IMAX (IMAX 0.63%) is up 25% this year on the back of another good year at the box office. Recently, Disney's (DIS 0.72%) Iron Man 3 has gotten consumers and investors excited about IMAX, and there's another generation of Marvel and Lucasfilm movies in the works that will fit well on IMAX. Lauren Kuczala sat down with Travis Hoium to see how IMAX has outperformed other movie formats recently.