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Inspection Procedure
4.2
IC Inspection Example
Step 1
Set the conditions for an acceptable product
With the Gray Scale Window checker, inspection is performed based on the settings in
Average Judgment. First, perform an inspection on a good article, and then set the
judgment conditions based on the results of this.
1.
Select an article on which the mark is printed correctly, and
capture it on the camera.
2.
From the menu select Checker − Gray Window.
The Gray Scale Window checker setting menu will appear.
[6] GRAY WINDOW
No. 1
2.
3.
Select Checker Setting from the menu, and set the scanning
method for the inspection.
Shape
Area
Mask Shape
Mask Area
In this example we will use the following settings.
21. Shape
22. Area
23. Mask Shape
24. Mask Area
Scan area
4 − 10
Jud.:NG
Average: 0
Checker Setting
21. Shape
22. Area
( 206, 200)−( 305, 279)
23. Mask Shape
24. Mask Area (
,
Item
Select the shape of the area to scan.
Specify the range to scan on the image.
Use this to select a shape not to scan on the area that you specified to
scan.
Use this to select an area not to scan on the area that you specified to
scan.
Rect
None
Rect.
None
)−(
,
)
Description of Setting
OCR Type A230
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