Depth of field for the Sigma 85mm F1.4 DG DN | Art 020 on the Sigma fp L (1.00× crop, circle of confusion 0.030 mm). At 85 mm and f/8 the hyperfocal distance is 30.2 m — focus there and everything from 15.1 m to infinity is sharp.
Focal length
85 mm
85 mm FF equiv.
Hyperfocal @ f/8
30.2 m
99 ft
NPF wide open
1.9 s
f/1.4, 3.76 µm pixels
Horizontal FOV
23.9°
Depth of field chart at 85 mm
| Focus distance | f/1.4 | f/2 | f/2.8 | f/4 | f/5.6 | f/8 |
|---|---|---|---|---|---|---|
| 1 m | 0.99–1.0 m | 0.99–1.0 m | 0.99–1.0 m | 0.99–1.0 m | 0.98–1.0 m | 0.97–1.0 m |
| 2 m | 1.98–2.0 m | 1.97–2.0 m | 1.96–2.0 m | 1.94–2.1 m | 1.91–2.1 m | 1.88–2.1 m |
| 3 m | 2.95–3.1 m | 2.93–3.1 m | 2.90–3.1 m | 2.86–3.2 m | 2.81–3.2 m | 2.74–3.3 m |
| 5 m | 4.86–5.1 m | 4.80–5.2 m | 4.73–5.3 m | 4.62–5.4 m | 4.49–5.6 m | 4.30–6.0 m |
| 10 m | 9.46–10.6 m | 9.24–10.9 m | 8.97–11.3 m | 8.59–12.0 m | 8.13–13.0 m | 7.52–14.9 m |
| 20 m | 17.92–22.6 m | 17.16–24.0 m | 16.24–26.0 m | 15.03–29.9 m | 13.67–37.2 m | 12.04–59.1 m |
Each cell shows the near and far limits of acceptable sharpness.
Open the DoF calculator with this setup