LMG-SSC12A64 Datasheet, PDF (8/9 Pages) List of Unclassifed Manufacturers – DOT MATRIX LIQUID CRYSTAL DISPLAY MODULE

Except the Major defects above, all cosmetic defects are classified as minor defects.
Item No. Item to be Inspected
Inspection Standard
Classification of
defects
1.
Spot defect
Zone size (mm)
Acceptable Qty
( Defects in spot
A
B
C
from )
ƵÙ0.15
Acceptable Accepta-
( clutering of spot ble
Minor
0.15ÙƵÙ0.20
not allowed )
1
2
0.20ÙƵÙ0.25
0
1
Ƶ0.25
0
0
Remarks : for dark/white spot, size Ƶ is defined as








Ƶ=1/2(X+Y)
2.
Line defect
Size (mm)
Acceptable Qty
Minor
( Defects in line
form )
L
Length
Accep-
W
Width
WÙ0.02
Zone
AB C
Accep- Accep-
table
LÙ3.0
WÙ0.03
table table
2
L2.5
WÙ0.03
0
LÙ3.0 0.03WÙ0.05
2
L2.5 0.03WÙ0.05
0
W0.05
Counted as spot
defect ( Follows
item 14.5.1 )
Remarks: The total of spot defect and line defect
shall not exceed four.
3. Orientation defect Not allowed inside viewing area ( Zone A or Zone
Minor
( such as
B)
misalignment of
L/C)
4.
Polarizing 14.5.4.1 Polarizer Position
1. Shifting in Position Should not exceed the
Minor
glass outline dimension.
2. Incomplete covering of the viewing area due to
Shifting is not allowed.
14.5.4.2 Seratches, bubble or dent on Glass/
Polarizer/Reflector, Bubble between
Polarizer & Reflector/Glass:
Size (mm)
Acceptable Qty
Zone
ƵÙ0.20
0.20ƵÙ0.50
A
B
Acceptable
3
C
Accep-
table
0.50ƵÙ1.00
2
Ƶ1.00
0
PAGE 7 (LMG-SSC12A64 Serial)