CUSTOMIZED
Material: UVFS (C7980 0F)
Dimensions: 27.00 mm x 16.0 mm (+/-0.1 mm)
Thickness: 4.0 mm (+/-0.1 mm)
Clear aperture: 90%
Surface quality S1/S2: 20-10 S-D (over 7x13 mm elliptical aperture)
Surface flatness, S1/S2: < λ @633 nm (over any 7x13 mm elliptical aperture)
Total transmitted wave front distortion (TWD): <λ/8 - <λ/10 @633 nm over CA
Parallelism: <30 arcmin
Chamfers: 0.2-0.3 x 45 deg
Coatings (IBS):
S1: Tp>98% @ 755 nm & Ts< 0.5% @ 755 nm, AOI 56 deg +/-1 deg.
S2: uncoated