Wafer Fused Silica Ø200mm Ep.0.5mm with notch
Material : Corning 7980 UV Grade Fused Silica equivalent to 2G quality with SEMI spec notch,
Dimensions : 200mm +/- .2mm diameter x 0.5mm +/- .050mm thick
7.87'' +/-.00787'' diameter x .0196'' +/- .00196'' thick,
polished both sides 40/20 scratch/dig