Aspect Ratio Calc

2.35:1 Aspect Ratio Calculator

2.35:1 is the classic cinemascope ratio of epic films. Modern cinema settled on 2.39:1, but the terms are used interchangeably. Movies in this ratio show letterbox bars on 16:9 TVs.

Ratio locked to 2.35:1. Enter either side, get the other.

Enter a width or height above.

Common 2.35:1 sizes

PixelsUsage
2048×858DCI 2K scope
4096×1716DCI 4K scope
2560×1080Anamorphic 16:9 crop

Frequently asked questions

Is it 2.35:1 or 2.39:1?

Historically 2.35:1 (CinemaScope, 1950s). In 1970 the standard changed slightly to 2.39:1 (often rounded to 2.40:1). Both describe the same cinematic look and the names are used interchangeably.

Why do movies have black bars on my TV?

Your TV is 16:9 (1.78:1) but the film is 2.39:1 — wider. Bars are added top and bottom (letterboxing) to preserve the director's framing.

How do I shoot 2.35:1?

Either use an anamorphic lens, or shoot 16:9 and crop the height: for 3840px width, 2.35:1 height is about 1634px. Use the calculator to solve exact dimensions.

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