Nikon CAPTURE NX2 - Manual (Page 203)

Chapter 20 — Adjust Menu | Focus > Unsharp Mask 201
The
Unsharp Mask tool provides you with the following controls:
Color
Use the
Color pull-down menu to choose the areas in the image to sharpen based on their color. Select
RGB to sharpen the entire image.
3
Adjust the Intensity, Radius, and Threshold sliders
to achieve the desired sharpening result.
4
If desired, additional colors can be selected to
sharpen with different values. Select a different
option from the Color pull-down menu and adjust
the Intensity, Radius, and Threshold sliders again
to determine the sharpening to apply to the
additional color.
5
You can then adjust the order in which the
sharpening affect is applied by selecting a color from
the list and then pressing either the up or down
arrow provided next to the list. Additionally, you can
delete the sharpening affect applied to a color by
highlighting that color from the list and clicking the
delete button.