Erode

The operation replaces each pixel with the darkest pixel in its neighborhood, thus shrinking bright areas and expanding the dark ones.

The following displays an Erode tool result with three Kernal Rows and three Kernal Columns:

Settings	Description
ROI Shape	Select ROI shape.
Fixture	Select a previous locate tool's result that is used to position this tools ROI.
Image Type	Select which image this inspection tool will use.
Kernel	Select the kernel values used to calculate the filter output.