• Brightness:
This is for B/W mode only.
The brightness value ranges
from -100% to 100%. It changes the highlight value of an image when
scanning in B/W mode.
• Contrast: Again the contrast value ranges from -100% to 100%.
• Gamma: The gamma value ranges from 0.1 to 9.9. It defines the mid-tone
point of an image. It is recommended to set the value to 1.0 or larger to
make the image brighter.
• Highlight: The highlight value ranges from 1 to 255. It defines the white
point of an image. You can reduce the value to make the image lighter or
increase the value to make it darker.
• Shadow: The shadow value ranges from 0 to 254. It defines the black
point of an image. You can reduce the value to make the image darker or
increase the value to make it lighter.
Note: It is recommended to set the shadow value lower than the high
light value.
9
10
Information Window
Useful information related to the Attaché and TWAIN driver software can
be found in this window.