Canon imageFORMULA DR-G2140 User Manual page 80

Hint
Moire reduction can be enabled when the resolution is 300 dpi or
less, and [High Speed Moire Reduction] is displayed when the
resolution is 240 dpi or less.
When you want to reduce the color unevenness
Check the check box of [Color unevenness reduction] on the [Image
control] tab to reduce the color unevenness.
You can control the level of color unevenness by enabling the [Setting]
button.
When you want to clearly show thin lines
Select the [Emphasize thin line] check box in the [Image control] tab.
The [Setting] button is activated and you can select options related to
emphasizing lines.
[Clarify line]: Thin lines are shown more clearly, but unevenness in
colors may become noticeable.
[Sharpen edge]: Edges of lines are accentuated, but smudging around
the edges may become noticeable.
Hint
If you select the [Clarify line] check box, then you cannot use the
color unevenness reduction function.
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