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 ...

Resin 3D printing, also known as Stereolithography (SLA) or Digital Light Processing (DLP), is a 3D printing technology that uses liquid resin to create objects. Here's how it works: A digital 3D ...