[Ignas] wrote in to tell us about [Berryjam’s] AMAZING write-up on creating an Arduino based laser rangefinder ... and some other aspects of the code, the resulting accuracy is quite good.

The YouTube channel DIY Builder has published and created a DIY Arduino laser engraver which is powered by an Arduino Nano development board and is fitted with a 200-250mW 650nm Laser Module.

The Arduino powered Laser trip wire system project is currently over on the Kickstarter crowd funding website looking to raise $3,000 pledges to make the jump from concept to production. Patrick ...

In that case, it can be mesmerizing like this Arduino-driven kinetic ... removing unnecessary data from the g-code generated by Sandify. Don’t have a laser cutter? Here’s a sand table built ...