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I finally put aside some time to record this video. Direct link: Lego MINDSTORMS NXT Laser CNC - YouTube It's made with one Mindstorms NXT (v1, not the revised v2) kit. I'm having a bit of an issue with wobble, but I can probably fix it. It's not intended as a "practical" CNC due to the...

They're all downsized in quality and size by Imgur, if you want them in their full 4928 × 3264 glory, you can download this 29MB zipped archive of them all. In a related area of discussion... What are the best settings for these types of pics?

Hey all, I got a projector (minus diodes) for cheap, and I have extracted quite a few things, including the precious phatlight. Now I powered it up via my small power supply-- 2A @3V DC, and while that's quite nice for a quick test, I need to figure out a driver for it, and a driver for the TEC...

This is a WIP review, and the first one I've made. Better beamshots and (possibly) a video are coming soon! Pics were resized to a max of 800x800 for your viewing pleasure. Product Info Survival Lasers I 445nm 1.1 Watt Copper heatsink, Eagle Pair glasses, tripod and charger/batteries. Approx...

I recently bought a class IV 1W handheld laser kit from survival lasers, and while I am waiting for it to arrive I might as well as if anyone has any good and/or little known info on how to handle 445nm 1 watt lasers safely? This is my first "big" laser, and I really want to make sure I do...