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Home Camera Lenses Canon LENS 17-40/4 L USM
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Canon LENS 17-40/4 L USM

£323.99 Original price was: £323.99.£107.99Current price is: £107.99.

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SKU: US-14993573675390 Category: Camera Lenses
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Description

Canon LENS 17-40/4 L USM

  • Capture striking architecture and expansive landscapes with this ultra-wide-angle L-series lens
  • Shoot hand-held and in low light conditions with a fixed aperture of f/4
  • Get closer to your subjects with 0.28 m focusing distance through the entire zoom range
  • Ensure accurate colour balance and enhance contrast along with reduced ghosting and flare with Super Spectra coating
  • Produce sharp, high-contrast images with Super UD (ultra-low dispersion) elements to suppress chromatic aberrations
  • Be prepared for split-second moments with a fast, responsive Auto Focus with Ultra-Sonic Motor (USM)
  • Use specialised filters, such as polarisers and graduates with ease thanks to the non-rotating lens
  • Compatible with all DSLR cameras including full frame and EOS M mirrorless with an EF-EOS M Mount adapter

The EF 17-40mm f/4L USM Lens is an ultra-wide-angle lens producing stunning clarity in a range of focal lengths. Its compact, lightweight body makes it an ideal travel companion – suited to interiors, architecture and landscapes, fitting more in the frame without the need to step back. Produce consistent exposures with the large f/4 aperture over the 17-40 mm zoom range and create softer background blur with a 7-blade circular aperture diaphragm. Part of the Canon professional L-series flagship range, its designed for robust handling and resistant to dust and moisture.

Lens system
Minimum aperture number 4
Closest focusing distance 0.28 m
Maximum aperture number 22
Number of diaphragm blades 7
Lens mount interface Canon EF
Focal length range 17 – 40 mm
Lens viewing angle, diagonal 104 – 57.5°
Lens type Wide zoom lens
Lens structure (elements/groups) 12/9
Component for SLR
Performance
Auto focus Yes
Manual focus Yes
AF actuator USM
Design
Product colour Black
Weight & dimensions
Weight 500 g
Length 96.8 mm
Filter size 77 mm
Diameter 8.35 cm
Other features
Magnification 0.24x
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