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sio2 visible light optical dome
sio2 visible light optical dome

SiO2 Visible Light Optical Dome

SiO2 visible light optical domes, crafted from high-purity silica (SiO2), offer exceptional clarity and transmission for visible light applications. These domes protect sensitive optical elements while maintaining high optical performance due to silica’s excellent thermal and chemical stability. Ideal for aerospace, scientific instrumentation, and harsh-environment applications, they ensure durability and precision.

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Specifications

The Specifications of SiO2 Visible Light Optical Dome

MaterialSiO2
SpecificationCustomized
Diameter Range20mm-200mm
Outside diameter Tolerance±0.02mm-±0.1mm
Center Thickness Tolerance±0.03mm-±0.1mm
Total High Tolerance±0.02mm-±0.05mm
Concave Sag±0.02mm-±0.05mm
Surface Quality60/40, 40/20, 20/10
Surface RoughnessRa≤0.04um
Surface AccuracyPV  λ:λ/2, λ/4
ETV≤5′
TransmittanceAR≥97%; DLC+AR≥90%


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