| Depth-of-Field Data for EF400mm f/5.6L
USM |
| [unit:m] |
| D |
F5.6 |
8 |
11 |
16 |
22 |
32 |
| ND |
FD |
ND |
FD |
ND |
FD |
ND |
FD |
ND |
FD |
ND |
FD |
| Inf. |
757.09 |
Inf. |
549.05 |
Inf. |
388.52 |
Inf. |
274.80 |
Inf. |
194.46 |
Inf. |
137.68 |
Inf. |
| 20 |
19.50 |
20.53 |
19.32 |
20.73 |
19.05 |
21.05 |
18.68 |
21.52 |
18.19 |
22.22 |
17.54 |
23.30 |
| 10 |
9.88 |
10.13 |
9.83 |
10.17 |
9.76 |
10.25 |
9.67 |
10.35 |
9.54 |
10.51 |
9.36 |
10.74 |
| 7 |
6.94 |
7.06 |
6.92 |
7.08 |
6.89 |
7.12 |
6.84 |
7.17 |
6.78 |
7.24 |
6.69 |
7.34 |
| 5 |
4.97 |
5.03 |
4.96 |
5.04 |
4.94 |
5.06 |
4.92 |
5.08 |
4.89 |
5.12 |
4.85 |
5.17 |
| 4 |
3.98 |
4.02 |
3.98 |
4.02 |
3.97 |
4.04 |
3.95 |
4.05 |
3.93 |
4.07 |
3.90 |
4.10 |
| 3.5 |
3.49 |
3.51 |
3.48 |
3.52 |
3.47 |
3.53 |
3.46 |
3.54 |
3.45 |
3.55 |
3.43 |
3.58 | |
| * D = Focusing Distance
ND = Near Distance FD =
Far Distance Inf. =
Infinity |
