High Precision Zinc Selenide Focusing Lens for Engraving and Cutting Machines - 10.6um Anti-Reflection Coating(D20/F25.4mm)

Crafted from premium PVD zinc selenide, this focusing lens offers exceptional durability and high power resistance, ideal for both engraving and cutting applications. Features a double-sided anti-reflection coating that maximizes transmittance over 99% at 10.6um, significantly enhancing the performance of your engraving and cutting machines. Precision-engineered with a focal length tolerance of ±1% and profile tolerance of +0.0/-0.1mm, ensuring accurate and reliable results for all your projects. Easy installation with clear guidelines; fine-tune the lens barrel after replacement to achieve optimal positioning for enhanced performance and efficiency. Includes essential maintenance tips to prevent overheating and lens damage, ensuring longevity and consistent performance in high-demand environments.