Mercedes engineers covering one part of the car with LED display. Then on the opposite side of the Canon 5D Mark mounted camera for video recording. Well, the camera is recording in real time situation on one side. Then the results are displayed on the other side of the car. Be the car look translucent.
Invisibility technology was initiated by scientists at the University of Tokyo, Japan. Mercedes designed the car to display in the transparent video ad about hydrogen powered cars. There is no information whether these unique cars will be mass produced.
Check out the transparent look of the car in the video below: