Datasheet

DEM 40271 FGH-PW Product Specification
Version: 3 PAGE: 12
12. QUALITY DESCRIPTION
DEFECT SPECIFICATION:
Specific type-related items are covered in this sheet.
a: Table for Cosmetic defects
(Note: nc = not counted).
Sizes and number of defects
(Max. Qty)
W
W
L
Pinhole
Line
Spot
W
W
W
L
L
Spot shape:
L
d = (L+W)/2
Line shape
Efffective visible dot/segment areas: Min 80%
Pinhole
W
L
W
L
W
L
L
L
Segment
Deformation
(Notched
segments
Examples/
Shapes
b: Glass defects
b1:Glass defects at contact ledge
L
Y
Glass defect,
if Y > 1/3 L
b2:Glass chipping in other areas shall not be in conflict
with the product's function.
Defect Type
Max. defect size [mm]
d or L W
Max.
Quantity.
Black or White Spots
d £ 100
nc
100< d £ 200
5
Black or White Lines
-- W £ 10
nc
L £ 5000 W £ 30
3
L £ 2000 W £ 50
2
Pinhole
d £ 100
100< d £ 200
nc
1/segme
nt
(Total defects) (5)
Segment Deformation
W £ 100
nc
Bubble (e.g. under pola)
d £ 150
nc
200< d £ 400
3
400< d £ 600
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