Standard Quality Specifications

IR Plano Windows and Lenses

 Plano: 5mm ~ 500mm diameter

• Ge, Si, ZnSe, ZnS, Cleartran
• Surface Flatness: λ/20 @ 10.6 um
• Surface Quality: 20/10 SD
• Parallelism: ≤3 arcmin
• Diameter and Thickness: To customer specification
• Clear Aperture: ≥ 85% of Diameter

 VIS/NIR Plano Windows and Lenses

 Plano: 5mm ~ 400mm diameter

• All glasses, BK7, Fused Silica, etc.
• Surface Flatness: λ/20 @ 633 nm
• Surface Quality: 10/5 SD
• Parallelism: ≤3 arcmin
• Diameter and Thickness: To customer specification
• Clear Aperture: ≥ 85% of Diameter