ASA |
Weston |
General Electric |
H & D | American Scheiner | European Scheiner | Din |
- | .3 | - | 7.5 | 4 | 10 | - |
- | .35 | - | 8.75 | 5 | 11 | - |
0.6 | .5 | - | 12.5 | 6 | 12 | - |
0.8 | .6 | - | 15 | 7 | 13 | - |
1.0 | .7 | 1 | 17.5 | 8 | 14 | 1/10 |
1.2 | 1.0 | 1.5 | 25 | 9 | 15 | 2/10 |
1.6 | 1.2 | 2 | 30 | 10 | 16 | 3/10 |
2.0 | 1.5 | - | 38 | 11 | 17 | 4/10 |
2.5 | 2.0 | 3 | 50 | 12 | 18 | 5/10 |
3 | 2.5 | 4 | 63 | 13 | 19 | 6/10 |
4 | 3 | 4.5 | 75 | 14 | 20 | 7/10 |
5 | 4 | - | 100 | 15 | 21 | 8/10 |
6 | 5 | 7.5 | 125 | 16 | 22 | 9/10 |
8 | 6 | 9 | 150 | 17 | 23 | 10/10 |
10 | 8 | 12 | 200 | 18 | 24 | 11/10 |
12 | 10 | 15 | 250 | 19 | 25 | 12/10 |
16 | 12 | 18 | 300 | 20 | 26 | 13/10 |
20 | 16 | 24 | 400 | 21 | 27 | 14/10 |
25 | 20 | 30 | 500 | 22 | 28 | 15/10 |
32 | 24 | 36 | 600 | 23 | 29 | 16/10 |
40 | 32 | 48 | 800 | 24 | 30 | 17/10 |
50 | 40 | 60 | 1.000 | 25 | 31 | 18/10 |
64 | 50 | 75 | 1.250 | 26 | 32 | 19/10 |
80 | 64 | 100 | 1.600 | 27 | 33 | 20/10 |
100 | 80 | 120 | 2.000 | 28 | 34 | 21/10 |
125 | 100 | 150 | 2.500 | 29 | 35 | 22/10 |
160 | 125 | 200 | 3.120 | 30 | 36 | 23/10 |
200 | 160 | 250 | 4.000 | 31 | 37 | 24/10 |
250 | 200 | 300 | 5.000 | 32 | 38 | 25/10 |
320 | 250 | 400 | 6.250 | 33 | 39 | 26/10 |
400 | 320 | 500 | 8.000 | 34 | 10 | 27/10 |
500 | 400 | 600 | 10.000 | 35 | 41 | 28/10 |
650 | 500 | 800 | 12.500 | 36 | 42 | 29/10 |
800 | 650 | 900 | 16.250 | 37 | 43 | 30/10 |
1.000 |
800 | 1.000 | 20.000 | 38 | 44 | 31/10 |
Table de conversion des différents types de mesures de rapidités de films
Par Laurent de Miollis.