Telephoto prime · Four Thirds

Olympus M.Zuiko Digital ED 75mm f/1.8

The Olympus M.Zuiko Digital ED 75mm f/1.8 is a four thirds prime lens (75 mm, f/1.8) for Micro Four Thirds. It belongs to the telephoto prime class — ideal for sports, wildlife and stage photography.

75 mmf/1.8Micro Four Thirds
75 mm
Focal length
f/1.8
Maximum aperture
16°
Diagonal angle of view (Four Thirds)
Four Thirds
Designed for

Specifications#

Brand
Olympus
Model
M.Zuiko Digital ED 75mm f/1.8
Lens type
Telephoto prime
Focal length
75 mm
Maximum aperture
f/1.8
Image circle
Four Thirds (17.3×13 mm)
Projection
Rectilinear
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 75 mmEquiv. aperture (DoF)
Micro Four Thirds150 mm · 16°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: 85 mm f/1.8 on four thirds.

FocalApertureat 1 mat 2 mat 5 mat 10 mHyperfocalBlur @2 m
75 mmf/1.80.9 cm3.7 cm23.7 cm95.5 cm208 m9.4%
75 mmf/42.0 cm8.2 cm52.7 cm2.14 m93.8 m4.2%
75 mmf/83.9 cm16.5 cm1.06 m4.43 m46.9 m2.1%

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 75 mmNPF at 75 mm, f/1.8
Micro Four Thirds1/160 s3 s2 s

Adapt it to other systems#

Frequently asked questions#

Is the Olympus M.Zuiko Digital ED 75mm f/1.8 full frame?

No — it is designed for Four Thirds sensors.

What is the Olympus M.Zuiko Digital ED 75mm f/1.8 equivalent to on APS-C?

Its focal length is already the real value for Four Thirds: 75 mm frames like 150 mm on full frame.

What is the Olympus M.Zuiko Digital ED 75mm f/1.8 good for?

As a telephoto prime it suits sports, wildlife and stage photography.

Sources & licences#

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

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