A few minutes with a heat sink, a drill press, and an LED module was all it took to build a handheld UV curing light. The good news is you don’t need a resin printer to take advantage of the ...

The idea is to put a layer of resin over the layer lines and other imperfections of the 3D print, cure it with a handheld UV flashlight, and then sand it smooth. Essentially it’s like using ...