| Ultraviolet 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 |
|
ZWB1 |
1 |
0.734 |
0.266 |
0.1 |
0.726 |
0.262 |
0.0 |
4 |
4 |
1.557 |
94 |
529 |
588 |
2.87 |
|
ZWB2
|
1 |
0.532 |
0.171 |
0.9 |
0.231 |
0.032 |
0.4 |
2 |
2 |
1.520 |
97 |
515 |
589 |
2.65 |
|
ZWB3 |
2 |
0.711 |
0.256 |
0.3 |
0.538 |
0.176 |
0.1 |
2 |
3 |
1.526 |
85 |
527 |
616 |
2.63 |
|
| Technical specifications
of Ultraviolet glass |
Grading of Ultraviolet glass
by air bubble, strip and stress |
|
Type |
Thickness
(mm) |
254
(nm) |
280
(nm) |
313
(nm)
|
334
(nm) |
365
(nm)
|
405
(nm)
|
700
(nm) |
|
ZWB1 |
1 |
|
≥50.0 |
≥81.0 |
|
|
≤1.0 |
≤30.0 |
|
ZWB2
|
1 |
|
|
≥38.0 |
|
≥80.0 |
≤8.0 |
≤14.0 |
|
ZWB3 |
2 |
≥50.0 |
|
|
≥86.0 |
|
≤28.8 |
≤64.6 |
|
|
Type |
Air
bubble |
Stripe |
Stress |
|
ZWB1 |
C |
4 |
4 |
|
ZWB2
|
C |
4 |
3 |
|
ZWB3 |
C |
4 |
4 |
|
|
| |
 |
| |
