This is a roll of IMAX 70mm film with 4 minutes of content : r/imax

IMAX: The New Cameras Will Open New Opportunities for Filmmakers - Y.M. Cinema Magazine

IMAX Scene Before

Beyond the Valley of Deep Into Immersion Cinema

IMAX - Wikipedia

Oppenheimer: IMAX 70mm Screening at Only 30 Theaters Worldwide - Y.M.Cinema Magazine

IMAX Scene Before

Nolan's Oppenheimer, IMAX 15/70, and 18K Resolution - Y.M.Cinema Magazine

Watch: Christopher Nolan & Denis Villeneuve In 30-Minute Conversation About 'Tenet,' IMAX, The Bond Movie Influence & More

Local Imax just one of 30 that can show 'Oppenheimer' as director intended – Indianapolis Business Journal