The soundtrack isn't directly on the 70mm film, it's digital and sort of manually synced to the film. I believe IMAX film and IMAX digital uses the same soundtrack and the same standards but obviously the room dimensions and other properties will have some influence on the outcome.
The soundtrack isn't directly on the 70mm film, it's digital and sort of manually synced to the film. I believe IMAX film and IMAX digital uses the same soundtrack and the same standards but obviously the room dimensions and other properties will have some influence on the outcome.