Fused 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
Specifications
Transmission Range
0.18 to 2.2 ¥ìm (3 ¥ìm for IR grades)
Reflection Loss
7.0% at 0.4 ¥ìm (2 surfaces)
Absorption Coefficient
10 x 10-6 cm-1 at 1 ¥ìm
Refractive Index
1.47012 at 4 ¥ìm (1)
Melting Point
1600 ¡ÆC (softening)
Hardness
Knoop 500 with 200g indenter
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