Christopher Nolan dedicated his latest film "The Odyssey" to David Keighley, the late Imax pioneer who shaped large-format cinema as the company's first chief quality officer. Keighley died last year following a cancer battle. Nolan made the announcement during the London premiere at the BFI Imax Theater, speaking directly to the audience before the screening began.

The dedication underscores Nolan's deep commitment to Imax as a theatrical format. The director has become cinema's most prominent advocate for shooting and projecting on large-format film, championing the immersive experience at a time when streaming and smaller screens dominate audience consumption. His previous films, including "Oppenheimer," "Tenet," and "Interstellar," all utilized Imax technology extensively, with some sequences shot specifically for the format's expanded aspect ratio.

Keighley's influence on Imax's technical standards proved foundational to the company's evolution. As chief quality officer, he established protocols and innovations that defined the medium's visual identity and reliability across theaters globally. His work behind the scenes shaped how filmmakers like Nolan could push the boundaries of what large-format cinema could achieve.

"The Odyssey" marks Nolan's first directorial effort following "Oppenheimer," which became a cultural and commercial juggernaut last year, earning Best Picture and Best Director Oscars for the filmmaker. The new project continues Nolan's exploration of epic, ambitious narratives designed for theatrical spectacle. By dedicating the film to Keighley, Nolan honors not just an industry veteran but the technical infrastructure that allows contemporary filmmakers to create experiences impossible on conventional screens.

This tribute reflects broader tensions in cinema. As multiplexes contract and streamers invest billions in home viewing, dedicated formats like Imax represent a theatrical