| Violet 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 |
|
ZB1 |
2 |
0.519 |
0.018 |
0.2 |
0.160 |
0.016 |
0.6 |
1 |
3 |
1.524 |
89 |
519 |
589 |
2.53 |
|
ZB2
|
2 |
0.158 |
0.020 |
0.2 |
0.160 |
0.017 |
0.7 |
1 |
2 |
1.495 |
58 |
551 |
655 |
2.40 |
|
ZB3 |
2 |
0.165 |
0.011 |
0.1 |
0.166 |
0.010 |
0.2 |
1 |
3 |
1.495 |
57 |
538 |
636 |
2.40 |
|
| Technical
specifications of Violet glass |
Grading of Violet
glass
by air bubble, strip and stress |
|
Type |
Thickness
(mm) |
300
(nm) |
360
(nm) |
400
(nm)
|
480
(nm) |
700
(nm)
|
710
(nm)
|
720
(nm) |
800
(nm) |
|
ZB1 |
2 |
|
|
≥70.0 |
≤6.0 |
≤4.0 |
|
|
|
|
ZB2
|
2 |
≥31.0 |
≥78.2 |
|
≤3.7 |
|
≤9.2 |
|
≥80.4 |
|
ZB3 |
2 |
≥18.0 |
≥78.2 |
|
≤0.2 |
|
|
≤10.0 |
≥80.4 |
|
|
Type |
Air
bubble |
Stripe |
Stress |
|
ZB1 |
C-B |
4 |
3 |
|
ZB2
|
C-B |
4 |
3 |
|
ZB3 |
C-B |
4 |
3 |
|
|
| |
 |
| |
