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Fujifilm GFX mount Ultra-wide prime

Fujifilm GF 23mm F4 R LM WR Fujinon

Quick answer

The Fujifilm GF 23mm F4 R LM WR Fujinon is a ultra-wide prime lens covering 23mm at f/4.0 for the Fujifilm GFX mount. Its moderate maximum aperture works best in good light or with a higher ISO.

  • Full frame
  • APS-C (35mm equiv.)
  • Micro Four Thirds (46mm equiv.)
  • Other systems via mount adapter
  • 7 Fujifilm GFX cameras
Focal
23mm
Aperture
f/4–32
Weight
845g
Filter
82mm
Min focus
0.38m
AF motor
Linear motor

What 23mm sees

Full frame crop 1.0×
86.5° 76.1° horizontal
APS-C crop 1.5× → 35mm
64.2° 55.1° horizontal
Micro Four Thirds crop 2.0× → 46mm
50.4° 42.7° horizontal

Diagonal angle of view. Frames drawn to scale at 23mm. Calculated from the focal length and crop factor (adapted mount, so sensor size depends on your camera), not measured.

Open the field-of-view calculator

Fujifilm GF 23mm F4 R LM WR Fujinon specifications

Optics

Focal length
23mm
Maximum aperture
f/4.0
Minimum aperture
f/32
Format coverage
Medium format
Optical construction
15 elements in 12 groups
Aperture blades
9

Focus

Autofocus motor
Linear motor
Minimum focus distance
0.38 m
Maximum magnification
0.09×

Physical

Weather sealing
Yes
Filter thread
82 mm
Weight
845 g
Length
103 mm
Diameter
90 mm

General

Brand
Fujifilm
Mount
Fujifilm GFX
Lens type
Prime
Released
2017

Specification source: en.wikipedia.org

What can you shoot with the Fujifilm GF 23mm F4 R LM WR Fujinon?

At 23mm this is a ultra-wide prime, which typically suits:

  • Landscapes and big skies
  • Architecture and interiors
  • Astrophotography and night skies

Its moderate maximum aperture works best in good light or with a higher ISO.

Frequently asked questions

What mount does the Fujifilm GF 23mm F4 R LM WR Fujinon use?

It uses the Fujifilm GFX mount, so it fits Fujifilm GFX cameras directly and can be used on other systems through a mount adapter.

What is the focal length of the Fujifilm GF 23mm F4 R LM WR Fujinon?

It is a fixed 23mm lens with a maximum aperture of f/4.0. That makes it a ultra-wide lens.

Is the Fujifilm GF 23mm F4 R LM WR Fujinon a prime or a zoom lens?

It is a prime lens with a fixed 23mm focal length. Primes usually open wider than zooms; this one opens to f/4.0.

What is the Fujifilm GF 23mm F4 R LM WR Fujinon equivalent on a crop sensor?

On APS-C (1.5x crop) it frames like 35mm on full frame, with a 55.1° horizontal and 64.2° diagonal field of view. On Micro Four Thirds (2x crop) it frames like 46mm on full frame, with a 42.7° horizontal and 50.4° diagonal field of view. These figures are calculated from the focal length and crop factor.

Which cameras does the Fujifilm GF 23mm F4 R LM WR Fujinon fit?

Any Fujifilm GFX-mount camera, including Fujifilm GFX 50R, Fujifilm GFX 50S, Fujifilm GFX100, Fujifilm GFX100 II, and Fujifilm GFX100S and 2 more.