CUSTOMIZED
Substrate material: Suprasil 300
Diameter: 20.0 mm +0/-0.1 mm
Thickness: 2.0 mm +/-0.1 mm
Clear aperture: >90%
Surface quality, S1/S2: 10-5 S-D per CA 16 mm pagal MIL-PRF-13830B
Surface flatness, S1/S2: <λ/6@633 nm per Dia=16 mm
Parallelism: <30 arcsec
Protective chamfer: 0.2-0.3 x 45°
Coatings (IBS):
S1 (arrow marks): HRp_avg>99%@780-1005 nm + HTsp_avg>97%@1055-1550 nm, AOI=17°
S2: ARsp<0.75%@1050-1550 nm, AOI=17°