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Hyperfocal Distance Calculator — Maximum Sharpness Range

Find the focus distance that maximises depth of field from the nearest sharp point to infinity.

Determines circle of confusion

How We Calculate This

The hyperfocal distance formula is:

H = f² / (N × c) + f

Where f = focal length (mm), N = f-number, c = circle of confusion (mm). When you focus at H, everything from H/2 to infinity is acceptably sharp.

Example: 24mm at f/11, full frame (c=0.029mm): H = 576/(11×0.029) + 24 = 1829mm = 1.83m. Near sharp limit = 0.91m.

Frequently Asked Questions

Last updated: February 2026

All calculations are estimates based on standard optical and photographic formulas. Results may vary with specific equipment.