High-Purity Fused Silica Windows (SiO₂) – UV to IR Protection
Fused Silica Window – Key Specifications
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Material: Synthetic Fused Silica (SiO₂), UV-grade.
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Transmission: 190 nm – 2500 nm (excellent UV to IR).
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Diameter Tolerance: +0.00 / -0.05 mm.
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Thickness Tolerance: ±0.05 mm.
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Surface Quality: 40-20 Scratch-Dig (MIL-PRF-13830B).
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Surface Flatness: λ/4 @ 632.8 nm (per surface, typical).
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Parallelism: <3 arcmin (standard); <1 arcmin (high-precision).
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Protective Bevel: 0.2 mm x 45° (standard on edges).
