Production Capabilities:
Material: BK7,Fused Silicon...
Dimension Tolerance: ± 0.1mm
Deviation: 180° ± 2 arc sec
Wavefront Distortion: <λ/4
Surface Flatness: ≤l/2 over the clear aperture
Surface Quality: 40-20 scratch and dig
Clear Aperture: > 90% of dimensions
Coating:
Transmission: R<0.5% per transmitted face from 400 to 700 nm
Reflectivity: R >85% per reflective face from 400 to 70
Material: BK7,grade A fine annealed Dimension Tolerance: ± 0.2mm Deviation: 180°± 2 arc sec Wavefront Distortion: <λ/4 Surface Flatness: λ/2 over the clear aperture Surface Quality: 60-40scratch and dig Clear Aperture: 90% of dimensions Coating: Uncoted |