Canon
Canon EF 11-24mm f/4L USM camcorder lens
Ultra-wide zoom for full-frame EOS DSLRs with constant f/4 aperture and L-series optics
- TypeLenses Accessories
- Ultra-wide 11mm perspective for expansive landscape and architectural scenes
- Constant f/4 aperture maintains exposure across the 11-24mm zoom range
- L-series optics with Super UD and aspherical elements minimise distortion and chromatic aberration
- Ring-type USM delivers fast, near-silent autofocus with full-time manual override
- Water- and dust-resistant construction plus fluorine coatings protect front and rear elements
Ultra-wide zoom for full-frame EOS
The Canon EF 11-24mm f/4L USM Lens is an L-series wide-angle zoom built for full-frame EOS DSLRs. It serves landscape and architectural photographers who need ultra-wide to wide-angle perspectives with a constant f/4 maximum aperture throughout the zoom range.
Optical design limits distortion and aberration
Four aspherical elements minimise distortions across the zoom range while one Super UD and one UD element significantly reduce chromatic aberrations. SWC and ASC coatings cut flare and ghosting for better contrast and colour accuracy, and fluorine coatings on the front and rear elements resist fingerprints and smudges.
Ring-type USM with full-time manual focus
A ring-type Ultrasonic Motor delivers fast, smooth, near-silent autofocus supported by internal focusing. Full-time manual focus override allows precise adjustments at any time without leaving AF mode.
Highlights
- Ultra-wide 11mm perspective for expansive landscape and architectural scenes
- Constant f/4 aperture maintains exposure across the 11-24mm zoom range
- L-series optics with Super UD and aspherical elements minimise distortion and chromatic aberration
- Ring-type USM delivers fast, near-silent autofocus with full-time manual override
- Water- and dust-resistant construction plus fluorine coatings protect front and rear elements
Specifications
| Brand | Canon |
|---|---|
| Type | Lenses Accessories |
Questions about this item
Should I choose the 11mm or 24mm end for interior architecture?
At 11mm the lens captures an ultra-wide perspective suited to tight interiors, while 24mm provides a more natural wide-angle view for larger spaces.
How does the constant f/4 aperture behave when zooming from 11mm to 24mm?
The maximum aperture stays at f/4 throughout the zoom range, so exposure settings remain consistent whether shooting at 11mm or 24mm.
What does the EF mount mean for focus speed and control on a full-frame EOS DSLR?
The ring-type Ultrasonic Motor delivers fast, near-silent autofocus with full-time manual override and internal focusing for responsive handling.
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