CUSTOMIZED
Material: UVFS (Corning 7980 0F)
Diameter: 38.1 mm +0/-0.1 mm
Thickness: 6.35 mm +/-0.1 mm
Clear Aperture: min 30 mm
Surface Quality, S1: 20-10 S-D per CA
Surface Quality, S2: 20-10 S-D per CA
Surface Flatness, S1: <λ/8 @633 nm over any 25 mm dia within CA
Surface Flatness, S2: over
Parallelism: <5 arcmin
Protective chamfers: 0.2 – 0.3 mm x 45°
Chips: <0.2 mm stoned
Markings: Arrow marks to S1 (laser engraved)
Coatings (IBS):
S1: HRa>99.5% @ 355 nm, AOI=45 deg
S2: uncoated
