9603870

Clear aperture: >90%
Coatings: IBS
Diameter, mm: 25.4 mm (+0.0/-0.1 mm)
Edge thickness, mm: 5.0 mm (+/-0.1 mm)
Material: UVFS
Parallelism error: <1 arcmin
Protective chamfers: <0.25 mm x 45°
S1: HR(Rs>99%)@258 nm, HT(Ts>97%)@515 nm + 1030 nm, AOI=45°
S2: AR(Rs<0.65%)@515 nm + 1030 nm, AOI=45°
S1 Flatness, PV IR S2 Flatness, PV: <λ/10@633 nm (after coating <λ/7@633 nm)
Surface quality, S1/S2: 10/5 S/D (after coating 20/10 S/D)