5-18
No Item description Standard Remark
1 dot (R/G/B) N≤4
2 dots adjacent ≤1
≥3 dots N=0
Bright
Tot al N ≤4
1 dot N≤5
2 dots Adjacent N≤2
≥3 dots N=0
Black
Tot al N ≤5
Distance (mm) ≥15
Sub-pixel N≤6
1 Dot defect
Total (Bright
and/ or black)
Pairs N≤2
1. Test pattern : Full white or Full
black.
2. Slight bright & dark dot do not
seen in 50% gray pattern is
ignored.
3. “2 dots adjacent” means the 2
sub-pixels in 2 adjacent pixels
or single pixel
4. See (Note 1) for detailed
definition of 2 dots adjacent.
5. 2 dots adjacent defect is
accounted as 1 defect.
6. Distance : (Note 2)
D≤0.15 Ignore
0.15<D≤0.5 N≤2
2
Black/white spot, (Foreign
circular matter) (mm)
D>0.5 N=0
W≤0.01 L: ignore Ignore
0.01<W≤0.05 L≤10 N≤ 4
3
Scratch on
polarizer, line
shape (mm)
W＞0.05
N=0
W≤0.01 Ignore
0.01<W≤0.05 L≤2 N≤3
4
Lints, black/white
line by foreign
particles (mm)
W>0.05 L>2 N=0
D≤0.2 Ignore
0.2<D≤0.4 N≤4
5
Dent on polarizer,
dot shape (mm)
D>0.4 N=0
D≤0.2 Ignore
0.2<D≤0.5 N≤4
6
Bubbles, peeling in
polarizer (mm)
D>0.5 N=0
D≤0.2 Ignore
0.2<D≤0.5 N≤4
7
Light leakage by
foreign articles
(mm)
D>0.5 N=0
Lamp defect It’s not allowed
Pollution It’s not allowed
8 Back Light
Leakage By 8% ND filter Invisible; (Note 3, 4)
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