Additional information
| Weight | 8 oz |
|---|---|
| Dimensions | 649131626 × 6495772 mm |
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W1147 – Schott Zerodur Exp. Class 2, 127mm x 90mm ellipse x 10mm thk.
$200.00
This SCHOTT Zerodur® Expansion Class 2 elliptical blank offers exceptional thermal stability and precision for demanding optical applications. With a 127 mm × 90 mm elliptical format and 10 mm thickness, it’s well suited for optical fabrication, metrology, and research environments where minimal thermal expansion and dimensional reliability are critical.
Product Attributes
Material/Grade: Schott Zerodur, Exp. Class 2
Thickness: 10.00mm ±0.10mm
Length: 127.00mm ±0.50mm (major axis)
Width: 90.00mm ±0.50mm (minor axis)
Metrology Wavelength: 633nm
Clear Aperture (CA): elliptical, 113mm x 80mm +10mm/-0mm
Reflective Wavefront: S1: <30nm RMS (w/ up to 0.5 wvs Pwr removed)
Parallelism: 0.010mm
Bevel(s): 0.7mm ±0.5mm LEG @ 45° ±10°
Chips: <0.25mm
Cosmetics: S1: 60/40, S2: 80/50
Edge Finish: Fine Edge Ground
Roughness: <0.002um (20Å) RMS
47 in stock
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