Depth of field by subject distance#
35 mm at f/5.6 on APS-C (23.5×15.6 mm), circle of confusion 20 µm. “Background blur” is the size of an out-of-focus light at infinity as a percentage of frame width.
| Focus distance | Near limit | Far limit | Total DoF | Front / behind | Background blur |
|---|---|---|---|---|---|
| 30.0 cm (0.98 ft) | 29.3 cm | 30.7 cm | 1.5 cm | 49% / 51% | 3.51% |
| 50.0 cm (1.64 ft) | 48.0 cm | 52.2 cm | 4.3 cm | 48% / 52% | 2.00% |
| 75.0 cm (2.46 ft) | 70.4 cm | 80.2 cm | 9.8 cm | 47% / 53% | 1.30% |
| 1.00 m (3.28 ft) | 91.9 cm | 1.10 m | 17.8 cm | 46% / 54% | 0.96% |
| 1.50 m (4.92 ft) | 1.32 m | 1.73 m | 40.9 cm | 43% / 57% | 0.64% |
| 2.00 m (6.56 ft) | 1.70 m | 2.44 m | 74.3 cm | 41% / 59% | 0.47% |
| 3.00 m (9.84 ft) | 2.36 m | 4.12 m | 1.76 m | 36% / 64% | 0.31% |
| 4.00 m (13.1 ft) | 2.94 m | 6.27 m | 3.34 m | 32% / 68% | 0.23% |
| 5.00 m (16.4 ft) | 3.44 m | 9.16 m | 5.72 m | 27% / 73% | 0.19% |
| 7.00 m (23.0 ft) | 4.28 m | 19.3 m | 15.0 m | 18% / 82% | 0.13% |
| 10.0 m (32.8 ft) | 5.23 m | 112 m | 107 m | 4% / 96% | 0.09% |
| 15.0 m (49.2 ft) | 6.33 m | ∞ | ∞ | — | 0.06% |
| 20.0 m (65.6 ft) | 7.08 m | ∞ | ∞ | — | 0.05% |
| 30.0 m (98.4 ft) | 8.02 m | ∞ | ∞ | — | 0.03% |
| 50.0 m (164 ft) | 8.98 m | ∞ | ∞ | — | 0.02% |
| 100 m (328 ft) | 9.86 m | ∞ | ∞ | — | 0.01% |
Try other settings#
35 mm at other apertures (subject at 3 m)#
Other focal lengths at f/5.6#
| Focal length | Subject at | Total DoF |
|---|---|---|
| 14 mm | 3.00 m | ∞ |
| 16 mm | 3.00 m | ∞ |
| 20 mm | 3.00 m | 16.5 m |
| 24 mm | 3.00 m | 5.22 m |
| 28 mm | 3.00 m | 3.11 m |
| 35 mm | 3.00 m | 1.76 m |
| 40 mm | 3.00 m | 1.30 m |
| 50 mm | 3.00 m | 80.7 cm |
| 85 mm | 3.00 m | 27.2 cm |
| 105 mm | 3.00 m | 17.7 cm |
| 135 mm | 3.00 m | 10.6 cm |
| 200 mm | 10.0 m | 54.9 cm |
| 300 mm | 10.0 m | 24.1 cm |
| 400 mm | 10.0 m | 13.4 cm |
| 600 mm | 10.0 m | 5.8 cm |
Same lens settings on other formats#
When to use it#
At f/5.6, a 35 mm lens on APS-C is a natural choice for general photography. Focused at 3 m you get 1.76 m of sharp zone; for maximum front-to-back sharpness focus at 11.0 m and everything from 5.49 m to infinity will be acceptably sharp.
See also the f/5.6 aperture guide.
Frequently asked questions#
What is the depth of field of a 35mm lens at f/5.6?
On APS-C, focused at 3 m, it is 1.76 m; at 1 m it is 17.8 cm.
What is the hyperfocal distance for 35mm f/5.6?
11.0 m (36.0 ft) on APS-C. Everything from 5.49 m to infinity is acceptably sharp.
Last updated October 03, 2026 · How we calculate · Sources