CONTENTS
INDEX
107
107
Glossary
Text Enhanced
A feature used by ScanGear CS-S to increase the accuracy of text scans. When
Text Enhanced is the scan mode, images are scanned as Grayscale (8 bits per
pixel) and converted to Black and White (1 bit per pixel) using Canon
ImageTrust processing software.
Threshold
In a bilevel image, the point at which a gray pixel is determined to become
either black or white. This image option is available in the FB1200S tab in
ScanGear CS-S.
Tone
The shading and combination of colors in the image.
Tone Curve
The curve displayed with the Tone tab tools to indicate the Black-, Mid-, and
White-point tones in a color or grayscale preview image. You cannot edit the
curve except with the Special Tone Curves tool.
Tone tab
The Tone tab contains tools that let you adjust and correct the image tone.
The Tone tab tools are:
• Automatic
• Contrast/Brightness
• Gamma
• Histogram
• Special Tone Curves
Toolbar
A set of ScanGear CS-S tool buttons, located above the preview area, for
image selection, orientation, and other basic adjustments.
TWAIN
TWAIN refers to an industry standard for transferring information from
devices (such as a scanner or digital camera) to your computer. One
interpretation of the acronym is “Technology Without An Interested Name.”
Underexposed
An image that was exposed to too little light when it was photographed.