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K40 lightburn controller12/18/2023 ![]() Second option is to buy one with the plan to upgrade it right from the start. First option is to buy the cheapest option and learn a bunch of lessons. I may talk like I know what I'm doing, but really I'm making this up as I go. ![]() So I finally decided to pull the trigger. I got a royalty check in the mail for some books I wrote nearly a decade ago, and I decided that if the publisher had sent me a laser cutter I would have been overjoyed. ![]() A 40W invisible laser that's made to the lowest possible price point, what could go wrong? You can pick one up for under $400 shipped. But there's a cheap Chinese engraver called a K40 that's available in a bunch of almost-identical variations. I learned the sort of thingĪ friend has a Glowforge which is a nicely integrated CO2 unit, but they're spendy. Still, it was enough to whet my appetite. Mostly power - the little diode laser it uses can only pew pew so hard, and because it's in the visible spectrum it doesn't like to mess with translucent or transparent things. It was interesting and fun, but it had limitations. Earlier this year I picked up a little desktop laser engraver and proceeded to play with it.
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