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The write up focuses on a tube-style laser cutter that uses a gas-filled tube and mirrors. Some cheap cutters use a diode, and many of the same tips will apply to those cutters.

This CO2 vs Fiber vs Diode comparison guide provides more insight into theses primary laser technologies used for cutting and engraving: CO2 lasers, fiber lasers, and diode lasers.

How about strapping a laser to your extruder and turning your printer into a laser cutter? That’s what [Spiritplumber] did, and he’s actually cutting 3/16″ wood and 1/4″ acrylic with his ...

Laser Research Optics has introduced a line of direct field replacement CO2 lenses that have been optimized to fit most popular lasers used for cutting acrylics.