Nikon Capture 4 - Manual (Page 72)

68
Image Adjustment
The Warning Button
A warning button appears if the image in the active window is displayed at a zoom ratio too low to allow
the effects of Unsharp Mask to be displayed. Click the button to view the warning.
Unsharp Mask
Using Unsharp Mask, the user can increase the sharpness of photographs by making edges
more dis tinct. Unsharp Mask works by increasing the contrast of the edges in the image while
leaving other areas untouched. The amount of sharpness is determined by three factors: in-
ten si ty, halo width, and threshold.
Creating Unsharp Masks
1
Display the Unsharp Mask palette
Select the tool palette containing the Unsharp Mask palette from the View menu (the
default location for the Unsharp Mask palette is Tool Palette 1) and click the triangle at the
top left corner of the palette.
2
If the Apply button is off ( ) , turn it on ( )
Apply button
Unsharp mask list
Color
Delete button
Up/down arrows
Warning button