9528522

Clear Aperture: >90
Dimensions, mm: Ø25.4 (+0/-0.2) x 3 (±0.1)
S1 Flatness, PV IR S2 Flatness, PV: <λ @ 632.8 nm
Material: BG38
Protective chamfers: <0.25 mm x 45°
Surface quality, S-D: 60-40
Wedge / Parallelism error: <3 arcmin