Canon 24mm f/2.8 EF-Mount Lens {58}

Canon's 24mm f/2.8 EF prime: a compact wide-angle workhorse.

At 270g and 49mm long, this lens disappears into a bag and stays out of the way on a camera. The f/2.8 maximum aperture gives you enough light-gathering for interior work and dim environments without the bulk of faster glass. A floating focus system keeps optical performance consistent as you move between distances, and the rear-focus design means the front element stays put, no rotation during AF, which matters when you're using a polarizer.

Minimum focus sits at 0.25m, letting you get within 9.84 inches of a subject for a 0.16x maximum magnification, not a macro lens, but useful for environmental details you'd otherwise need to step back from. The 58mm filter thread is a common size, so you likely already own glass that fits. Distance and depth-of-field scales are present, which landscape shooters using hyperfocal technique will appreciate.

The micromotor AF is older tech, but it works. On Canon EOS film bodies or full-frame digital bodies like the 5D series, this lens operates natively. With an EF-to-RF adapter it runs on Canon's mirrorless bodies as well, and third-party adapters open it up to Sony E, Nikon Z, Fuji X, and L-mount systems. For the working focal length you get at this size, it's a straightforward trade.

Who It's For

Street photographers working in tight spaces benefit from the 24mm field of view and the compact 270g build that doesn't draw attention. Travel shooters who want a single wide lens without filling a bag will find the 49mm length fits neatly alongside other primes. Film photographers shooting Canon EOS bodies get full native compatibility across the system's history. Mirrorless shooters on Sony E, Nikon Z, or Canon RF using EF-mount adapters gain an affordable wide-angle option that performs cleanly on full-frame sensors.

Key Features

• 24mm focal length with f/2.8 maximum aperture
• Floating focus system maintains optical performance across focus distances
• Rear-focus design keeps front element stationary during AF
• 0.25m minimum focus for environmental detail work
• Distance and depth-of-field scales for hyperfocal technique
• Compact 270g body with 49mm length
• Micromotor autofocus on Canon EF mount
• 58mm filter thread with EW-60II hood compatibility

FAQ

Does this 24mm work on modern Canon mirrorless cameras?

Yes, with Canon's EF-to-RF adapter it runs natively on EOS R bodies. Third-party adapters let you mount it on Sony E, Nikon Z, Fuji X, and L-mount systems as well.

What's the minimum focus distance and how close can you get?

0.25m (9.84 inches) minimum focus with 0.16x maximum magnification. Not macro territory, but close enough for environmental details and textures you'd otherwise need to step back from.

Is autofocus fast enough for general shooting?

It uses a micromotor AF system, which is slower than modern ultrasonic motors but reliable on Canon film bodies and digital EOS bodies. It's not a liability for landscape or street work.

Why does the rear focus design matter?

The front element doesn't rotate during autofocus, so if you're using a polarizer or gradient ND filter, the orientation stays locked. That's a practical advantage for filter shooters.

What's included with the lens?

The lens itself. Canon offers a hard case (LH-B9) and soft case (ES-C9/LP811) as separate accessories, and the EW-60II hood fits the 58mm filter thread.

Can you manually focus while autofocus is active?

No, this lens doesn't have full-time manual focus. You need to switch between AF and MF modes, which is standard for lenses of this age.

What filter size do you need?

58mm. It's a common thread size, so you likely already own glass that fits.