Grade: Optical grade (Mono & Poly)
Type: N
Crystalline Orientation: <111>
Purity: >99.999%
Diameter: 10-300mm
Diameter Tolerance: +0.00/-0.25
Thickness Tolerance: +0.25
Focal Length Tolerance: : +0.5%
Surface Figure: Λ/40 at 10.6 µ M
Parallelism: : < 3 arc minutes
Polishing: Available at both surface side
Surface Quality: S/D 80/50, 60/40, 40/20
Coating: Anti-Reflective (AR), Broadband AR, High-Reflective (HR), Partial-Reflective (PR) coating etc are available.
Bevel: 45 degree x0.2mm
Clear Aperture: >90%