
Diameter Tolerance | +0/-0.005" (+0/-0.13 mm) |
Center Thickness Tolerance | ± 0.008" (± 0.2 mm) |
Design Wavelength | 5.0 microns |
Focal Length Tolerance | ± 2% |
Surface Quality | 60/40 |
Clear Aperture | 90% Outer Diameter |
Wedge Angle | <3 arc min |
Surface Irregularity | 1/2 wave at 633 nm |
Substrate Material | Calcium Fluoride |
CaF2 Plano-Concave Lens
$115.00 – $595.00