High-Precision Fused Silica Lenses – UV to IR Optical Solutions
Fused Silica Lens – 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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Focal Length Tolerance: ±1% (standard); ±0.5% (precision).
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Surface Quality: 40-20 Scratch-Dig (MIL-PRF-13830B).
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Surface Figure: λ/4 @ 632.8 nm (Peak-to-Valley).
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Clear Aperture: >90%.
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Bevel: 0.2 mm x 45°.
