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Fused Silica windows

Alkor Technologies - manufacturer of custom Fused Silica windows.

Please send us your specifications, we will quote it for you within 24 hours.
Fused Silica windows: IR or UV grade
Cat# Dia, in Dia,mm Th,in Th,mm
QU-w-12.7-1 0.5 12.7 0.039 1.0
QU-w-12.7-2 0.5 12.7 0.079 2.0
QU-w-25.4-1 1 25.4 0.039 1.0
QU-w-25.4-2 1 25.4 0.079 2.0
QU-w-25.4-3 1 25.4 0.118 3.0
QU-w-38.1-2 1.5 38.1 0.079 2.0
QU-w-38.1-3 1.5 38.1 0.118 3.0
QU-w-50.8-3 2 50.8 0.118 3.0
QU-w-50.8-5 2 50.8 0.197 5.0
QU-w-63.5-6 2.5 63.5 0.236 6.0
QU-w-63.5-8 2.5 63.5 0.315

8.0

QU-w-76.2-6 3 76.2 0.236 6.0
QU-w-76.2-8 3 76.2 0.315 8.0

UV, IR grade Fused Silica windows. Large diameter 100-250 mm Fused Silica windows are available upon request.

Fused Silica is used for windows, lenses and prisms in the transmission range 0.16-3.5mkm. Fused Silica refractive index varies from 1.55 to 1.40 through the transmission range. It is resistant to scratching and thermal shock. AR and Reflective Coatings are available for Fused Silica optics.

Standard Specifications High Precision
Material UV or IR Fused silica
Dimensions ± 0.00/-0.10mm +0.00/-0.05mm
Thickness ± 0.10mm ±0.05mm
Surfaces 60/40 20/10
Edges Fine Ground Polished
Flatness ≤5 Fringes 0.1 fringes
Parallelism ≤ 3 Arc mins 30 Arc seconds