Category Archives: DIY

40W handheld laser cutter

in DIY by DP | 12 comments

Martin Raynsford has written an article detailing his 40W handheld laser cutter: To generate the high voltage required to start lasing within the tube, I connected 200x 9V ‘dead’ batteries together, this generates nearly 2000V across the laser tube. I’ve been … Read more

Posted in DIY | Tagged | 12 Comments