Depth of field for the OM 17mm F1.8 II on the OM System OM-1 (2.00× crop, circle of confusion 0.015 mm). At 17 mm and f/8 the hyperfocal distance is 2.4 m — focus there and everything from 1.2 m to infinity is sharp.
Focal length
17 mm
34 mm FF equiv.
Hyperfocal @ f/8
2.4 m
8 ft
NPF wide open
9.6 s
f/1.8, 3.32 µm pixels
Horizontal FOV
55.8°
Depth of field chart at 17 mm
| Focus distance | f/2 | f/2.8 | f/4 | f/5.6 | f/8 | f/11 |
|---|---|---|---|---|---|---|
| 1 m | 0.91–1.1 m | 0.87–1.2 m | 0.83–1.3 m | 0.78–1.4 m | 0.71–1.7 m | 0.64–2.3 m |
| 2 m | 1.66–2.5 m | 1.55–2.8 m | 1.42–3.4 m | 1.27–4.7 m | 1.10–11.3 m | 0.94–∞ m |
| 3 m | 2.29–4.3 m | 2.09–5.3 m | 1.85–7.9 m | 1.61–22.6 m | 1.34–∞ m | 1.11–∞ m |
| 5 m | 3.30–10.4 m | 2.90–18.1 m | 2.46–∞ m | 2.04–∞ m | 1.63–∞ m | 1.30–∞ m |
| 10 m | 4.91–∞ m | 4.08–∞ m | 3.25–∞ m | 2.56–∞ m | 1.94–∞ m | 1.49–∞ m |
| 20 m | 6.51–∞ m | 5.12–∞ m | 3.88–∞ m | 2.94–∞ m | 2.15–∞ m | 1.61–∞ m |
Each cell shows the near and far limits of acceptable sharpness.
Open the DoF calculator with this setup