[Aldric Negrier] is no stranger to the 3D printing world. Having built a few already, he designed and built an SLA/DLP 3D printer ... by the Cristelia – SLA/LCD 3d printer and the Vulcanus ...

A DLP 3D printer works by shining light into a vat of photosensitive polymer using a Digital Light Processing projector, curing a thin layer of the goo until a solid part has been built up.

Liquid Crystal Display (LCD) 3D printing functions similarly to DLP, but this approach leverages an LCD screen to mask the UV light and display the desired layer shape. Image Credit: Scott Bader ...