CUSTOMIZED
Substrate material: UVFS (C7980 0F)
Diameter: 25.4 mm +0/-0.1 mm
Thickness: 3.0 mm +/-0.1 mm
Clear aperture: >90%
Surface quality, S1/S2: 20-10 S-D (as per MIL-PRF-13830B)
Surface flatness, S1/S2: <λ/4 @ 633 nm per 50% CA
Parallelism: <3 arcmin
Protective chamfers: 0.1-0.4 mm x 45 deg
Coatings (IBS, Ta2O5/SiO2):
S1 (arrow marks): PRs=1% +/-0.35% @ 1064 nm, AOI=45 deg + PRp=1%+/-0.35% @ 1064 nm, AOI=45 deg
S2: ARsp<0.7% @ 1064 nm, AOI=45 deg
LIDT: >200 kW/cm2, CW
