ZnSe Focus lens 18mm Dia 2mm Edge Thickness For C02 laser 10.6um

Please select Focal length

38.1mm(1.5")
50.8mm(2.0")
63.5mm(2.5")
101.6mm(4.0")
Diameter: 18mm (.708")

Product Specifications:

Anti-reflective coated lens for Type: Meniscus Laser Focal Lens
Material: Znse Laser Grade(made in the USA)
Coating: 10.6um (AR Both Side)
Diameter Tolerance: +0/-0.13mm
Center Thickness Tolerance: ± 0.1mm
Focal Length Tolerance: Clear Aperture: >= 90% Diameter
Scratch/Dig: 40-20