Feature
*20mm zinc selenide ZnSe lasers focusing lens, focal length specification 50.8/ 63.5/101.6mm, applicable power 50-100W
*High light transmittance and high temperature resistance: The lens is made of PVD coded zinc (ZnSe) material with low lasers transmission loss, low absorption, strong light transmittance, and light transmittance can be as high as 99.8%, and can withstand high-power lasers
* Coating is not easy to fall off and wipe-resistant: The enhanced double-sided coating process is adopted, the coating is firm and not easy to fall off, , wipe-resistant, and has a long service life
* Thin spot and fast cutting speed: The cylindrical surface of the lens is polished, which increases the amount of light transmission, reduces or eliminates the stray light of the system, improves the ability of the lens to withstand reflections, and makes the lens's spot finer and the cutting speed is faster.
*Complete specifications and wide application: complete types of lens specifications, suitable for laser cutting machines and engraving machines of major brands

Specification:
Name: Laser Focusing Lenses
Material: Zinc Selenide
Diameter: 20mm
Focal length: 50.8/ 63.5/101.6mm (optional)
Applicable power: 50-100W
Scope of application: CO2 laser cutting machine

Packing list:
1*laser focusing lens

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