Datasheet

DEM 320240M TMH-PW-N Production Specification
Version: 1.1 PAGE: 17
11.2.2 LCD pixel defect ( bad dot) (defect type:MI)
Checking item Judgment criterion
Item/LCD size
S ≤5.0 Inch 5.0＜S≤7.0 Inch 7＜S≤12.3 Inch
Color bad dot-bright dot(R、G、B)
1 2 3
two adjacent bright point 0 1 2
three or more adjacent point 0 0 0
total points for bad dot-bright dot 1 2 5
Bad dot-dark dot 2 4 5
two adjacent dark point 1 2 3
three or more adjacent point 0 1 1
total points for bad dot -dark dot 3 6 7
patch bright dot Invisible with ND5﹪,it is OK.
11.2.3 dot and line defect (defect type:MI）
Checking
item
Judgment criterion
Figure
Diameter(mm)\LCD Size S ≤5.0 Inch 5＜S≤7 Inch 7＜S≤12.3 Inch
Dot defect
D≤0.1 allowed allowed allowed
D=(a+b)/2
0.1＜D≤0.2 4 allowed allowed
0.2＜D≤0.3 0 5
6
0.3＜D≤0.5 0 0
D＞0.5 0 0 0
the distance between the two defect dot:DS≥5mm
line defect
Length(mm) width(mm) Judgment criterion
disregard W≤0.05 allowed allowed allowed
L≤5 0.05＜W≤0.1 4 5 7
L＞5 W＞0.1 0 0 0
Concave
point and
air bubble
for
polarizer
LCD Size(mm) Judgment criterion
D≤0.3 allowed allowed allowed
D=(a+b)/2
0.3＜D≤1.0 3 4 5
1.0＜D≤1.5 1 2 3
D＞1.5 0 0 0
Fold mark、
linear scar
for polarizer
Length（mm) width（mm) Judgment criterion
disregard W≤0.05 allowed allowed allowed
1＜L≤5 0.05＜W≤0.2 3 4 5
L＞5 W＞0.2 0 0 0
Notes:1.If the fold mark and linear scar for polarizer is visible with operating condition,the
defect is judged with line judge；2.If the fold mark and linear scar for polarizer is visible
with non-operating condition,the defect is judged with the above judgment standard.