Canon ColorPASS-Z5000 Color Manual page 202

G-4 Glossary
GIF (Graphics Interchange Format)
A standard developed by CompuServe
for bitmap graphics of up to 256 colors
and used for posting photographic
images on the Internet or intranet pages;
rarely used for professional printing.
gradient
A smooth transition between two
different colors or between two shades of
a color.
Graphics Device Interface
See GDI.
Graphics Interchange Format
See GIF.
gravure
A printing technology that uses an
etched cylinder that has been immersed
in ink. The ink that remains in the
etched areas is applied to the paper. The
non-etched surfaces of the cylinder are
non-printing areas.
halftoning
A method for representing an original
continuous tone image using a pattern of
dots, lines or other patterns.
HSB
A color model where each color is
represented by its hue, saturation, and
brightness components; supported by
most color applications.
ICC profile
An industry standard color profile
format developed by the International
Color Consortium (ICC) that describes
the color capabilities, including the
gamut, of a color device based on the
differences between an ideal and the
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 95/98/Me,
Windows NT 4.0, and Windows 2000
computers in Image Color Matching
(ICM). The ColorPASS's 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 ISO (International
Standards Organization); 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