Fused Silica Glass (SiO2)
DownloadFused Silica is a hard, high temperature pure glass. Fused Silica is used for UV and visible components. Infra-red grades of Fused Silica are available for NIR use
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| µm | No |
|---|---|
| 0.20 | 1.55051 |
| 0.25 | 1.50745 |
| 0.30 | 1.48779 |
| 0.36 | 1.47529 |
| 0.40 | 1.47012 |
| 0.45 | 1.46557 |
| 0.50 | 1.46233 |
| 0.55 | 1.46008 |
| 0.60 | 1.45804 |
| 0.65 | 1.45653 |
| 0.70 | 1.45529 |
| 0.75 | 1.45424 |
| µm | No |
|---|---|
| 0.80 | 1.45332 |
| 0.85 | 1.44525 |
| 0.90 | 1.45175 |
| 1.00 | 1.45042 |
| 1.10 | 1.44920 |
| 1.20 | 1.44805 |
| 1.30 | 1.44692 |
| 1.50 | 1.44462 |
| 1.60 | 1.44342 |
| 1.70 | 1.44217 |
| 1.80 | 1.44087 |
| 1.90 | 1.43951 |
| µm | No |
|---|---|
| 2.00 | 1.43809 |
| 2.20 | 1.43501 |
| 2.40 | 1.43163 |
| 2.60 | 1.42789 |
| 2.80 | 1.42377 |
| 3.00 | 1.41925 |
| 3.20 | 1.41427 |
| 3.37 | 1.41099 |
Fused Silica is the glassy form of Quartz and is thus isotropic. Fused Silica is tough and hard and has a very low expansion. Normal varieties of Fused Silica contain water which gives strong absortion in the IR. Water-free varieties of Fused Silica are available.
REFERENCES:
(1) Handbook Optical Constants, ed Palik, V1, ISBN 0-12-544420-6
(2) Toyoda & Yabe J. Phys. D: Appl. Phys.,1 6 (1983)