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Film formats

What 70mm Adds to the Picture

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Photo: Marquee (3961147060) by Angelo DeSantis from Berkeley, US (CC BY 2.0), via Openverse

Seventy millimetre film uses a wider strip than the standard gauge, capturing a larger negative area that holds noticeably more visual information across the whole frame. Filmmakers historically chose it for pictures built around scale, where landscapes, crowds or elaborate sets benefited from the extra resolution and depth of field.

Projected properly, the format produces an image with unusual clarity and a fuller sense of colour, along with room for wider soundtracks that give music and effects more genuine presence in the room. Audiences often describe the difference as immersive rather than simply sharper, noticing it in the body before the mind catches up.

Because suitable prints and projectors are genuinely rare today, a 70mm screening is treated as a real event by repertory audiences everywhere. Seeing one scheduled is usually reason enough to buy a ticket, regardless of how many times the film has already been seen before that night.

Preserving the equipment needed for this format takes real dedication from venues willing to maintain older projectors long after most of the industry moved on. Every successful screening depends on that quiet, ongoing commitment, which is part of why audiences treat a well projected large format print with such evident appreciation.

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Printed from Movies Fan Club. Sources for this article are listed at the end of the page.