In stock
Clear Aperture: >90
Dimensions, mm: 20x40 (+0/-0.1) x 3 (±0.1)
S1 Flatness, PV IR S2 Flatness, PV: <λ/10-λ/8 @ 632.8nm
Material: BK7
Protective chamfers: 0.1-0.25 mm x 45°
Surface quality, S-D: 20-10
Wedge / Parallelism error: <20 arcsec
Dimensions, mm: 20x40 (+0/-0.1) x 3 (±0.1)
S1 Flatness, PV IR S2 Flatness, PV: <λ/10-λ/8 @ 632.8nm
Material: BK7
Protective chamfers: 0.1-0.25 mm x 45°
Surface quality, S-D: 20-10
Wedge / Parallelism error: <20 arcsec
