Epson GT-7000 Photo 사용자 설명서
Glossary
1
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GLOSSARY.FM
10/28/98
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Glossary
additive primary colors
The colors of red, green and blue (RGB) - which give the perception of white when
fully added. These are the colors of the color system used with monitors and
scanners.
fully added. These are the colors of the color system used with monitors and
scanners.
bi-level data
Image data that is composed of 1 bit per pixel. A pixel is represented by a single
bit of digital data that can express only 1 (light) or 0 (dark).
bit of digital data that can express only 1 (light) or 0 (dark).
bit
Short for binary digit. The smallest unit of data in computer processing. A bit can
represent two values: on and off, or 1 and 0.
represent two values: on and off, or 1 and 0.
bit/pixel
The unit that indicates the number of bits allocated for a pixel. The larger the bit
value, the more detail of a pixel will be reproduced.
value, the more detail of a pixel will be reproduced.
brightness
A scanner function to lighten or darken the output image data.
byte
A unit of information consisting of eight bits. A byte can represent a control code
or character.
or character.
carriage
A component of the scanner that contains the optical sensor and light source for
scanning.
scanning.
color correction
A method of adjusting the color image data for a particular type of device so that
the reproduction results are as close as possible to the original colors.
the reproduction results are as close as possible to the original colors.
color separation
A process of converting full-color images into a limited number of primary colors.
Additive primary colors (red, green, and blue) are used by the scanner, and the
subtractive primary colors (cyan, magenta, and yellow) plus black are used for
printing press separation.
Additive primary colors (red, green, and blue) are used by the scanner, and the
subtractive primary colors (cyan, magenta, and yellow) plus black are used for
printing press separation.
daisy chain
A SCSI bus arrangement that allows several devices to be connected
simultaneously in a line to a single computer. See SCSI.
simultaneously in a line to a single computer. See SCSI.
default
A set of values used when no other selections have been made. These are
sometimes called factory defaults if the original values have not been changed
since the scanner has left the factory.
sometimes called factory defaults if the original values have not been changed
since the scanner has left the factory.