Aperture f-number to full-frame equivalent f-number at Medium format 44x33

1 Aperture = 0.79 Equivalent aperture · profile-dependent conversion · context: sensor profile

Direct Answer

1 Aperture equals 0.79 Equivalent aperture

This result depends on the selected profile context: sensor profile.

For 2 Aperture, this profile returns 1.58 Equivalent aperture.

Converter Calculator

1 Aperture (f-number) =
0.79 Equivalent aperture (f-number, DoF basis)

Explanation

Medium format 44x33 uses crop factor 0.79 and sensor width 44 mm. equivalent_f = f_number x 0.79. For input 1 f, output is 0.79 eq f.

For Aperture to Equivalent aperture, the active sensor profile determines the conversion constants applied to every value.

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Keep the same profile in both directions to avoid mixing lookup systems that use different size mappings.

Method & Reference (Verified)

  • Method basis: profile-bound mapping; constants depend on the selected profile encoded in the route.
  • Profile reference: sensor profile.
  • Consistency rule: keep the same profile in mirror direction to avoid mixing incompatible mappings.

Common Conversion Values

Aperture (f-number)Equivalent aperture (f-number, DoF basis)
1 0.79
2 1.58
5 3.95
10 7.9
14 11.06
18 14.22
24 18.96
35 27.65
50 39.5
85 67.15
100 79
135 106.65
200 158