Fujitsu SP-1120 Operator's Manual page 110

Glossary
Filter
A function that executes filtering processing on a scanned image.
The following types of filters are available:
Digital Endorser:
Adds alphanumeric character strings on the scanned image data.
Edge Filler:
Fills in the margins of the scanned image in a specified color.
G
Gamma
A unit which indicates the changes in the brightness of an image. It is expressed as a function of the electric input power to
devices (e.g. scanner, display) and the brightness of the image. If the gamma rate is larger than 1, the brightness of an
image increases and vice versa. To reproduce the brightness of a document as the same as the brightness of the actual
document, set the gamma rate to 1.
Grayscale
A method that expresses the gradation (density) from black to white in 256 levels. Suitable for scanning images such as
photographs.
H
Halftone
Reproduces the color density in black & white by using dot patterns. This method is effective for scanning images such as
photographs in black & white.
I
Image processing
Refers to processing and outputting the scanned image via specified scan parameters.
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Contents
Index
Introduction
Scanner
Overview
How to Load
Documents
How to Use the
Operator Panel
Various Ways to
Scan
Daily Care
Replacing the
Consumables
Troubleshooting
Operational
Settings
Appendix
Glossary
110