W1180-FS 50.8mm dia x 12.7mm th
$190.30
Product Attributes
Material/Grade: 7980, Grade 0G
Diameter: 50.80mm ±1.00mm
Thickness: 12.70mm ±1.50mm
Metrology Wavelength: 632.8nm
Clear Aperture (CA): 45.7mm dia central
Transmitted Wavefront: </=0.10 waves PV per 1" dia. sub-ap within CA
Reflective Wavefront: </=0.10wv over the CA
Parallelism: <3 arcmin
Bevel(s): 1.00mm max FW @ 45°
Chips: <0.25mm outside CA
Cosmetics: 60/40
Edge Finish: Fine edge ground
Roughness: Standard grade
4 in stock
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