9600090

Clear aperture: >90%
Coatings: e-Beam
Diameter, mm: 12.7 mm (+0.0/-0.1 mm)
Your part:
Material: IRFS (Corning 7979)
Protective chamfers: <0.25 mm x 45°
S1: AR(R<0.2%)@940 nm, AOI=0°
S2: AR(R<0.2%)@940 nm, AOI=0°
Surface quality, S1/S2: 10/5 S/D (after coating 20/10 S/D)
Thickness, mm: 5.0 mm (+/-0.1 mm)
Wedge / Parallelism error: 1° (+/-5 arcmin)
Transmitted wavefront distortion, PV: <λ/10@633 nm per CA