SPECIFICATIONS |
|
Material | BK7, FS, FLINT, MgF2, CaF2, ZnSe, Ge, Si |
Surface Figure | To λ/10 @633nm |
Surface Quality | To 10-5 Research grade Laser Polish |
Thickness Tolerance | ± 0.25mm |
Chamfer | 0.35mm @ 45° Typical |
Concentricity | ≤ 0.2mm |
Clear Aperture | ≥ 85% of Central Dimension |
Focal Length Tolerance | ± 0.5% |
When requesting a quotation, please include the following description and any special specifications: |
||||||
MEN | 25.4 | 50.0 | -75.0 | Fused Silica | 248 | AR |
Lens Type | Diameter (mm) | Radius 1 (mm) | Radius 2 (mm) | Material | Wavelength (nm) | Coating Type |
(Note: For uncoated lenses leave out the “Wavelength and Coating Type”) |