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Canon EF 11-24mm f/4L USM

Photo: Basile Morin (CC BY-SA 4.0)

EF 11-24mm f/4L USM

  • 11-24mm
  • f/11.0
  • Wide Zoom
  • 1180 g
  • Min focus 0.28 m
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Quick answer

A rectilinear ultra-wide zoom that goes wider than most full-frame lenses. It has a bulbous front element and no front filter thread.

Pros

  • Extreme 11mm wide end
  • Straight lines, not a fisheye
  • Constant f/4
  • Sharp for the range

Cons

  • No front filter thread
  • Heavy (about 1.2 kg)
  • Bulbous front element is exposed

Verdict

A niche tool for 11mm on full-frame. Most people will be well served by a 16-35.

About this lens

A 11-24mm f/4 wide-angle zoom lens, the Canon EF 11-24mm f/4L USM is designed for Canon EF mount bodies, from the Canon L series with ultrasonic-motor autofocus. An ultra-wide L-series zoom with one of the widest rectilinear fields of view available for full-frame cameras.

Canon EF 11-24mm f/4L USM specifications

Brand
Canon
Mount
Canon EF
Focal length
11-24mm
Maximum aperture
f/11.0
Lens type
Wide Zoom
Format coverage
full-frame
Released
2015
Optical construction
16 elements in 11 groups
Aperture blades
9
Autofocus motor
USM
Minimum focus distance
0.28 m
Maximum magnification
0.16x
Weight
1180 g
Length
132 mm
Diameter
108 mm

Specification source: global.canon

What can you shoot with the Canon EF 11-24mm f/4L USM?

  • Architecture and interiors
  • Dramatic landscapes
  • Astrophotography

Its smaller maximum aperture favours daylight shooting and keeps the lens compact.

Full-frame equivalent and field of view

Calculated from the focal length and crop factor. Not measured.

Sensor Crop Equivalent Horizontal FOV Diagonal FOV
Full frame 1.0x 11–24mm 73.7–117.1° 84.1–126.1°
APS-C 1.6x 18–38mm 50.2–91.3° 58.8–101.7°

Try the field-of-view calculator

Frequently asked questions

Can I use filters on the Canon EF 11-24mm f/4L?

Not on the front. The bulbous element prevents screw-in or standard slot-in filters, so third-party holder systems are needed.

Is the EF 11-24mm f/4L a fisheye?

No. It is a rectilinear wide zoom that keeps straight lines straight, though objects near the frame edges are stretched at 11mm.

EF 11-24 f/4L vs 16-35 f/2.8L III?

The 11-24 goes much wider but is heavier. The 16-35 is more versatile and takes standard filters.

Alternatives for Canon EF from other brands

All Canon EF lenses

Same mount, overlapping focal range, closest maximum aperture first.

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