W1020- Fused Silica Corning 7980, Grade 0G 200mm dia. x 0.93mm thk


Product Attributes

Material/Grade: Fused Silica Corning 7980 FS, grade 0G
Diameter: 200.00mm +/-0.20mm
Thickness: 0.93mm +/-0.02mm
Metrology Wavelength: 632nm
Clear Aperture (CA): 190mm
Transmitted Wavefront: </= 1 wave P-V over any 25mm dia. within CA
Reflective Wavefront: </=1.0 wave P-V over any 25mm dia. within CA
Parallelism: </= 20 arc seconds over any 25mm dia. over the CA
Bevel(s): 0.2mm - 0.4mm FW @ 45°
Cosmetics: 60/40
Edge Finish: Fine Edge Ground
Roughness: Standard Grade

Out of stock

Additional information

Weight 2.4000 oz
Dimensions 649131626 × 6495772 × .93 mm