapped data onto photosensitive
paper or film.
JPEG
A graphics file format defined by the
Joint Photographic Experts Group
committee of International Standards
Organization (ISO); a standard for digital
compression of still image graphic data.
metamerism
Phenomenon in which two colors
composed of different combinations of
light wavelengths appear identical under
a specific light source, but may look
different under other light sources. The
colors are called “metamers.”
moiré
An undesirable pattern in images made
using halftone screens. Moiré can be
caused by the improper line frequency of
the screens, improper screen angles,
improper alignment of halftone screens,
or by the combination of a halftone
screen with patterns in the image itself.
named color
A color that is defined according to a
custom color system. For example,
PANTONE 107 C is a named color.
(Also referred to as a spot color).
office applications
Software applications commonly used
for business purposes, including
presentation applications, spreadsheets,
and word processing programs.
offset lithography
Printing in which ink is transferred from
printing plates to a rubber blanket and
then from the blanket to paper.
output
See
.
output profile
A file that describes the color
characteristics of a printing device.
The output profile is associated with
a calibration target that defines the
expected density response of the device.
phosphor
Material used in making computer
monitors; phosphors glow and emit red,
green, and blue light when struck by an
electron beam, thus creating an image.
photographic rendering
A color rendering style that preserves
tonal relationships in images.
Unprintable colors are mapped to
printable colors in a way that retains
differences in lightness, sacrificing color
accuracy as necessary.
Summary of Contents for C9800hdn
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