Sharp IV-C35M Manual do Utilizador Página 189

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12-1
Color Unevenness Inspection
12
Chapter 12: Color Unevenness Inspection
12-1 Outline
Purpose
Example
Evaluate color unevenness based on the size of certain extracted areas of color
that are outside the reference color range.
Application
Evaluate ripeness of tomatoes.
[Inspection procedures]
Capture image → Set evaluation conditions (upper and lower limit values)
Measurement
[Measurement results]
Number of objects
Total area
Area of each object
Max./min. hue
Max./min. saturation
Number of objects having faulty hue
Number of objects having faulty saturation
Image after extracting a colorCaptured image
Setting
extracting
color
Upper
value
Evaluation
condition
Upper value
Lower value
Lower
value
Measurement area
Number of
NGs (number
of pixels)
NG
OK
NG
Measured result
NG
OK
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