CUSTOMIZED
Material: UVFS
Diameter: 50.8 mm (+0/-0.1 mm)
Thickness: 9.52 mm (+/-0.1 mm)
Clear Aperture: >90%
Surface Quality, S1: 20-10 S-D
Surface Quality, S2: commercial polish
Surface Flatness, S1: <λ/10@633 nm over any 15 mm diameter area
Parallelism: <5 arcmin
Protective chamfers: 0.2-0.3 mm x 45°
Coatings (IBS):
S1: HR>99.9% @ 980 – 1080nm, AOI = 5°, GDDr = -250fs2 ± 100fs2 @ 980 –1080nm
S2: Uncoated
Absorption: <20ppm @ 1064nm