Aperture f-number to full-frame equivalent f-number at Micro Four Thirds 17.3mm

1 Aperture = 2 Equivalent aperture · profile-dependent conversion · context: sensor profile

Direct Answer

1 Aperture equals 2 Equivalent aperture

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

For 2 Aperture, this profile returns 4 Equivalent aperture.

Converter Calculator

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

Explanation

Micro Four Thirds 17.3mm uses crop factor 2 and sensor width 17.3 mm. equivalent_f = f_number x 2. For input 1 f, output is 2 eq f.

From Aperture to Equivalent aperture, results depend on the selected sensor profile and stay consistent with that profile across table rows and calculator input.

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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 2
2 4
5 10
10 20
14 28
18 36
24 48
35 70
50 100
85 170
100 200
135 270
200 400