Depth of field by subject distance#
200 mm at f/2.8 on full frame (36×24 mm), circle of confusion 30 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 |
|---|---|---|---|---|---|
| 50.0 cm (1.64 ft) | 50.0 cm | 50.0 cm | 0.1 cm | 50% / 50% | 132.28% |
| 75.0 cm (2.46 ft) | 74.9 cm | 75.1 cm | 0.2 cm | 50% / 50% | 72.15% |
| 1.00 m (3.28 ft) | 99.8 cm | 1.00 m | 0.3 cm | 50% / 50% | 49.60% |
| 1.50 m (4.92 ft) | 1.50 m | 1.50 m | 0.8 cm | 50% / 50% | 30.53% |
| 2.00 m (6.56 ft) | 1.99 m | 2.01 m | 1.5 cm | 50% / 50% | 22.05% |
| 3.00 m (9.84 ft) | 2.98 m | 3.02 m | 3.5 cm | 50% / 50% | 14.17% |
| 4.00 m (13.1 ft) | 3.97 m | 4.03 m | 6.4 cm | 50% / 50% | 10.44% |
| 5.00 m (16.4 ft) | 4.95 m | 5.05 m | 10.1 cm | 49% / 51% | 8.27% |
| 7.00 m (23.0 ft) | 6.90 m | 7.10 m | 20.0 cm | 49% / 51% | 5.84% |
| 10.0 m (32.8 ft) | 9.80 m | 10.2 m | 41.2 cm | 49% / 51% | 4.05% |
| 15.0 m (49.2 ft) | 14.5 m | 15.5 m | 93.3 cm | 48% / 52% | 2.68% |
| 20.0 m (65.6 ft) | 19.2 m | 20.9 m | 1.67 m | 48% / 52% | 2.00% |
| 30.0 m (98.4 ft) | 28.2 m | 32.0 m | 3.77 m | 47% / 53% | 1.33% |
| 50.0 m (164 ft) | 45.3 m | 55.8 m | 10.6 m | 45% / 55% | 0.80% |
| 100 m (328 ft) | 82.7 m | 127 m | 43.8 m | 40% / 60% | 0.40% |
Try other settings#
200 mm at other apertures (subject at 3 m)#
Other focal lengths at f/2.8#
Same lens settings on other formats#
When to use it#
At f/2.8, a 200 mm lens on full frame is a natural choice for portraits and subject isolation. Focused at 3 m you get 3.5 cm of sharp zone; for maximum front-to-back sharpness focus at 476 m and everything from 238 m to infinity will be acceptably sharp.
See also the f/2.8 aperture guide.
Frequently asked questions#
What is the depth of field of a 200mm lens at f/2.8?
On full frame, focused at 3 m, it is 3.5 cm; at 1 m it is 0.3 cm.
What is the hyperfocal distance for 200mm f/2.8?
476 m (1563 ft) on full frame. Everything from 238 m to infinity is acceptably sharp.
Last updated October 03, 2026 · How we calculate · Sources