W1105- N-BK7 Fine Annealed, Grade A 203mm dia. x 6mm thk.
$3,900.60
Product Attributes
Material/Grade: Grade A Fine Annealed N-BK7
Diameter: 203.00mm +0.00/-0.25mm
Thickness: 6.00mm ± 0.20mm
Metrology Wavelength: 632.8nm
Clear Aperture (CA): 182.70mm dia, central
Reflective Wavefront: </=0.5 waves PV over CA, BE for 0.25 waves PV
Parallelism: </= 1 arc minute
Bevel(s): 0.50mm MAX FW @ 45°
Chips: Max Defects: </= 0.25mm
Cosmetics: 40/20
Edge Finish: fine edge ground
1 in stock
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