Come calcolare l’esposizione equivalente. Uno strumento versatile per i rapidi calcoli esposimetrici di ogni giorno!

Come calcolare l'esposizione equivalente: Tempi, Diaframmi, ISO, EV.
Diaframma
f /
Tempo di Esposizione
s
Sensibilità
ISO
Esposizione (non si cambia direttamente)
EV = 19
Scena molto luminosa!
Blocca
| EV | f/1 | f/1.4 | f/2 | f/2.8 | f/4 | f/5.6 | f/8 | f/11 | f/16 | f/22 | f/32 | EV |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| -2 | 4″ | 8″ | 15″ | 30″ | 64″ | 128″ | 256″ | 512″ | -2 | |||
| -1 | 2″ | 4″ | 8″ | 15″ | 30″ | 64″ | 128″ | 256″ | 512″ | -1 | ||
| 0 | 1 sec | 2″ | 4″ | 8″ | 15″ | 30″ | 64″ | 128″ | 256″ | 512″ | 0 | |
| 1 | 1/2 | 1 sec | 2″ | 4″ | 8″ | 15″ | 30″ | 64″ | 128″ | 256″ | 512″ | 1 |
| 2 | 1/4 | 1/2 | 1 sec | 2″ | 4″ | 8″ | 15″ | 30″ | 64″ | 128″ | 256″ | 2 |
| 3 | 1/8 | 1/4 | 1/2 | 1 sec | 2″ | 4″ | 8″ | 15″ | 30″ | 64″ | 128″ | 3 |
| 4 | 1/15 | 1/8 | 1/4 | 1/2 | 1 sec | 2″ | 4″ | 8″ | 15″ | 30″ | 64″ | 4 |
| 5 | 1/30 | 1/15 | 1/8 | 1/4 | 1/2 | 1 sec | 2″ | 4″ | 8″ | 15″ | 30″ | 5 |
| 6 | 1/60 | 1/30 | 1/15 | 1/8 | 1/4 | 1/2 | 1 sec | 2″ | 4″ | 8″ | 15″ | 6 |
| 7 | 1/125 | 1/60 | 1/30 | 1/15 | 1/8 | 1/4 | 1/2 | 1 sec | 2″ | 4″ | 8″ | 7 |
| 8 | 1/250 | 1/125 | 1/60 | 1/30 | 1/15 | 1/8 | 1/4 | 1/2 | 1 sec | 2″ | 4″ | 8 |
| 9 | 1/500 | 1/250 | 1/125 | 1/60 | 1/30 | 1/15 | 1/8 | 1/4 | 1/2 | 1 sec | 2″ | 9 |
| 10 | 1/1000 | 1/500 | 1/250 | 1/125 | 1/60 | 1/30 | 1/15 | 1/8 | 1/4 | 1/2 | 1 sec | 10 |
| 11 | 1/2000 | 1/1000 | 1/500 | 1/250 | 1/125 | 1/60 | 1/30 | 1/15 | 1/8 | 1/4 | 1/2 | 11 |
| 12 | 1/4000 | 1/2000 | 1/1000 | 1/500 | 1/250 | 1/125 | 1/60 | 1/30 | 1/15 | 1/8 | 1/4 | 12 |
| 13 | 1/8000 | 1/4000 | 1/2000 | 1/1000 | 1/500 | 1/250 | 1/125 | 1/60 | 1/30 | 1/15 | 1/8 | 13 |
| 14 | 1/8000 | 1/4000 | 1/2000 | 1/1000 | 1/500 | 1/250 | 1/125 | 1/60 | 1/30 | 1/15 | 14 | |
| 15 | 1/8000 | 1/4000 | 1/2000 | 1/1000 | 1/500 | 1/250 | 1/125 | 1/60 | 1/30 | 15 | ||
| 16 | 1/8000 | 1/4000 | 1/2000 | 1/1000 | 1/500 | 1/250 | 1/125 | 1/60 | 16 | |||
| 17 | 1/8000 | 1/4000 | 1/2000 | 1/1000 | 1/500 | 1/250 | 1/125 | 17 | ||||
| 18 | 1/8000 | 1/4000 | 1/2000 | 1/1000 | 1/500 | 1/250 | 18 | |||||
| 19 | 1/8000 | 1/4000 | 1/2000 | 1/1000 | 1/500 | 19 | ||||||
| 20 | 1/8000 | 1/4000 | 1/2000 | 1/1000 | 20 | |||||||
| EV | f/1 | f/1.4 | f/2 | f/2.8 | f/4 | f/5.6 | f/8 | f/11 | f/16 | f/22 | f/32 | EV |