Canon
Canon 9520B005 EF 11-24mm Ultra-Wide Lens
★★★★★
11 inf/4
Capture the World in its Full Glory with the Canon EF 11-24mm f/4L USM Lens The Canon EF 11-24mm f/4L USM lens is an ultra-wide zoom lens designed for full-frame Canon EF mount cameras. This lens offers exceptional image quality and sharpness across its zoom range, making it ideal for landscape, ...
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Overview
Capture the World in its Full Glory with the Canon EF 11-24mm f/4L USM Lens
The Canon EF 11-24mm f/4L USM lens is an ultra-wide zoom lens designed for full-frame Canon EF mount cameras. This lens offers exceptional image quality and sharpness across its zoom range, making it ideal for landscape, architecture, and interior photography.
Specifications:
- Brand: Canon
- Model: EF 11-24mm f/4L USM
- Mount Type: Canon EF
- Compatibility: Full-Frame Cameras
- Type: Ultra-Wide Zoom Lens
Key Features
L-series ultra-wide zoom lens with an impressive 11mm starting focal length
Focal Length & Maximum Aperture: 11–24mm f/4, Closest Focusing Distance : 11 in. / 0.28m
New optical design and the use of one Super UD element and one UD lens element
Subwavelength Coating (SWC) and Air Sphere Coating (ASC), Inner focusing, ring USM, a high-speed CPU and optimized AF algorithms
Full-time manual focus allows manual focus adjustment while in AF Mode
Specifications
Brand
Canon
Model
9520B005
Series
L-series
Focal Length
11–24mm
Maximum Aperture
f/4
Closest Focusing Distance
11 in. / 0.28m
Optical Elements
1 Super UD, 1 UD lens element
Coatings
Subwavelength Coating (SWC), Air Sphere Coating (ASC)
Focusing System
Inner focusing, ring USM
CPU
High-speed CPU
Autofocus Algorithms
Optimized AF
Manual Focus
Full-time manual focus
Pros & Cons
👍 Pros
- Features an impressive 11mm starting focal length, making it an ultra-wide zoom lens.
- Utilizes L-series construction, indicating professional-grade build quality and durability.
- Incorporates new optical design elements, including one Super UD and one UD lens element, to minimize aberrations.
- Equipped with Subwavelength Coating (SWC) and Air Sphere Coating (ASC) to reduce ghosting and flare.
- Offers full-time manual focus adjustment even while in AF Mode, providing precise control.
👎 Cons
- The f/4 maximum aperture is not as fast as f/2.8 or f/1.8 lenses, which could be a limitation in low-light conditions.
- The 11mm starting focal length might introduce significant distortion at the edges, characteristic of ultra-wide lenses.
- The closest focusing distance of 11 inches (0.28m) may not be suitable for extreme close-up or macro photography.
- The product information does not specify if the lens has weather sealing or dust resistance.
- Lacks a built-in image stabilization system, which might require higher shutter speeds for handheld shooting.
Frequently Asked Questions
What is the focal length range of the Canon EF 11-24mm lens?
The Canon EF 11-24mm Ultra-Wide Lens features an impressive zoom range from 11mm to 24mm, providing an expansive ultra-wide perspective.
What is the maximum aperture available on this lens?
This L-series lens maintains a constant maximum aperture of f/4 throughout its entire zoom range, suitable for various lighting conditions.
Does the lens feature any special coatings to improve image quality?
Yes, it includes Subwavelength Coating (SWC) and Air Sphere Coating (ASC), which are designed to reduce ghosting and flare for clearer images.
Can I adjust focus manually even when using autofocus?
Yes, the Canon EF 11-24mm lens offers full-time manual focus, allowing for fine-tuned adjustments even while in autofocus (AF) mode.
What type of optical elements are used in its construction?
The lens incorporates a new optical design with one Super UD (Ultra Low Dispersion) element and one UD lens element to correct aberrations and enhance image clarity.
What is the closest distance at which this lens can focus?
The closest focusing distance for this lens is 11 inches (0.28 meters), which allows for capturing subjects relatively close-up within its ultra-wide field of view.
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