| |
Camera-to-subject distance (in metres) Circle of least confusion 1/60mm |
| F stop |
0.28 |
0.3 |
0.4 |
0.5 |
0.7 |
1.0 |
2.0 |
3.0 |
5.0 |
Inf. |
| 2.8 |
0.271~0.291
|
0.288~0.313
|
0.373~0.434
|
0.452~0.565
|
0.595~0.864
|
0.780~1.442
|
1.218~6.649
|
1.498~Inf.
|
1.836~Inf.
|
2.768~Inf.
|
| 4 |
0.267~0.295
|
0.284~0.320
|
0.363~0.450
|
0.436~0.597
|
0.563~0.961
|
0.719~1.778
|
1.061~3799.152
|
1.259~Inf.
|
1.480~Inf.
|
2.007~Inf.
|
| 5.6 |
0.262~0.302
|
0.278~0.329
|
0.351~0.476
|
0.415~0.654
|
0.523~1.153
|
0.649~2.735
|
0.899~Inf.
|
1.031~Inf.
|
1.167~Inf.
|
1.454~Inf.
|
| 8 |
0.256~0.314
|
0.271~0.344
|
0.335~0.521
|
0.390~0.762
|
0.478~1.647
|
0.574~14.434
|
0.747~Inf.
|
0.830~Inf.
|
0.910~Inf.
|
1.064~Inf.
|
| 11 |
0.248~0.332
|
0.261~0.369
|
0.316~0.609
|
0.361~1.018
|
0.429~4.848
|
0.499~Inf.
|
0.612~Inf.
|
0.661~Inf.
|
0.707~Inf.
|
0.787~Inf.
|
| 16 |
0.239~0.366
|
0.249~0.416
|
0.295~0.827
|
0.329~2.189
|
0.379~Inf.
|
0.426~Inf.
|
0.497~Inf.
|
0.525~Inf.
|
0.550~Inf.
|
0.592~Inf.
|
| 22 |
0.227~0.436
|
0.236~0.523
|
0.271~2.045
|
0.297~Inf.
|
0.331~Inf.
|
0.361~Inf.
|
0.403~Inf.
|
0.419~Inf.
|
0.432~Inf.
|
0.454~Inf.
|
|