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Feature

Solid surface coating, easy to fall off, resistant to wipe
Accuracy of focal length, film resistance to rubbing, high luminous flux and many other advantages, greatly improving work efficiency
Concentrated light spot, cutting, engraving effect, can withstand high power density
High Quality ZnSe Crystal: USA CVD ZnSe Material. Excellent Optical Properties. Up to 100W CO2 Laser Resistance
Apply to CO2 Laser Engraving Machine, Laser Cutter Machine, Laser Marking Machine

Description

Package include: 1PC 20mm 2.5''/63.5mm Laser Lens
Mateial:USA CVD ZnSe
Wavelength:10.6 m
Diameter Tolerance:+0/-0.13mm
Thickness Tolerance: 0.25mm
FL Tolerance: 2%
Centration: 3 arc minutes
Clear Aperture: 90%
Surface Figure: /2 per 1'' Dia
Surface Quality:40-20 scratch and dig
AR/AR coationg: R<0.5% per surface