Canon EF 17-40mm f/4L USM Lens


It features an ultra-wide-angle zoom, a UD glass element, 17 to 40mm focus length, and an aperture of f/4.0. This lens allows you to capture images as close as 11 inches.

Delivery time: 7-14 days
Location : USA

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About this product

Product Information
This quality Canon USM lens is part of the brand’s L-series. Its light and compact construction makes it stand from the crowd, allowing you to take it anywhere. The colors portrayed by this product catch the senses, as they come in super clear and vibrant. It features an ultra-wide-angle zoom, a UD glass element, 17 to 40mm focus length, and an aperture of f/4.0. This lens allows you to capture images as close as 11 inches. It also offers a powerful ring-type USM for a fast and silent auto focus and an easy to handle Manual Focus. Furthermore, you can choose and share many filters thanks to its 77mm filter threads.
Product Identifiers
Brand Canon
MPN 8806A002
GTIN 0013803028058
UPC 0013803028058
eBay Product ID (ePID) 99757608
Product Key Features
Compatible Filter Size 77 mm
Item Length 3.8in.
Focal Length 40mm
Series Canon EF
Maximum Aperture f/4
Item Weight 1.9lbs.
Focus Type Auto & Manual
Mount Canon EF
Weight 1.9lbs.
Additional Product Features
Compatible Lens Front 40 mm
Diameter 3.3 in
Focal Length (mm) 17-40mm
Camera Technology Digital
Camera Type SLR
Compatible Brand Canon
Type Wide Zoom Lens
Product Line Canon Ef
Min Aperture 22
Additional Tech Characteristics L Usm
Aperture f/4


Spanning a versatile wide-angle range, the EF 17-40mm f/4L USM Lens is a Canon L-series zoom featuring a constant f/4 maximum aperture along with a sophisticated optical design and durable construction. One Super UD element is featured, along with three aspherical elements, which help to reduce both chromatic and spherical aberrations in order to realize high sharpness, clarity, and color accuracy. A Super Spectra coating has also been applied to suppress flare and ghosting for improved contrast in difficult lighting conditions. Complementing the imaging capabilities, this wide-angle zoom also features a ring-type USM and internal focusing mechanism to afford quick, quiet, and accurate autofocus performance, as well as full-time manual focus override. Additionally, this lens is weather-sealed for use in trying environmental conditions.

  • Wide-angle zoom is designed for full-frame Canon EF-mount DSLRs, however can also be used with APS-C models where it provides a 27.2-64mm equivalent focal length range.
  • Constant f/4 maximum aperture maintains consistent illumination throughout the zoom range.
  • One Super Ultra-Low Dispersion glass element noticeably reduces color fringing and chromatic aberrations for high clarity and color fidelity.
  • Three aspherical elements minimize spherical aberrations and distortions for improved sharpness and accurate rendering. Super Spectra coating has been applied to individual elements to minimize ghosting and flare for greater contrast and color neutrality when working in strong lighting conditions.
  • A ring-type Ultrasonic Motor (USM), along with an internal focusing system, is employed to deliver fast, precise, and quiet autofocus performance as well as full-time manual focus override.
  • Rounded seven-blade diaphragm contributes to a pleasing out of focus quality that benefits the use of shallow depth of field and selective focus techniques.
  • As a member of the esteemed L-series, this lens is sealed against dust and moisture for working in inclement environmental conditions.
  • In addition to the front 77mm filter ring, this lens also has a rear filter holder for up to three cut gel filters.

In the Box

  • Canon EF 17-40mm f/4L USM Lens
  • Canon Lens Cap
  • Canon Lens Dust Cap E (Rear Lens Cap)
  • Canon Lens Hood
  • Canon Lens Case


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