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Cyanine glass characteristics
Type
Thickness
(mm)
A[2856k]
D65
Chemical stability
ND
α×10-7
(/℃)
Tg
(℃)
Ts
(℃)
S
x
y
Y
x
y
Y
DA
DW
QB1
2
0.354
0.379
44.8
0.235
0.258
49.0
1
3
1.520
93
477
550
2.51
QB2
2
0.322
0.334
28.8
0.210
0.206
32.6
1
3
1.520
93
477
550
2.51
QB3
2
0.159
0.042
0.8
0.156
0.028
1.8
1
3
1.520
91
525
577
2.51
QB4
2
0.143
0.101
3.0
0.145
0.063
5.8
1
3
1.582
81
483
549
3.25
QB5
2
0.143
0.106
2.8
0.146
0.065
5.2
1
2
1.520
93
477
550
2.52
QB9
2
0.187
0.391
14.8
0.156
0.256
20.3
1
2
1.524
89
460
532
2.56
QB10
2
0.409
0.417
74.4
0.283
0.324
76.6
1
2
1.529
84
540
606
2.63
QB11
2
0.328
0.412
52.0
0.226
0.290
59.1
1
2
1.514
93
477
550
2.57
QB12
2
0.269
0.406
36.2
0.194
0.271
44.2
1
2
1.517
91
506
572
2.59
QB13
2
0.189
0.377
17.3
0.157
0.242
23.7
1
2
1.522
90
490
555
2.61
 
Technical specifications of Cyanine glass
Type
Thickness
(mm)
400
(nm)
420
(nm)
450 (nm)
540 (nm)
600
(nm)
640 (nm)
680 (nm)
700
(nm)
QB1
2
 
≥84.0
 
44.0~50.0
 
21.0~27.0
 
34.0~42.0
QB2
2
≥84.0
 
 
22.0~36.0
10.0~21.0
 
 
 
QB3
2
 
 
≥40.0
≤0.4
 
 
≤3.0
 
QB4
2
 
≥66.7
 
≤1.2
 
 
 
≤19.7
QB5
2
 
≥58.0
 
≤5.0
 
 
 
≤2.0
Type
Thickness
(mm)
400
(nm)
480
(nm)
640 (nm)
680 (nm)
700
(nm)
1000 (nm)
  
QB9
2
≥10.0
≥36.5
 
≤1.0
 
 
QB10
2
≥76.0
 
 
 
23.0~31.0
≤5.0
QB11
2
≥80.0
≥83.8
 
 
5.5~11.6
 
QB12
2
≥63.5
≥76.4
 
 
≤0.7
 
QB13
2
≥20.0
≥51.5
≤0.2
  
 
 
 
Grading of Cyanine glass by air bubble, strip and stress
Type
Air bubble
Stripe
Stress
QB1
C-B
3C
3
QB2
C-B
3C
3
QB3
C-B
4
3
QB4
C-B
4
3
QB5
C-B
4
3
QB9
C-B
4
3
QB10
D
3C
3
QB11
C-B
3C
3
QB12
C-B
3C
3
QB13
C-B
3C
3
 
 
 
Cyanine glass characteristics
Type
Thickness
(mm)
A[2856k]
D65
Chemical stability
ND
α×10-7
(/℃)
Tg
(℃)
Ts
(℃)
S
x
y