Molybdenum Laser Engraving Mirror Set for 30W - 200W CO2 Laser Engraver Cutter Diameter:20 mm (±0.13 mm) Quiet Performance: 53 decibels or

Quiet Performance: 53 decibels or less

2 x F-Theta Lenses

Please check the size of the connector (connectors are interchangeable)

LASTING DURABILITY: Our fiber laser lenses' double-sided multilayered coatings improve their natural optical properties while also strengthening them against scratches and damage during daily use

allowing the duct fan unit to be mounted in any direction

Molybdenum Laser Engraving Mirror Set for 30W - 200W CO2 Laser Engraver Cutter Diameter:20 mm (±0.13 mm) Quiet Performance: 53 decibels orCutting Edge Features: PRECISION MIRRORS: OMTech's new generation of molybdenum engraving mirrors are 20mm across and 3mm thick, offering 2 flatness with better than 95% clear aperture and centration under three arc minutes for exceptional optical performance. COMPLETE: This set of 3 premium molybdenum mirrors allows you to change all the used mirrors in your laser cutting machine at once, so you can keep your laser beaming at full potential. HIGH