CUSTOMIZED
Material: UVFS (C7980 0F)
Dimensions: 38.1 mm (+0/-0.1 mm)
Thickness: 6.35 mm (+/-0.1 mm)
Clear aperture: min. 34.29 mm, centered
Surface quality, S1: 20-10 S-D per CA (MIL-PRF-13830B)
Surface quality, S2: inspection polished
Surface flatness, S1: <λ/6@633 nm over dia. 20 mm aperture
Parallelism: < 5 arcmin
Protective chamfers: 0.2 – 0.3 mm x 45 deg
Chips: <0.2 mm stoned
Coatings (IBS):
S1 (arrow mark):
Rs > 99.9% @500-540nm + 1000-1070 nm
Rp > 99.8% @507-527nm
Rp > 99.9% @1005-1070nm
|GDD(Rs)|<35fs^2 @500-540nm
|GDD(Rp)|<50fs^2 @510-525nm
|GDD(Rs)|<20fs^2 @1000-1070nm |GDD(Rp)|<40fs^2 @1010-1055nm
S2: SCC coating for improved S1 flatness
AOI 45 deg.
