EV (Exposure Value)

EV = log₂(N²/t). N=aperture, t=shutter.

Created by: Renato Passos, Eng. de Software
Reviewed by: Renato Passos, Eng. de Software

Last updated: Apr 18, 2026

f-number

Shutter (s)

EV

9,9

Formula

log₂(N²/t)

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