Omron ZFV-C Manual page 69

● AREA3
Measure the area by specifying the measurement target according to brightness, not
color, difference. (Binary image)
This method is suitable when detecting a glossy metal surface and making a presence/
absence judgment according to the brightness difference, not to the color difference.
Example: Detection of presence of screw holes
OK
AREA3 OK
NG due to insuffi-
AREA3 NG
cient black area
Section 4
Inspecting by the Size (Area)
User's Manual
ZFV-C
67