What is IMAX and why should you watch Oppenheimer on an IMAX 70mm screen?

Cillian Murphy in the movie Oppenheimer, walking past press photographers (Universal Pictures)
Cillian Murphy (center) in the movie Oppenheimer (Universal Pictures)) (Image credit: FlixPix / Alamy)

Friday 21 July is a big day for cinema with the release of two highly anticipated but entirely different films; Greta Grwig’s Barbie featuring Margot Robbie and Ryan Gosling and, Christopher Nolan’s Oppenheimer with Cillian Murphy and Florence Pugh. Barbie may well be touted as the box office favorite – with projections to take roughly $110 million on its opening weekend (double what Oppenheimer is expecting). As camera enthusiasts, however, we can’t help but think the latter is a little more interesting. 

There are some key differences between Barbie and Oppenheimer other than the obvious (one is about plastic dolls and the other is about the development of nuclear weapons). While Barbie has been created in the standard 1.85:1 widescreen ratio making it perfect for almost every cinema screen in the world, Oppenheimer has been shot entirely on large format film and requires an Imax screen with a 1.43:1 aspect ratio if it is to be viewed as Nolan intended. 

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Hannah Rooke
Freelance contributor

Having studied Journalism and Public Relations at the University of the West of England Hannah developed a love for photography through a module on photojournalism. She specializes in Portrait, Fashion and lifestyle photography but has more recently branched out in the world of stylized product photography. Hannah spent three years working at Wex Photo Video as a Senior Sales Assistant, using her experience and knowledge of cameras to help people buy the equipment that is right for them. With eight years experience working with studio lighting, Hannah has run many successful workshops teaching people how to use different lighting setups.