What type 3D printer is? I have found a video about Invisalign. I saw a 3D printer in the video but I did not understand its type. Can you help me? Do you share a brief piece of information about its type?
Below is the video on YouTube.
In the video, there is this still from 0:32:

The labeling is iPro 8000, which is a 3dSystems resin printer using SLA technology.