W1121- Ohara S-BSL7, Grade A Fine Annealed 127mm sq. x 3mm thk.
$221.10
Product Attributes
Material/Grade: S-BSL7 Ohara, Grade A, Fine Annealed
Thickness: 3.00mm ± 0.05mm
Length: 127.00mm +0/-0.20mm
Width: 127.00mm +0/-0.20mm
Metrology Wavelength: 632.8nm
Clear Aperture (CA): 114mm x 114mm with 12.7mm R corner reliefs
Reflective Wavefront: Best Effort: <1 wave PV
Parallelism: <30 arc seconds
Bevel(s): 1mm ± 0.25mm FW @ 45° ± 5°
Chips: <0.75mm in any one plane
Cosmetics: 60/40
Edge Finish: fine edge ground
Roughness: <1nm RMS
Out of stock