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Specifications at a glance - Technirama®
Process Developer: Technicolor Corporation / Technicolor Italiana
Year of Introduction: 1957

NEGATIVE SPECS:
Film Gauge: 35mm
Direction of travel: Horizontal - eight perforations - 24 fps
Camera Optics: 1.5X Anamorphic
Aperture Dimensions: 1.496" x .992"
Max Aspect Ratio: 2.25:1

PRINT SPECS: 35mm Anamorphic Reduction Print
Film Gauge: 35mm
Direction of travel: Vertical - four perforations - 24 fps
Projector Optics: 2x Anamorphic squeeze
Aperture Dimensions: .839" x .700" nominal
Max Aspect Ratio: 2.35:1 (with squeeze)
Sound Format: "Magoptical" Four Track Stereo as per CinemaScope, plus half width mono optical - CS perforations
Alt Sound Format: Optical monophonic - Standard perforations

PRINT SPECS: 70mm Roadshow Print - Super Technirama 70®
Film Gauge: 70mm
Direction of travel: Vertical - five perforations - 24 fps
Projector Optics: Spherical
Aperture Dimensions: 1.912" x .870" nominal
Max Aspect Ratio: 2.21:1
Sound Format: Magnetic Six Track Stereo - L, LC, C, RC, R stage channels and mono surround channel
70mm print conforms identically with post 1956 Todd-AO specifications.
A few films were shown in Europe in 1957 using an 8 perforation horizontal contact print.


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