The main element of the filter is 25 kg of activated charcoal to trap the volatile organic compounds in the laser exhaust. The charcoal is packed into an IKEA garbage can around a prefilter made ...

If you’ve used a diode laser engraver or cutter ... [Makers Mashup] shows in a video how to use an adjustable IR filter to cut out all the light bleed to get a sharp image to make focusing ...

This helps eliminate many alignment, thermal, contamination, and maintenance issues. Laser and fiber optics are a system of lasers and flexible quartz or glass fibers that use total internal ...