Key features:
Specifications
Material: | UV grade fused silica |
Diameter tolerance: | +0 /- 0.10mm |
Clear aperture: | central 90% of diameter |
Thickness tolerance: | +/- 0.10mm |
Parallelism: | < 30 arc seconds |
Surface flatness: | λ/4@632.8nm |
Surface quality: | 20-10 scratch and dig |
Bevel: | 0.1-0.3mm x 45° |
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WEST COAST TECH LIMITED
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