Front-to-back sharpness for a 50 mm lens on APS-C (Canon): focus at the hyperfocal distance and everything from half that distance to infinity is acceptably sharp.
The chart lists every aperture in meters and feet; the calculator above it is preset to these values so you can try other settings.
Hyperfocal distance chart: 50 mm on APS-C (Canon)
| Aperture | Hyperfocal (m) | Hyperfocal (ft) | Sharp from (m) | Sharp from (ft) |
|---|---|---|---|---|
| f/1.4 | 94.03 m | 308.5 ft | 47.02 m | 154.3 ft |
| f/1.8 | 73.15 m | 240.0 ft | 36.57 m | 120.0 ft |
| f/2 | 65.84 m | 216.0 ft | 32.92 m | 108.0 ft |
| f/2.8 | 47.04 m | 154.3 ft | 23.52 m | 77.2 ft |
| f/4 | 32.94 m | 108.1 ft | 16.47 m | 54.0 ft |
| f/5.6 | 23.55 m | 77.3 ft | 11.77 m | 38.6 ft |
| f/8 | 16.50 m | 54.1 ft | 8.25 m | 27.1 ft |
| f/11 | 12.01 m | 39.4 ft | 6.01 m | 19.7 ft |
| f/16 | 8.27 m | 27.1 ft | 4.14 m | 13.6 ft |
| f/22 | 6.03 m | 19.8 ft | 3.02 m | 9.9 ft |
Circle of confusion 0.019 mm. A 50 mm lens on this sensor frames like 80 mm on full frame.
Other focal lengths
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