IRMAX

Calibration reference · format comparison

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One full-frame negative, cropped eleven different ways across a century of cinema — from Movietone's boxy 1.19:1 in the late 1920s to Ultra Panavision 70's sweeping 2.76:1. Select a format to see how much of the picture survives the trim.

IRMAX · REF 1.43:1 IMAX GT · 15/70 FRAME 004821
Aspect ratio
1.43:1
Picture height retained
83%
Gauge
65mm negative · 15-perf

IMAX GT (15/70)