High Precision Zinc Selenide Focus Lens for Engraving and Cutting Machines - 10.6 um Anti-Reflective Coating (D19/F50.8mm)

Made with premium PVD zinc seleniide, this focusing lens offers exceptional durability and high power resistance, ideal for both engraving and cutting applications. It features a double-sided anti-reflective coating that maximizes transmittance by over 99% at 10.6um, which significantly improves the performance of your engraving and cutting machines. Precision engineered with a focal length tolerance of ±1% and a profile tolerance of +0.0/-0.1mm, ensuring accurate and reliable results for all your projects. Easy installation with clear guidelines; Adjust the lens cylinder after replacement to achieve optimal positioning to improve performance and efficiency. Includes essential maintenance tips to prevent overheating and damage to lenses, ensuring longevity and consistent performance in high-demanding environments.