To add more to the confusion, there's also single-laser IMAX, which gives you a 4K picture in a 1.9 to 1 aspect ratio. Taller than standard 2.39 to 1, but not t

To add more to the confusion, there's also single-laser IMAX, which gives you a 4K picture in a 1.9 to 1 aspect ratio. Taller than standard 2.39 to 1, but not the full IMAX.