Autonics VG Series, Руководство пользователя

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6 Vision Sensor Program [Vision Master]
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6.7.4
Area
You can use the area function to inspect area of the target.
Area compares difference between registered ROI area and ROI area in the input image. It sets
the pass range based on the registered ROI area. The area of the inspection target within the
pass range is regarded as Pass, while the area of the inspection target without the pass range is
regarded as Fail.
No. Item Description
1 Pass range
It sets the pass/fail range of area.
Lower limit Measured ROI Upper limit
for pass area value for pass
2 Binary threshold
It sets the threshold value to detect area.
It is to process inspection with the binary coded threshold value.
After converting each pixel of the image under the threshold value to 0
and each pixel of the image over the threshold value to 1, 0 passes the
area inspection, while 1 fails to pass the area inspection.
3 Extraction mode
It sets method of detecting area.
Item
Dark object on the bright
background
Bright object on the dark
background
Descrip
tion
Extracting darker area
compared to the brightness
standard
Extracting brighter area
compared to the brightness
standard
Image