How to Clean Mirrors & Lens of CO2 Laser Cutter?
There are 3 mirrors and one lens in CO2 laser cutter, and the mirrors & lens need to be clean with alcohol to keep clearly to reflect the laser in daily usage.
This video will show how to cut 5mm copper with 2000W fiber laser cutter. The fiber laser metal cutting machine uses 2000 watts Germany IPG laser source to cut reflective metals, including copper, aluminium, gold, and silver.

ST-FC3015G fiber laser cutter is suitable for metal fabrication such as stainless steel sheet, mild steel plate, carbon steel sheet, alloy steel plate, spring steel sheet, iron plate, galvanized iron, galvanized sheet, aluminum plate, copper sheet, brass sheet, bronze plate, gold plate, silver plate, titanium plate, and other metal sheets, metal plates. With rotary device add on, it can also cut metal tubes and metal pipes.
There are 3 mirrors and one lens in CO2 laser cutter, and the mirrors & lens need to be clean with alcohol to keep clearly to reflect the laser in daily usage.
You will understand how does 130W CO2 laser cutter cut 15mm die board plywood in standard constructions with Ash and Maple hardwood veneers in this video.
You will understand how does 100W laser cutting machine STJ1390 cut cast clear acrylic sheet and produce a smooth glossy cut edge in this video.