Key numbers
- Mount / system: Canon EF (Full Frame DSLR)
- Sensor: Full Frame, 36 × 24mm
- Focal length: 100mm
- Aperture: f/2.8 to f/32
- DoF at 3 m, 100mm, f/2.8: 2.93–3.07 m (≈ 14 cm deep)
- Hyperfocal distance (100mm, f/8): 43.4 m
Depth of field table
Distances are measured from the sensor plane. Each cell shows the near and far limit of acceptable sharpness in metres (∞ = to infinity). Circle of confusion = sensor diagonal / 1500.
| Aperture | Hyperfocal | 1 m | 2 m | 3 m | 5 m | 10 m |
|---|---|---|---|---|---|---|
| f/2.8 | 124 m | 0.99–1.01 | 1.97–2.03 | 2.93–3.07 | 4.81–5.21 | 9.26–10.9 |
| f/4 | 86.8 m | 0.99–1.01 | 1.96–2.04 | 2.90–3.10 | 4.73–5.30 | 8.98–11.3 |
| f/5.6 | 62.0 m | 0.99–1.01 | 1.94–2.06 | 2.87–3.15 | 4.63–5.43 | 8.62–11.9 |
| f/8 | 43.4 m | 0.98–1.02 | 1.92–2.09 | 2.81–3.21 | 4.49–5.64 | 8.14–13.0 |
| f/11 | 31.6 m | 0.97–1.03 | 1.89–2.13 | 2.75–3.30 | 4.33–5.92 | 7.62–14.6 |
| f/16 | 21.8 m | 0.96–1.04 | 1.84–2.19 | 2.65–3.46 | 4.08–6.45 | 6.87–18.3 |
| f/22 | 15.9 m | 0.95–1.06 | 1.79–2.27 | 2.54–3.67 | 3.82–7.24 | 6.16–26.6 |
| f/32 | 10.9 m | 0.92–1.09 | 1.70–2.42 | 2.37–4.08 | 3.45–9.06 | 5.25–106 |
FAQ
What is the depth of field of the Canon EF 100mm F2.8L Macro IS USM at f/2.8 and 3 m?
At 100mm, f/2.8 and focus at 3 m, acceptable sharpness runs from 2.93 to 3.07 m — about 14 cm in total.
What is the hyperfocal distance of the Canon EF 100mm F2.8L Macro IS USM?
At 100mm and f/8 on a Full Frame sensor the hyperfocal distance is about 43.4 m. Focus there and everything from 21.7 m to infinity is sharp.
How do I get more background blur with the Canon EF 100mm F2.8L Macro IS USM?
Open the aperture to f/2.8, move closer to your subject and increase the distance between subject and background. You can check the result in the calculator above.
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