9414171

AR coatings: both sides
Clear Aperture: >10
Mount: Ø25.4 mm black anodized aluminum mount
Retardation order: 0
Retardation tolerance: λ/100 @ 20 °C
Retardation: λ/2
Surface quality, S-D: 60-40
Transmitted wavefront distortion, PV: <λ/10 @ 632.8 nm
Wavelength, nm: 4000
Wedge / Parallelism error: <3 arcmin