6.3.Standards
No.
1
Parameter
Black and
White Spots,
Criteria
(1) Round Shape
Dimension (mm)
Zone
Acceptable Number
Foreign Substances
A
*
3
2
0
0
B
*
5
3
1
0
C
*
*
*
*
*
D ≦0.1
0.1 < D ≦0.2
0.2 < D ≦0.25
0.25< D ≦0.3
0.3 < D
D = ( Long + Short ) / 2
(2) Line Shape
Zone
* : Disregard
Acceptable Number
X (mm)
Y (mm)
0.03≧W
A
*
B
C
*
*
*
-
*
2.0≧L
0.05≧W
0.1 ≧W
0.1 <W
3
3
1.0≧L
3
3
-
In the same way (1)
X : Length Y : Width
* : Disregard
Total defects shall not exceed 5.
2
Air Bubbles
(between glass
& polarizer)
Zone
Dimension (mm)
D ≦ 0.3
Acceptable Number
A
*
3
2
0
B
*
*
3
0
C
*
*
*
*
0.3 < D ≦ 0.4
0.4 < D ≦ 0.6
0.6 < D
* : Disregard
Total defects shall not exceed 3.
DMF6104NB-FW (AA) No.97-0138
OPTREX CORPORATION
Page 14/17
OPTREX