9333693

Clear aperture: >90
Dimensions tolerance, mm: +0/-0.1
Dimensions, mm: Ø50.8
S1 Flatness, PV IR S2 Flatness, PV: <λ @ 632.8 nm
Material: BGG21
Protective chamfers: <0.25 mm x 45°
Surface quality, S-D: 60-40
Thickness tolerance, mm: ±0.1
Thickness, mm: 3
Wedge / Parallelism error: <3 arcmin