Re:Achieving Eye Contact in a One-To-Many 3D Video Teleconfe...
by superuser2 on Sunday March 20, 2016 @05:51PM
(#11324838)
This has existed for TV news cameras for a long time: https://en.wikipedia.org/wiki/Teleprompter#/media/File:Telep...
The trick is to put the camera behind a one-way mirror and project onto the other side.
You want transparent cameras in the display.