Products>Other types of glass>ND glass
 
ND glass characteristics
Type
Thickness
(mm)
A[2856k]
D65
Chemical stability
ND
a*10-7
(/°C)
Tg
(°C)
Ts
(°C)
S
x
y
Y
x
y
Y
DA
DW
ZAB00
0.5
            
5
3
1.527
65
469
582
2.46
ZAB02
1
            
5
3
1.514
65
469
582
2.41
ZAB2
2
0.447
0.396
1.1
0.306
0.315
1.0
5
3
1.509
65
469
582
2.43
ZAB5
2
            
5
4
1.505
65
469
582
2.42
ZAB10
2
0.434
0.402
9.0
0.297
0.314
8.9
1
3
1.526
65
469
582
2.52
ZAB25
2
0.442
0.408
25.7
0.308
0.327
25.4
5
3
1.502
65
469
582
2.41
ZAB30
2
            
1
3
1.523
65
469
582
2.52
ZAB50
2
0.444
0.408
45.7
0.310
0.329
45.0
5
3
1.502
65
469
582
2.41
ZAB65
2
            
1
3
1.521
65
469
582
2.52
ZAB70
2
0.499
0.410
70.2
0.316
0.385
68.7
5
3
1.502
65
469
582
2.41
 
 
Technical specifications of ND glass Grading of ND glass by air bubble, strip and stress
Type
Thickness
(mm)
TP(%)
QZ(%)
Standard
Range
ZAB00
0.5
2.0
1.0~4.0
<=4.0
ZAB02
1
1.5
0.5~3.0
<=3.0
ZAB2
2
2.0
1.0~3.0
<=3.0
ZAB5
2
5.0
1.0~9.0
<=5.0
ZAB10
2
10.0
6.0~15.0
<=5.0
ZAB25
2
25
18.0~32.0
<=6.0
ZAB30
2
30
23.0~37.0
<=10.0
ZAB50
2
50
41.0~59.0
<=8.0
ZAB65
2
65
58.0~72.0
<=6.0
ZAB70
2
70
63.0~77.0
<=7.0
Type
Air bubble
Stripe
Stress
ZAB00
C-B
4
3
ZAB02
C-B
4
3
ZAB2
C-B
4
3
ZAB5
C-B
4
3
ZAB10
C-B
4
3
ZAB25
C-B
4
3
ZAB30
C-B
4
3
ZAB50
C-B
3C
3
ZAB65
C-B
3C
3
ZAB70
C-B
3C
3
 
The spectrogram of ND glass
 

 
 
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