CO2 Laser Lens PVD ZnSe Laser Mirror: 15mm/0.59" FL50.8mm/2" T2.2mm Meniscus CO2 Focus Lens for CO2 Laser Engraving Cutting Machine

【Basic Parameters】Diameter: 20mm/0.79", Focal Length: 50.8mm/2", Thickness: 2.5mm/0.087", Compatible power 50W-100W.
【Optical Heat Dissipation】Precision slicing polishing and grinding process, less loss of energy， dissipates heat quickly,high-temperature laser resistance, excellent optical performance, laser transmission rate up to 99.5%.
【Exquisite Craftsmanship】Double-sided solid coating, wipe-resistant, long working life, high working efficiency extended durability, frosted edges, easier to install.
【High Quality Materials】We used hight class USA PVD ZNSE MATERIAL (US II-VI), excellent optical properties, applicable power up to 50W-100W.
【User Guidance】Laser lenses with focal lengths of 25.4 mm, 38.1 mm, and 50.8 mm are suitable for engraving. If used for cutting, we recommend working with laser lenses with a focal length of 63.5/76.2/101.6/127mm.

Inccala CO2 Laser Lens PVD ZnSe Laser Mirror: 15mm/0.59" FL50.8mm/2" T2.2mm Meniscus CO2 Focus Lens for CO2 Laser Engraving Cutting Machine

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