Front-to-back sharpness for a 50 mm lens on APS-C (Nikon, Sony, Fujifilm, Pentax): 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 (Nikon, Sony, Fujifilm, Pentax)
| Aperture | Hyperfocal (m) | Hyperfocal (ft) | Sharp from (m) | Sharp from (ft) |
|---|---|---|---|---|
| f/1.4 | 89.34 m | 293.1 ft | 44.67 m | 146.5 ft |
| f/1.8 | 69.49 m | 228.0 ft | 34.75 m | 114.0 ft |
| f/2 | 62.55 m | 205.2 ft | 31.27 m | 102.6 ft |
| f/2.8 | 44.69 m | 146.6 ft | 22.35 m | 73.3 ft |
| f/4 | 31.30 m | 102.7 ft | 15.65 m | 51.3 ft |
| f/5.6 | 22.37 m | 73.4 ft | 11.19 m | 36.7 ft |
| f/8 | 15.68 m | 51.4 ft | 7.84 m | 25.7 ft |
| f/11 | 11.41 m | 37.4 ft | 5.71 m | 18.7 ft |
| f/16 | 7.86 m | 25.8 ft | 3.93 m | 12.9 ft |
| f/22 | 5.73 m | 18.8 ft | 2.87 m | 9.4 ft |
Circle of confusion 0.02 mm. A 50 mm lens on this sensor frames like 76 mm on full frame.
Other focal lengths
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