Telephoto zoom · APS-C

Sigma 50-150mm f/2.8 APO EX DC OS HSM

The Sigma 50-150mm f/2.8 APO EX DC OS HSM is a APS-C zoom lens (50–150 mm, f/2.8) for Sigma SA, Nikon F, Sony / Minolta A-mount, Pentax K and Canon EF. It belongs to the telephoto zoom class — ideal for sport, wildlife, events and compressed landscapes.

50–150 mmf/2.8Sigma SANikon FSony / Minolta A-mount
50–150 mm
Focal length
f/2.8
Maximum aperture
32°–11°
Diagonal angle of view (APS-C)
APS-C
Designed for
3.0×
Zoom ratio

Specifications#

Brand
Sigma
Model
50-150mm f/2.8 APO EX DC OS HSM
Lens type
Telephoto zoom
Focal length
50–150 mm
Maximum aperture
f/2.8
Image circle
APS-C (23.5×15.6 mm)
Projection
Rectilinear
Stabilisation
Yes (optical)
Autofocus motor
hypersonic (HSM)
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 50 mmAt 87 mmAt 150 mmEquiv. aperture (DoF)
APS-C75 mm · 32°130 mm · 18°225 mm · 11°f/4.2
APS-C (Canon)80 mm · 30°139 mm · 18°240 mm · 10°f/4.5
Micro Four Thirds100 mm · 24°174 mm · 14°300 mm · 8°f/5.6

Depth of field & background blur#

Computed on its native APS-C format (CoC 20 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: 50 mm f/2.8 on aps-c.

FocalApertureat 1 mat 2 mat 5 mat 10 mHyperfocalBlur @2 m
50 mmf/2.84.2 cm17.1 cm1.10 m4.58 m45.7 m1.9%
50 mmf/46.0 cm24.5 cm1.59 m6.90 m32.0 m1.4%
50 mmf/811.9 cm49.6 cm3.43 m20.3 m16.0 m0.7%
87 mmf/2.81.3 cm5.5 cm35.6 cm1.44 m138 m6.0%
87 mmf/41.9 cm7.9 cm50.9 cm2.07 m96.8 m4.2%
87 mmf/83.8 cm15.8 cm1.03 m4.28 m48.5 m2.1%
150 mmf/2.80.4 cm1.8 cm11.8 cm48.0 cm411 m18.5%
150 mmf/40.6 cm2.6 cm16.9 cm68.6 cm288 m12.9%
150 mmf/81.2 cm5.1 cm33.8 cm1.38 m144 m6.5%

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 50 mmNPF at 50 mm, f/2.8
APS-C1/250 s7 s4 s
APS-C (Canon)1/250 s6 s4 s
Micro Four Thirds1/320 s5 s4 s

Adapt it to other systems#

Frequently asked questions#

Is the Sigma 50-150mm f/2.8 APO EX DC OS HSM full frame?

No — it is designed for APS-C sensors. On a full-frame body it vignettes or triggers crop mode.

What is the Sigma 50-150mm f/2.8 APO EX DC OS HSM equivalent to on APS-C?

Its focal length is already the real value for APS-C: 50–150 mm frames like 77–230 mm on full frame.

What is the Sigma 50-150mm f/2.8 APO EX DC OS HSM good for?

As a telephoto zoom it suits sport, wildlife, events and compressed landscapes.

Sources & licences#

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

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