Canon CanoScan FS2700F User Manual - Page 28
bit grayscale images are expressed in 256 tones. 12-bit grayscale images use
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Step 2 • Scanning • 24-bit color and 36-bit color images are expressed in varying values of each color: red, green and blue (RGB). 24-bit color images are expressed in 256 colors per RGB channel. 36-bit color images use 4096 colors. Use the 24-bit color setting for most images unless you require particularly fine color definition. • Grayscale images are expressed in black, white or varying tones of gray. 8bit grayscale images are expressed in 256 tones. 12-bit grayscale images use 4096 tones. • Black and white images are expressed in just two colors, white or black. The threshold value determines the brightness value at which a particular pixel is set to black or white. 28
28
Step 2 • Scanning
•
24-bit color and 36-bit color images are expressed in varying values of each
color: red, green and blue (RGB). 24-bit color images are expressed in 256
colors per RGB channel. 36-bit color images use 4096 colors. Use the 24-bit
color setting for most images unless you require particularly fine color
definition.
•
Grayscale images are expressed in black, white or varying tones of gray. 8-
bit grayscale images are expressed in 256 tones. 12-bit grayscale images use
4096 tones.
•
Black and white images are expressed in just two colors, white or black. The
threshold value determines the brightness value at which a particular pixel
is set to black or white.