Key numbers
- Mount / system: Fujifilm X (APS-C)
- Sensor: APS-C, 23.5 × 15.6mm
- Focal length: 100–400mm (about 307mm full-frame equivalent, 1.53× crop)
- Aperture: f/4.5–5.6 to f/32
- DoF at 3 m, 200mm, f/4.9: 2.98–3.02 m (≈ 4 cm deep)
- Hyperfocal distance (200mm, f/8): 266 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.
100 mm
| Aperture | Hyperfocal | 1 m | 2 m | 3 m | 5 m | 10 m |
|---|---|---|---|---|---|---|
| f/4.5 | 118 m | 0.99–1.01 | 1.97–2.03 | 2.93–3.08 | 4.80–5.22 | 9.23–10.9 |
| f/5.6 | 95.1 m | 0.99–1.01 | 1.96–2.04 | 2.91–3.09 | 4.75–5.27 | 9.06–11.2 |
| f/8 | 66.6 m | 0.99–1.01 | 1.94–2.06 | 2.87–3.14 | 4.66–5.40 | 8.71–11.7 |
| f/11 | 48.4 m | 0.98–1.02 | 1.92–2.08 | 2.83–3.19 | 4.54–5.56 | 8.30–12.6 |
| f/16 | 33.3 m | 0.97–1.03 | 1.89–2.12 | 2.76–3.29 | 4.36–5.86 | 7.71–14.2 |
| f/22 | 24.3 m | 0.96–1.04 | 1.85–2.17 | 2.68–3.41 | 4.16–6.26 | 7.10–16.9 |
| f/32 | 16.7 m | 0.95–1.06 | 1.80–2.26 | 2.56–3.63 | 3.87–7.07 | 6.28–24.5 |
200 mm
| Aperture | Hyperfocal | 1 m | 2 m | 3 m | 5 m | 10 m |
|---|---|---|---|---|---|---|
| f/4.9 | 434 m | 1.00–1.00 | 1.99–2.01 | 2.98–3.02 | 4.95–5.06 | 9.78–10.2 |
| f/5.6 | 380 m | 1.00–1.00 | 1.99–2.01 | 2.98–3.02 | 4.94–5.06 | 9.75–10.3 |
| f/8 | 266 m | 1.00–1.00 | 1.99–2.01 | 2.97–3.03 | 4.91–5.09 | 9.64–10.4 |
| f/11 | 194 m | 1.00–1.00 | 1.98–2.02 | 2.96–3.04 | 4.88–5.13 | 9.52–10.5 |
| f/16 | 133 m | 0.99–1.01 | 1.97–2.03 | 2.94–3.06 | 4.83–5.19 | 9.31–10.8 |
| f/22 | 96.9 m | 0.99–1.01 | 1.96–2.04 | 2.92–3.09 | 4.76–5.26 | 9.08–11.1 |
| f/32 | 66.7 m | 0.99–1.01 | 1.95–2.06 | 2.88–3.13 | 4.66–5.39 | 8.72–11.7 |
400 mm
| Aperture | Hyperfocal | 1 m | 2 m | 3 m | 5 m | 10 m |
|---|---|---|---|---|---|---|
| f/5.6 | 1520 m | 1.00–1.00 | 2.00–2.00 | 2.99–3.01 | 4.98–5.02 | 9.94–10.1 |
| f/8 | 1064 m | 1.00–1.00 | 2.00–2.00 | 2.99–3.01 | 4.98–5.02 | 9.91–10.1 |
| f/11 | 774 m | 1.00–1.00 | 2.00–2.00 | 2.99–3.01 | 4.97–5.03 | 9.88–10.1 |
| f/16 | 532 m | 1.00–1.00 | 1.99–2.01 | 2.99–3.01 | 4.96–5.04 | 9.82–10.2 |
| f/22 | 387 m | 1.00–1.00 | 1.99–2.01 | 2.98–3.02 | 4.94–5.06 | 9.76–10.3 |
| f/32 | 266 m | 1.00–1.00 | 1.99–2.01 | 2.97–3.03 | 4.92–5.09 | 9.65–10.4 |
FAQ
What is the depth of field of the Fujifilm XF 100-400mm F4.5-5.6 R LM OIS WR at f/4.9 and 3 m?
At 200mm, f/4.9 and focus at 3 m, acceptable sharpness runs from 2.98 to 3.02 m — about 4 cm in total.
What is the hyperfocal distance of the Fujifilm XF 100-400mm F4.5-5.6 R LM OIS WR?
At 200mm and f/8 on a APS-C sensor the hyperfocal distance is about 266 m. Focus there and everything from 133 m to infinity is sharp.
How do I get more background blur with the Fujifilm XF 100-400mm F4.5-5.6 R LM OIS WR?
Open the aperture to f/4.9, move closer to your subject and increase the distance between subject and background, and zoom in to the long end. You can check the result in the calculator above.
Other lenses
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- Fujifilm XF 23mm F1.4 R LM WR
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- Fujifilm XF 56mm F1.2 R
- Fujifilm XF 90mm F2 R LM WR
- Fujifilm XF 8-16mm F2.8 R LM WR
- Fujifilm XF 16-55mm F2.8 R LM WR
- Fujifilm XF 18-55mm F2.8-4 R LM OIS
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