Front-to-back sharpness for a 85 mm lens on Medium format (44×33): 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: 85 mm on Medium format (44×33)
| Aperture | Hyperfocal (m) | Hyperfocal (ft) | Sharp from (m) | Sharp from (ft) |
|---|---|---|---|---|
| f/1.4 | 135.89 m | 445.8 ft | 67.95 m | 222.9 ft |
| f/1.8 | 105.71 m | 346.8 ft | 52.86 m | 173.4 ft |
| f/2 | 95.15 m | 312.2 ft | 47.58 m | 156.1 ft |
| f/2.8 | 67.99 m | 223.1 ft | 33.99 m | 111.5 ft |
| f/4 | 47.62 m | 156.2 ft | 23.81 m | 78.1 ft |
| f/5.6 | 34.04 m | 111.7 ft | 17.02 m | 55.8 ft |
| f/8 | 23.85 m | 78.3 ft | 11.93 m | 39.1 ft |
| f/11 | 17.37 m | 57.0 ft | 8.68 m | 28.5 ft |
| f/16 | 11.97 m | 39.3 ft | 5.98 m | 19.6 ft |
| f/22 | 8.73 m | 28.6 ft | 4.36 m | 14.3 ft |
Circle of confusion 0.038 mm. A 85 mm lens on this sensor frames like 67 mm on full frame.
Other focal lengths
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