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Depth Of Field Calculator

© Don Fleming

Film format, digital camera, or custom circle of confusion

(Circle of confusion calculator for cameras not listed here.)

Actual lens focal length (mm)

(Actual focal lengths of digital camera lenses are listed here.)

Selected aperture

Subject distance

 Near limit of acceptable sharpness
 Far limit of acceptable sharpness

 Total depth of field
 Depth of field in front of subject
 Depth of field behind subject

 Hyperfocal distance

 Circle of confusion for selected format.

Hyperfocal distance

Thanks to Don Fleming for this beautiful calculator.
Check out his site with more calculators, and articles about DoF: DOFMaster

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Original calculator can be found here:


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