Omron F250-UME Software Manual page 223

Circle Position Compensation
STEP 1: Setting Measurement Conditions
Select the degree of the characteristic feature in the point extractions to use
for comparison.
Mode
Black * Uses the low density (black) points.
White Uses the high density (white) points.
Black defect Compares the density with surrounding pixels and uses the
point with the largest difference (where the density decreases
suddenly).
White defect Compares the density with surrounding pixels and uses the
point with the largest difference (where the density increases
suddenly).
Edge Compares the density with surrounding pixels and uses the
point with the largest difference (where the density decreases/
increases suddenly).
The asterisk (*) indicates the default setting.
1. Select Position compensation.
1.Circle pos. comp
Set the conditions for detecting
the feature on the circumference.
Position compensation
Detailed conditions
Model reference
Section 2-9
Details
2-9-(20)