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Tokina Firin 20mm F2 FE MF

Sony E

Tokina Firin 20mm F2 FE MF

Focal length
20 mm
Aperture
f/2
Weight
490 g
Filter diameter
62 mm
Min. focus distance
28 cm
Length
82 mm
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At a Glance

The Tokina Firin 20mm F2 FE MF is a manual-focus ultra-wide prime for full-frame Sony E-mount. Its f/2 aperture gathers a good amount of light for night sky work. It has an aperture ring with a de-clicked option and a depth of field index, and it focuses down to 28 cm. The wide view also suits landscapes, architecture and interiors.

Good for

  • Landscape
  • Architecture
  • Interiors
  • Night sky

Worth knowing

  • No autofocus: focusing is manual only.

Derived from the manufacturer data, not from our own tests. How we check

Technical Specifications

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Min. focal length
20 mm
Max. focal length
20 mm
Max. aperture (min. zoom)
f/2
Max. aperture (max. zoom)
f/2
Min. aperture
f/22
Elements
13
Groups
11
Weight
490 g (1.08 lb)
Filter diameter
62 mm
Min. focus distance
28 cm (11.02 in)
Max. magnification
1:10.3 (0.1×)
Length
82 mm (3.23 in)
Diameter
69 mm (2.72 in)

Manufacturer data: tokinalens.com

Last checked: October 13, 2026 (against the manufacturer data) · How we check

Simulate depth of field and angle of view

Compare with other lenses

Which cameras does the Tokina Firin 20mm F2 FE MF fit?

The Tokina Firin 20mm F2 FE MF is a full-frame lens for Sony E-Mount cameras. On full-frame bodies it uses the whole sensor; on APS-C Sony E-Mount cameras its field of view equals 30 mm in full-frame terms.

Sony E-Mount cameras

Full frame:
Sony A7R VI,Sony A7 V,Sony FX2,Sony A1 II,Sony A9 III,Sony A7C II,Sony A7CR,Sony ZV-E1,Sony A7R V,Sony A7 IV,Sony A1,Sony FX3,Sony A7S III,Sony A7C,Sony FX6,Sony A7R IV (A7R IVA),Sony A9 II,Sony FX9,Sony A7 III,Sony A7R III (A7R IIIA),Sony A9,Sony A7R II,Sony A7S II,Sony A7 II,Sony A7S,Sony A7,Sony A7R
APS-C:
Sony ZV-E10 II,Sony A6700,Sony FX30,Sony ZV-E10,Sony A6600,Sony A6100,Sony A6400,Sony A6500,Sony A6300,Sony QX1 (ILCE-QX1),Sony A6000,Sony A5100,Sony A3500,Sony A5000,Sony A3000,Sony NEX-5T,Sony NEX-3N,Sony NEX-6,Sony NEX-5R,Sony NEX-F3,Sony NEX-7,Sony NEX-5N,Sony NEX-C3,Sony NEX-5,Sony NEX-3

Tokina Firin 20mm F2 FE MF compared

Key specs side by side with the most similar Sony E-Mount lenses.

LensTokina Firin 20mm F2 FE MFSamyang 20mm F1.8 ED AS UMCViltrox MF 20mm F1.8Sigma 20mm F2.0 DG DN | Contemporary
Focal length20 mm20 mm20 mm20 mm
Max. aperturef/2f/1.8f/1.8f/2
Weight490 g525 g775 g370 g
Filter diameter62 mm77 mm82 mm62 mm
Min. focus distance28 cm20 cm25 cm22 cm
Length82 mm114.4 mm102 mm74.4 mm
Autofocusnononoyes
Image stabilizationnononono
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Tokina Firin 20mm F2 FE MF: FAQ

Does the Tokina Firin 20mm F2 FE MF have autofocus?

No, the Tokina Firin 20mm F2 FE MF has no autofocus; you focus it manually.

Does the Tokina Firin 20mm F2 FE MF have image stabilization?

No, the Tokina Firin 20mm F2 FE MF has no stabilization of its own. On cameras with in-body image stabilization (IBIS) the image is still stabilized.

How much does the Tokina Firin 20mm F2 FE MF weigh?

The Tokina Firin 20mm F2 FE MF weighs 490 g. It is 82 mm long with a diameter of 69 mm.

What filter size does the Tokina Firin 20mm F2 FE MF use?

The Tokina Firin 20mm F2 FE MF takes 62 mm screw-in filters.

How close can the Tokina Firin 20mm F2 FE MF focus?

The minimum focus distance of the Tokina Firin 20mm F2 FE MF is 28 cm, measured from the sensor plane.

Is the Tokina Firin 20mm F2 FE MF a full-frame lens?

Yes, the Tokina Firin 20mm F2 FE MF covers full frame. On APS-C cameras its field of view equals 30 mm in full-frame terms.

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