Customization: | Available |
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After-sales Service: | Replace, Refund |
Warranty: | 12months |
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1.Material | N-BK7,FS or based on clients' requirements |
2.Dimensional tolerances | 0/-0.1mm |
3.Surface flatness | Lambda/4@633nm |
4.Clear aperture | 90% |
5.Beam Deviation | <10" |
6.Surface Quality | US Standard 40-20,ISO Standard 3X0.16 |
7.Edge Chip | <0.1mm |
8.Bevel | <0.3mmx45° |
9.Coating | Reflective surface is coated with aluminum and protected with black paint, and refractive surface is coated with a single layer of MgF2 or Based on client requests |