Fisheye · Four Thirds

Olympus M.Zuiko Digital ED 8mm f/1.8 Fisheye Pro

The Olympus M.Zuiko Digital ED 8mm f/1.8 Fisheye Pro is a four thirds prime lens (8 mm, f/1.8) for Micro Four Thirds. It belongs to the fisheye class — ideal for creative ultra-wide views, skateboarding, interiors and all-sky astro.

8 mmf/1.8Micro Four Thirds
8 mm
Focal length
f/1.8
Maximum aperture
107°
Diagonal angle of view (Four Thirds)
Four Thirds
Designed for

Specifications#

Brand
Olympus
Model
M.Zuiko Digital ED 8mm f/1.8 Fisheye Pro
Lens type
Fisheye
Focal length
8 mm
Maximum aperture
f/1.8
Image circle
Four Thirds (17.3×13 mm)
Projection
Fisheye
Lensfun correction profile
Yes — distortion/vignetting/TCA

Equivalent focal length on different cameras#

Field of view and depth-of-field equivalence when this lens is used on bodies with different sensor sizes (natively or via an adapter).

Camera formatAt 8 mmEquiv. aperture (DoF)
Micro Four Thirds16 mm · 107°f/3.6

Depth of field & background blur#

Computed on its native Four Thirds format (CoC 15 µm). “Blur @2 m” is the size of an out-of-focus point at infinity, as a percentage of frame width, with the subject at 2 m — a simple bokeh index. Full table: 14 mm f/1.8 on four thirds.

FocalApertureat 1 mat 2 mat 5 mat 10 mHyperfocalBlur @2 m
8 mmf/1.81.02 m11.5 m∞∞2.38 m0.1%
8 mmf/413.8 m∞∞∞1.07 m0.0%
8 mmf/8∞∞∞∞54.1 cm0.0%

Handheld & night-sky limits#

NPF assumes typical 20–24 MP sensors (≈6 µm pixels on full frame, ≈3.9 µm on APS-C, ≈3.3 µm on Micro Four Thirds).

BodyMin. handheld shutter (longest focal)500 rule at 8 mmNPF at 8 mm, f/1.8
Micro Four Thirds1/15 s31 s20 s

Adapt it to other systems#

Frequently asked questions#

Is the Olympus M.Zuiko Digital ED 8mm f/1.8 Fisheye Pro full frame?

No — it is designed for Four Thirds sensors.

What is the Olympus M.Zuiko Digital ED 8mm f/1.8 Fisheye Pro equivalent to on APS-C?

Its focal length is already the real value for Four Thirds: 8 mm frames like 16 mm on full frame.

What is the Olympus M.Zuiko Digital ED 8mm f/1.8 Fisheye Pro good for?

As a fisheye it suits creative ultra-wide views, skateboarding, interiors and all-sky astro.

Sources & licences#

Last updated October 03, 2026 · How we calculate · Sources