9565846

Clear Aperture: >90
Coatings:
Diameter, mm: 12.7 (+0/-0.1)
Edge thickness, mm: 6 (±0.1)
Material: FS (Corning 7980 0F)
Parallelism error: <1 arcmin
Protective chamfers: 0.2-0.3 mm x 45°
S1(IBS): HRsp>99.9% @ 505-525 nm, AOI=45° (>99.95% @ 515 nm, AOI=45°), Low GDD
S2: uncoated
S1 Flatness, PV: <λ/8 @ 632.8 nm per 6 mm of central diameter
S1 Surface quality, S-D: 20-20 S-D
S2 Surface quality, S-D: commercially polished