Portrait / short tele prime · APS-C

Canon TS-E 90mm f/2.8

The Canon TS-E 90mm f/2.8 is a APS-C prime lens (90 mm, f/2.8) for Canon EF. It belongs to the portrait / short tele prime class — ideal for head-and-shoulders portraits with flattering perspective and creamy backgrounds.

90 mmf/2.8Canon EF
90 mm
Focal length
f/2.8
Maximum aperture
18°
Diagonal angle of view (APS-C)
APS-C
Designed for

Specifications#

Brand
Canon
Model
TS-E 90mm f/2.8
Lens type
Portrait / short tele prime
Focal length
90 mm
Maximum aperture
f/2.8
Image circle
APS-C (23.5×15.6 mm)
Mount(s)
Canon EF
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 90 mmEquiv. aperture (DoF)
APS-C135 mm · 18°f/4.2
APS-C (Canon)144 mm · 17°f/4.5
Micro Four Thirds180 mm · 14°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: 85 mm f/2.8 on aps-c.

FocalApertureat 1 mat 2 mat 5 mat 10 mHyperfocalBlur @2 m
90 mmf/2.81.2 cm5.2 cm33.2 cm1.35 m148 m6.4%
90 mmf/41.8 cm7.4 cm47.5 cm1.93 m104 m4.5%
90 mmf/83.5 cm14.8 cm95.7 cm3.97 m51.9 m2.3%

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 90 mmNPF at 90 mm, f/2.8
APS-C1/125 s4 s2 s
APS-C (Canon)1/160 s3 s2 s
Micro Four Thirds1/200 s3 s2 s

Adapt it to other systems#

Frequently asked questions#

Is the Canon TS-E 90mm f/2.8 full frame?

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

What is the Canon TS-E 90mm f/2.8 equivalent to on APS-C?

Its focal length is already the real value for APS-C: 90 mm frames like 138 mm on full frame.

What is the Canon TS-E 90mm f/2.8 good for?

As a portrait / short tele prime it suits head-and-shoulders portraits with flattering perspective and creamy backgrounds.

Sources & licences#

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