Combining excellent build and optical quality, the Canon 17-40mm f4 L USM lens is an ultra-wide angle high-performance zoom lens, suited to landscapes and general purpose photography. Optically this lens is excellent with Super Spectra coating on the lens elements for sharp and contrasty images, free from flare and ghosting. Thanks to the handy wide-to-normal zoom range and constant f4 aperture this is a suitable hand-held everyday lens for your Canon EOS camera.

  • Constant f4 Max aperture
  • Fast and silent USM AF motor
  • Compatible with Full-Frame and APS-C Canon EOS DSLR's
  • Seven-blade Circular aperture - beautiful bokeh
  • L Series build quality
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