Material : Corning 7980 UV Grade Fused Silica equivalent to 2G quality, 

Dimensions : 100.0mm +/- .2mm diameter x .5mm +/- .025mm thick

3.93'' +/-.00787'' diameter x .0197'' +/- .00098'' thick,

With reference flat measuring 32.5+/-2.5mm(=1.27'' +/- .098'') long

polished both sides 40/20 scratch/dig,

non-effective area 3mm border, 80/50,

TTV = <10 microns, 

edges 22 degrees blended edge profile, 

packaging class 100 clean room inspection, in plastic containers.

Material : Corning 7980 0f UV Grade Fused Silica,

Dimensions : 100mm +/- .2mm diameter x 1mm +/- .025mm thick

3.93'' +/-.00787'' diameter x .0394'' +/- .001'' thick,

With reference flat measuring 32.5mm +/-2.5mm (=1.27'' +/- .098'') long

Material : Corning 7980 UV Grade Fused Silica equivalent to 2G quality, 

Dimensions : 125mm +/- .2mm diameter x .5mm +/- .025mm thick

4.92'' +/-.00787'' diameter x .0197'' +/- .00098'' thick,

With reference flat measuring 42.5mm +/-2.5mm(=1.67'' +/- .098'') long

Material : Corning 7980 UV Grade Fused Silica equivalent to 2G quality, 

Dimensions : 125mm +/- .2mm diameter x 1.0mm +/- .025mm thick

4.92'' +/-.00787'' diameter x .0393'' +/- .00098'' thick,

With reference flat measuring 42.5mm +/-2.5mm(=1.67'' +/- .098'') long

Material : Corning 7980 UV Grade Fused Silica equivalent to 2G quality, 

Dimensions : 150mm +/- .2mm diameter x 0.5mm +/- .025mm thick

5.90'' +/-.00787'' diameter x .0196'' +/- .00098'' thick,

With reference flat measuring 57.5mm +/-2.5mm(=2.164'' +/- .098'') long

Material : Corning 7980 UV Grade Fused Silica equivalent to 2G quality, 

Dimensions : 150mm +/- .2mm diameter x 1.0mm +/- .025mm thick

5.90'' +/-.00787'' diameter x .0393'' +/- .00098'' thick,

With reference flat measuring 57.5mm +/-2.5mm(=2.264'' +/- .098'') long

Material : Corning 7980 UV Grade Fused Silica equivalent to 2G quality, 

Dimensions : 150mm +/- .2mm diameter x 1.5mm +/- .025mm thick

5.90'' +/-.00787'' diameter x .059'' +/- .00098'' thick,

With reference flat measuring 57.5mm +/-2.5mm(=2.264'' +/- .098'') long

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

Material : Corning 7980 UV Grade Fused Silica equivalent to 2G quality with SEMI spec notch, 

Dimensions : 200mm +/- .2mm diameter x 1.0mm +/- .025mm thick

7.87'' +/-.00787'' diameter x .0294'' +/- .00098'' thick,

polished both sides 40/20 scratch/dig,

Material : Corning 7980 UV Grade Fused Silica equivalent to 2G quality, 

Dimensions : 50.8mm +/- .2mm diameter x .5mm +/- .025mm thick

2'' +/-.0078'' diameter x .0197'' +/- .00098'' thick,

polished both sides 40/20 scratch/dig,

Material : Corning 7980 UV Grade Fused Silica equivalent to 2G quality, 

Dimensions : 50.8mm +/- .2mm diameter x 1.0mm +/- .025mm thick

2'' +/-.0078'' diameter x .0394'' +/- .00098'' thick,

Material : Corning 7980 UV Grade Fused Silica equivalent to 2G quality, 

Dimensions : 76.2mm +/- .2mm diameter x .5mm +/- .025mm thick

3'' +/-.00787'' diameter x .0197'' +/- .00098'' thick,

With reference flat measuring 22.225mm +/- 3.175mm (=.875'' +/- .125'') long

Material : Corning 7980 UV Grade Fused Silica equivalent to 2G quality, 

Dimensions : 76.2mm +/- .2mm diameter x 1mm +/- .025mm thick

3'' +/-.00787'' diameter x .0393'' +/- .00098'' thick,

With reference flat measuring 22.225mm +/-3.175mm (=.875'' +/- .125'') long

polished both sides 40/20 scratch/dig,

non-effective area 3mm border, 80/50,

TTV = <10 microns, 

edges 22 degrees blended edge profile,

packaging class 100 clean room inspection, in plastic containers.

Material : C-plane Sapphire,

Dimensions : 50,8mm +/- .1mm diameter x 0.43mm +/- .020mm thick

With reference flat measuring 16.0mm +/-0.5mm long

polished one side 60/40 scratch/dig,

Material : R-plane Sapphire,

Dimensions : 100mm +/- .2mm diameter x 0.5mm +/- .050mm thick

With reference flat measuring 32.5mm +/-2.5mm long