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Material | BK7, Fused Silica,Ge,Si, CaF2... |
Diameter | 1.5-450mm |
Surface Figure | λ/2 |
Diameter Tolerance | +0.1, -0.1 mm |
Thickness Tolerance | ±0.2 mm |
Centration | <1 arc minutes |
Clear Aperture | >90% |
Surface Quality | 60-40 scratch and dig |
Coating | Specified by customers |










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