When IMAX CEO Rich Gelfond publicly announced that Christopher Nolan’s highly anticipated film The Odyssey would be the first feature shot entirely on IMAX film cameras, the industry took notice. But Gelfond didn’t stop there—he claimed Nolan would use an entirely new generation of IMAX cameras, specifically designed to address the long-standing issues of weight, sound, and workflow.
Source: Nolan’s Odyssey and the Curious Case of the Missing IMAX Cameras – Y.M.Cinema Magazine