7.5 LCD black spots, white spots, contamination (non-display)
1. Round type: As following drawing
¸=(x+y)/2
X
Y
SIZE
ꢀİ0.10
Acceptable QTY
Accept no dense
0.10LJꢀİ0.15
0.15LJꢀİ0.20
total
2
1
2
2. Line Type: (As following drawing)
w
L
Length
---
Width
W̰0.02
Acceptable QTY
Accept no dense
L̰3.0
L̰2.5
---
0.02< W̰0.03
0.03< W̰0.05
0.05< W
2
As round type
7.6 Polarizer bubbles
If bubbles are visible, judge using black spot specifications, not easy to find, must check in
specify direction.
Size ¸
Acceptable QTY
Accept no dense
2
¸̰0.20
0.20< ¸̰0.50
Version
2