Соответствие разных стандартов чувствительности фотопленки
| ISO | ASA
(США) | BSI (Ig) | ГОСТ
(СССР) | ГОСТ
(современный) | DIN |
| 3 | 3 | 16' | | 3 | 6 |
| 4 | 4 | 17' | | 4 | 7 |
| 5 | 5 | 18' | 4 | 5 | 8 |
| 6 | 6 | 19' | 6 | 6 | 9 |
| 8 | 8 | 20' | 8 | 8 | 10 |
| 10 | 10 | 21' | 10 | | 11 |
| 12 | 12 | 22' | 11 | 12 | 12 |
| 16 | 16 | 23' | 16 | 16 | 13 |
| 20 | 20 | 24' | 20 | | 14 |
| 25 | 25 | 25' | 22 | 25 | 15 |
| 32 | 32 | 26' | 32 | 32 | 16 |
| 40 | 40 | 27' | 40 | | 17 |
| 50 | 50 | 28' | 45 | 50 | 18 |
| 65 | 65 | 29' | 65 | | 19 |
| 80 | 80 | 30' | 65 | 80 | 20 |
| 100 | 100 | 31' | 90 | 100 | 21 |
| 125 | 125 | 32' | 125 | | 22 |
| 160 | 160 | 33' | 130 | 160 | 23 |
| 200 | 200 | 34' | 180 | 200 | 24 |
| 250 | 250 | 35' | 250 | 250 | 25 |
| 320 | 320 | 36' | 320 | | 26 |
| 400 | 400 | 37' | 350 | 400 | 27 |
| 500 | 500 | 38' | 500 | 500 | 28 |
| 650 | 650 | 39' | 650 | | 29 |
| 800 | 800 | 40' | 720 | 800 | 30 |
| 1000 | 1000 | 41' | 1000 | | 31 |
| 1200 | 1200 | 42' | 1200 | | 32 |
| 1600 | 1600 | 43' | 1600 | | 33 |
