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Canon EF-S 24mm f/2.8 STM

24 mm · f/2.8 · Canon EF-S

The Canon EF-S 24mm f/2.8 STM is a 24 mm prime lens with a maximum aperture of f/2.8 for the Canon EF-S mount. Here are its field of view on different sensors, hyperfocal distances, Milky Way exposure limits and the cameras it fits.

Focal length
24 mm
Max aperture
f/2.8
Mount
Canon EF-S
Designed for
1.62× crop

Field of view by sensor

SensorDiagonal angle of view35 mm equivalent
APS-C (1.5×)61.0°37 mm
Canon APS-C (1.6×)58.8°38 mm
Micro Four Thirds48.5°48 mm

Hyperfocal distance

Focal lengthf/2.8f/5.6f/8f/11f/16
24 mm11 m5.6 m3.9 m2.9 m2.0 m

Circle of confusion 0.018 mm (sensor size the lens is designed for).

Longest exposure for sharp stars

CameraNPF rule (wide open)500 rule
APS-C (24 MP)9.0 s @ f/2.813.6 s

Cameras that fit (110)

Where to buy

B&H PhotoAmazonKEH (used)MPB (used)

FAQ

What is the Canon EF-S 24mm f/2.8 STM equivalent to on APS-C?
It is designed for a 1.62× sensor, giving a full-frame equivalent of 39 mm.
Which cameras is the Canon EF-S 24mm f/2.8 STM compatible with?
It fits Canon EOS 1000D, Canon EOS Digital Rebel XS, Canon EOS Kiss Digital F, Canon EOS 1100D, Canon EOS Rebel T3 and more (see the full list above).