Customization: | Available |
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After-sales Service: | Repair for free |
Warranty: | 1 year |
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Material: | Schott N-BK7 |
Diameter: | 22.4+0.0/-0.2mm |
Thickness: | 2.0+/-0.1mm |
R1: | infinity |
R2: | infinity |
Flatness: | S1&S2:N/A |
Surface quality: | S1&S2:5/3x0.25(S/D:60-40) |
Parallelism: | <3arcmin |
Clear aperture: | >90% |
Chamfer: | protected |
Coating: | ND coating,OD0.4+/-5%@400-700nm,CWL@550nm |
Standard: | MIL-PRF-13830B |