Full-frame equivalent f-number to aperture f-number at 1-inch sensor 13.2mm
1 Equivalent aperture = 0.3663 Aperture · profile-dependent conversion · context: sensor profile
Direct Answer
1 Equivalent aperture equals 0.3663 Aperture
This result depends on the selected profile context: sensor profile.
For 2 Equivalent aperture, this profile returns 0.732601 Aperture.
Converter Calculator
1 Equivalent aperture (f-number, DoF basis) =
0.3663 Aperture (f-number)
Explanation
1-inch sensor 13.2mm uses crop factor 2.73 and sensor width 13.2 mm. f_number = equivalent_f / 2.73. For input 1 eq f, output is 0.3663003663 f.
From Equivalent aperture to Aperture, results depend on the selected sensor profile and stay consistent with that profile across table rows and calculator input.
Read more
Keep the same profile in both directions to avoid mixing lookup systems that use different size mappings.
Common Conversion Values
| Equivalent aperture (f-number, DoF basis) | Aperture (f-number) |
|---|---|
| 1 | 0.3663 |
| 2 | 0.732601 |
| 5 | 1.831502 |
| 10 | 3.663004 |
| 14 | 5.128205 |
| 18 | 6.593407 |
| 24 | 8.791209 |
| 35 | 12.820513 |
| 50 | 18.315018 |
| 85 | 31.135531 |
| 100 | 36.630037 |
| 135 | 49.450549 |
| 200 | 73.260073 |