Smoothing the layer lines out of filament-based 3D prints is a ... Curing the resin is by UV, ideally 405 nm in the case of the Formlabs resin I used. I have a UV cure box I constructed, but ...

But his latest isn’t only about 3D printing. He shows how he uses a DLP printer — which has UV light, after all — to expose PC board blanks with great results. Honestly, once we heard the ...