Datasheet

DEM 20485 SYH-LY Product Specification
Version: 3 PAGE: 12
13. 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 £ 150
nc
150< d £ 300
3
Black or White Lines --
W £ 10
nc
L £ 3
000
W £ 30
3
L £
2000
W £ 50
2
Pinhole
d £ 150
150< d £ 300
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
1