Then , the build platform lowers one layer and a blade recoats the top of the tank with resin .
Photopolymers are sensitive to ultraviolet light , so the resin is photochemically solidified and forms a single layer of the desired 3D object .
The build platform lowers one layer and a blade recoats the top of the tank with resin .
Photopolymers are sensitive to ultraviolet light , so the resin is photochemically solidified and forms a single layer of the desired 3D object .