Amazon.com: Cloudray Beam Combiner Set 20mm ZnSe Laser Beam Combiner + Mount for CO2 Laser Engraving Cutting Machine(D20) : Arts, Crafts & Sewing
An Endurance laser beam combiner. Getting 2 beams into one.
Co2 Laser (10.6um) Beam Combiners – American Photonics
Laser Beam Combiner LBC-3EC - GEOLA
25mm CO2 laser beam combiner suite CO2 laser cutting machine red beam visible tool - AliExpress
Laser Beam Combiner Lens Dia 20-25mm For Co2 Laser Engraving Cutting Machine | eBay
Amazon.com: FONLAND Laser Beam Combiner Lens Diameter 20mm 25mm for CO2 Laser Engraving Cutting Machine to Adjust Light Path and Make Laser Visible, Thickness: 2mm