BenQ MP611 - General Product of Plastic Outlook of Dot, Blemish

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Chart 1
5.3.11.1.1.1.3. Inspection interval (time)
Inspection interval is a function of surface area.
Time for visual inspection: 10sec.
Parts Size “A” surface “B” surface “C” surface
Time 10 sec 10 sec 10 sec
Chart 2
TABLE 1. (General Product of plastic outlook of dot, blemish, and others spec inspection
standard)
A surface
(Number of defect)
B surface
(Number of defect)
C surface
(Number of defect)
Spec ( Area m
2
)
20*20
50*50 70*70
100*100
20*20
50*50
70*70
100*100
20*20 50*50
70*70
100*100
P < 0.1 mm
2
Distance 2cm
Ignore
Ignore
Ignore
Ignore
Ignore
Ignore
Ignore
Ignore Ignore Ignore
Ignore
Ignore
≦P< 0.2mm
2
Distance 4cm
2 3 4 5 2 3 4 5 4 4 5 6
Particle
Blemish
|
Color spot
0.2≦P <0.3mm
2
Distance 4cm
0 0 0 0 2 3 4 5 3 4 5 6
P<0.1 mm
2
Distance 2cm
Ignore
Ignore
Ignore
Ignore
Ignore
Ignore
Ignore
Ignore Ignore Ignore
Ignore
Ignore
0.1≦P<0.2mm
2
Distance 4cm
4 4 5 6 5 5 6 7 6 6 7 8
≦P <0.3mm
2
Distance 4cm
3 4 4 5 4 5 5 6 6 7 7 8
Particle
|
Spot with
same color
≦P< 0.5mm
2
Distanc 5cm
2 2 3 4 3 3 4 5 4 4 5 6
Total 4 4 5 6 5 5 6 7 6 6 7 8
Note: