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Samyang / Rokinon AF 18mm F2.8 FE

Sony E Autofocus

Samyang / Rokinon AF 18mm F2.8 FE

Focal length
18 mm
Aperture
f/2.8
Weight
145 g
Filter diameter
58 mm
Min. focus distance
25 cm
Length
60.5 mm

At a Glance

The 18 mm ultra-wide prime for full frame Sony E-Mount has autofocus with a linear motor and a maximum aperture of f/2.8. At 145 g it is compact. The wide field of view suits landscapes, architecture and interiors, and it focuses down to 25 cm. It is also easy to carry on trips.

Good for

  • Landscape
  • Architecture
  • Interiors
  • Travel

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

Technical Specifications

Min. focal length
18 mm
Max. focal length
18 mm
Max. aperture (min. zoom)
f/2.8
Max. aperture (max. zoom)
f/2.8
Min. aperture
f/22
Elements
9
Groups
8
Weight
145 g (0.32 lb)
Filter diameter
58 mm
Min. focus distance
25 cm (9.84 in)
Max. magnification
1:11.1 (0.09×)
Length
60.5 mm (2.38 in)
Diameter
63.5 mm (2.5 in)
Released
September 2019

Manufacturer data: lksamyang.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 Samyang / Rokinon AF 18mm F2.8 FE fit?

The Samyang / Rokinon AF 18mm F2.8 FE 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 27 mm in full-frame terms.

Sony E-Mount cameras

Samyang / Rokinon AF 18mm F2.8 FE compared

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

LensSamyang / Rokinon AF 18mm F2.8 FEZeiss Batis 18mm F2.8Tamron 20mm F2.8 Di III OSD M1:2Viltrox AF 20mm F2.8
Focal length18 mm18 mm20 mm20 mm
Max. aperturef/2.8f/2.8f/2.8f/2.8
Weight145 g330 g220 g157 g
Filter diameter58 mm77 mm67 mm52 mm
Min. focus distance25 cm25 cm11 cm19 cm
Length60.5 mm80 mm64 mm59.5 mm
Autofocusyesyesyesyes
Image stabilizationnononono
Open these lenses in the comparison and add more

Samyang / Rokinon AF 18mm F2.8 FE: FAQ

Does the Samyang / Rokinon AF 18mm F2.8 FE have autofocus?

Yes, the Samyang / Rokinon AF 18mm F2.8 FE has autofocus.

Does the Samyang / Rokinon AF 18mm F2.8 FE have image stabilization?

No, the Samyang / Rokinon AF 18mm F2.8 FE has no stabilization of its own. On cameras with in-body image stabilization (IBIS) the image is still stabilized.

How much does the Samyang / Rokinon AF 18mm F2.8 FE weigh?

The Samyang / Rokinon AF 18mm F2.8 FE weighs 145 g. It is 60.5 mm long with a diameter of 63.5 mm.

What filter size does the Samyang / Rokinon AF 18mm F2.8 FE use?

The Samyang / Rokinon AF 18mm F2.8 FE takes 58 mm screw-in filters.

How close can the Samyang / Rokinon AF 18mm F2.8 FE focus?

The minimum focus distance of the Samyang / Rokinon AF 18mm F2.8 FE is 25 cm, measured from the sensor plane.

Is the Samyang / Rokinon AF 18mm F2.8 FE a full-frame lens?

Yes, the Samyang / Rokinon AF 18mm F2.8 FE covers full frame. On APS-C cameras its field of view equals 27 mm in full-frame terms.

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