Additional information
| Weight | 5 oz |
|---|---|
| Dimensions | 649131626 × 6495772 mm |
Online Store
W1196- 7980 FS 250mm dia x 3mm thk
$3,498.00
Product Attributes
Material/Grade: FS 7980 1D or 0G
Diameter: 250.00mm +0/-0.10mm
Thickness: 3.00mm ±0.10mm
Metrology Wavelength: 632.8nm
Clear Aperture (CA): 216mm dia. central
Transmitted Wavefront: <300nm PV over the CA
Reflective Wavefront: B.E. <300nm PV over the CA
Parallelism: <0.005mm
Bevel(s): 0.30mm to 1.00mm FW @ 45°
Chips: <0.25mm outside the CA
Cosmetics: 60/40
Edge Finish: fine edge ground
Roughness: <1nm RMS over the CA with 20x objective
Out of stock
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