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Samyang / Rokinon 8mm F3.5 Aspherical IF UMC CS II Fisheye

Nikon F (DX/FX)

Samyang / Rokinon 8mm F3.5 Aspherical IF UMC CS II Fisheye

Focal length
8 mm
Aperture
f/3.5
Weight
411 g
Filter diameter
–
Min. focus distance
30 cm
Length
74.8 mm
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At a Glance

With 8 mm, this fisheye reaches a full-frame equivalent of 12 mm on Nikon F-mount APS-C cameras. By design it delivers a very wide view with curved lines. The maximum aperture is f/3.5, the closest focus is 30 cm, and focusing is manual. The petal hood is built in. It suits creative subjects and action photography.

Good for

  • Creative
  • Action

Worth knowing

  • APS-C image circle: on full-frame cameras only usable in crop mode, at reduced resolution.
  • Fisheye projection: straight lines away from the center are rendered curved.

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

Technical Specifications

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Min. focal length
8 mm
Max. focal length
8 mm
Max. aperture (min. zoom)
f/3.5
Max. aperture (max. zoom)
f/3.5
Min. aperture
f/22
Elements
10
Groups
7
Weight
411 g (0.91 lb)
Filter diameter
–
Min. focus distance
30 cm (11.81 in)
Length
74.8 mm (2.94 in)
Diameter
75 mm (2.95 in)

Manufacturer data: rokinon.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 8mm F3.5 Aspherical IF UMC CS II Fisheye fit?

The Samyang / Rokinon 8mm F3.5 Aspherical IF UMC CS II Fisheye is designed for APS-C sensors. On APS-C Nikon F-Mount cameras its field of view equals 12 mm in full-frame terms. Full-frame bodies use it in APS-C (crop) mode, recording only part of the sensor and fewer megapixels.

Nikon F-Mount cameras

Full frame (in APS-C mode):
Nikon D6,Nikon D780,Nikon D850,Nikon D5,Nikon D810A,Nikon D4S,Nikon D810,Nikon D750,Nikon Df,Nikon D610,Nikon D4,Nikon D800,Nikon D800E,Nikon D600,Nikon D3S,Nikon D3X,Nikon D700
APS-C:
Nikon D3500,Nikon D7500,Nikon D500,Nikon D3400,Nikon D5600,Nikon D5500,Nikon D7200,Nikon D3300,Nikon D7100,Nikon D5300,Nikon D3200,Nikon D5200,Nikon D5100,Nikon D7000,Nikon D3100,Nikon D300S,Nikon D5000,Nikon D3000,Nikon D90,Nikon D60

With the Nikon FTZ II / FTZ the lens can also be used on Nikon Z (DX/FX) cameras.

Samyang / Rokinon 8mm F3.5 Aspherical IF UMC CS II Fisheye compared

Key specs side by side with the most similar Nikon F-Mount lenses.

LensSamyang / Rokinon 8mm F3.5 Aspherical IF UMC CS II FisheyeSigma 8mm F3.5 EX DG Circular FisheyeSamyang / Rokinon 10mm F2.8 ED AS NCS CSSigma 10mm F2.8 EX DC HSM Diagonal Fisheye
Focal length8 mm8 mm10 mm10 mm
Max. aperturef/3.5f/3.5f/2.8f/2.8
Weight411 g400 g580 g475 g
Filter diameter––––
Min. focus distance30 cm13.5 cm24 cm13.5 cm
Length74.8 mm68.6 mm103.6 mm83.1 mm
Autofocusnoyesnoyes
Image stabilizationnononono
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Samyang / Rokinon 8mm F3.5 Aspherical IF UMC CS II Fisheye: FAQ

Does the Samyang / Rokinon 8mm F3.5 Aspherical IF UMC CS II Fisheye have autofocus?

No, the Samyang / Rokinon 8mm F3.5 Aspherical IF UMC CS II Fisheye has no autofocus; you focus it manually.

Does the Samyang / Rokinon 8mm F3.5 Aspherical IF UMC CS II Fisheye have image stabilization?

No, the Samyang / Rokinon 8mm F3.5 Aspherical IF UMC CS II Fisheye 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 8mm F3.5 Aspherical IF UMC CS II Fisheye weigh?

The Samyang / Rokinon 8mm F3.5 Aspherical IF UMC CS II Fisheye weighs 411 g. It is 74.8 mm long with a diameter of 75 mm.

How close can the Samyang / Rokinon 8mm F3.5 Aspherical IF UMC CS II Fisheye focus?

The minimum focus distance of the Samyang / Rokinon 8mm F3.5 Aspherical IF UMC CS II Fisheye is 30 cm, measured from the sensor plane.

Is the Samyang / Rokinon 8mm F3.5 Aspherical IF UMC CS II Fisheye a full-frame lens?

No, the Samyang / Rokinon 8mm F3.5 Aspherical IF UMC CS II Fisheye is an APS-C lens. On APS-C cameras its field of view equals 12 mm in full-frame terms.

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