4" Lens Kit

Description

• Kit includes (1) engraved MIRA lens housing, (1) engraved MIRA extended nozzle, and (1) 18x101.6mm / 4" lens
• Items are presented in a black gift box with magnetic closure lid and foam inserts
• Doubles the focal length from a standard 2" lens and assists with cutting thicker material
• Compatible with MIRA5, MIRA7, and MIRA9
  
  

Description of 4" Lens

CO2 Laser USA CVD ZnSe Meniscus Focus Lens

The high-quality ZnSe crystal has excellent optical properties with up to 200W CO2 laser resistance.

The double-sided solid coating reduces laser loss, with laser transmittance up to 99.8%

Specs for 4" Lens 

• Diameter: 18mm
• Diameter tolerance: +0/-0.1mm
• Edge Thickness: 2mm
• Focal Length: 101.6mm
• Focal length tolerance: ±2%
• Wavelength 10.6um
• Power: 0-200W
• Transmittance: 99.8%
• Clear aperture (polished): > 90%
• AR coating reflectivity: < 0.2%
• Scratch-dig: 20-10