Depth of Field Calculator

Camera, film format, or circle of confusion


Focal length (mm)
Selected f-stop
Subject distance


Subject distance  10 ft
 
Depth of field 
Near limit  7.69 ft
Far limit  14.3 ft
Total  6.61 ft
 
In front of subject  2.31 ft (35%)
Behind subject  4.3 ft (65%)
 
Hyperfocal distance  32.8 ft
Circle of confusion  0.019 mm
Focus at the subject distance, 10 ft  
6.61 ft
7.69 ft   14.3 ft
  Focus at the hyperfocal
distance, 32.8 ft
 
  Depth of field extends from
16.4 ft to infinity