9412961

AR coatings: Yes
Clear Aperture: Ø8
LIDT: >500 MW/cm2
Material: MgF2
Retardation order: Low order
Retardation tolerance: ±λ/500 @ 20 °C
Retardation: λ/4
Surface quality, S-D: 20-10
Transmitted wavefront distortion, PV: <λ/10 @ 632.8 nm
Wavelength, nm: 1550
Wedge / Parallelism error: <3 arcsec