Depth of field for the OM System M.Zuiko Digital ED 40-150mm F4.0 PRO on the OM System OM-1 (2.00× crop, circle of confusion 0.015 mm). At 40 mm and f/8 the hyperfocal distance is 13.4 m — focus there and everything from 6.7 m to infinity is sharp.
Focal length
40 mm
80 mm FF equiv.
Hyperfocal @ f/8
13.4 m
44 ft
NPF wide open
6.0 s
f/4, 3.32 µm pixels
Horizontal FOV
25.4°
Depth of field chart at 40 mm
| Focus distance | f/4 | f/5.6 | f/8 | f/11 | f/16 |
|---|---|---|---|---|---|
| 1 m | 0.97–1.0 m | 0.95–1.1 m | 0.93–1.1 m | 0.91–1.1 m | 0.87–1.2 m |
| 2 m | 1.86–2.2 m | 1.81–2.2 m | 1.74–2.3 m | 1.66–2.5 m | 1.55–2.8 m |
| 3 m | 2.70–3.4 m | 2.60–3.6 m | 2.45–3.9 m | 2.30–4.3 m | 2.08–5.4 m |
| 5 m | 4.22–6.1 m | 3.97–6.8 m | 3.64–8.0 m | 3.31–10.2 m | 2.87–19.5 m |
| 10 m | 7.28–16.0 m | 6.57–21.0 m | 5.72–39.5 m | 4.93–∞ m | 4.01–∞ m |
| 20 m | 11.44–79.5 m | 9.77–∞ m | 8.01–∞ m | 6.54–∞ m | 5.01–∞ m |
Each cell shows the near and far limits of acceptable sharpness.
Open the DoF calculator with this setup