12.Quality Assurance
Screen Cosmetic Criteria
Item
Defect
Judgment Criterion
Partition
A)Clear
Size: d mm
Acceptable Qty in active area
d ≤0.1
0.1<d≤0.2
0.2<d≤0.3
0.3<d
Disregard
6
2
0
Note: Including pin holes and defective dots which must
be within one pixel size.
1
Spots
Minor
B)Unclear
Size: d mm
d ≤0.2
Acceptable Qty in active area
Disregard
0.2<d≤0.5
0.5<d≤0.7
0.7<d
6
2
0
Size: d mm
d≤0.3
Acceptable Qty in active area
Disregard
2
Bubbles in Polarizer
0.3<d≤1.0
1.0<d≤1.5
1.5<d
3
1
0
Minor
In accordance with spots cosmetic criteria. When the light
3
4
Scratch
reflects on the panel surface, the scratches are not to be
remarkable.
Above defects should be separated more than 30mm each
other.
Minor
Minor
Allowable Density
Not to be noticeable coloration in the viewing area of the
LCD panels.
5
Coloration
Minor
Back-light type should be judged with back-light on state
only.
PAGE 12 OF 13
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