To be exact, IMAX (the abbreviation of Image Maximum) is a film projection system, which can project a larger and higher resolution than traditional film. The whole system includes film copying, projector, sound system, screen and so on. IMAX specification shooting. The standard IMAX screen is 22 meters wide and 16 meters high, but it can be played on a larger screen. So far, there are more IMAX screens.
If you sit too close, your eyes will not see it. Watch the explosion in 3D!