Description

Description

• A wide-angle zoom lens for Canon EOS full-frame and APS-C DSLR cameras.
• Featuring a constant maximum aperture of f/4 throughout the zoom range, which is suitable for most lighting conditions and enables consistent exposure settings.
• Featuring an optical image stabilizer that provides up to four stops of shake correction, useful for handheld and low-light shooting.
• Comprised of 16 elements arranged in 12 groups, including two ultra-low dispersion (UD) elements and three aspherical elements, as well as a fluorine coating on the front and rear elements.
• Featuring a ring-type ultrasonic motor (USM) that delivers fast, accurate and quiet autofocus, with full-time manual focus override.

Image Quality

• It delivers excellent image quality, with superb sharpness across the frame and throughout the zoom range, especially at the centre.
• It has very low levels of chromatic aberrations, distortion and vignetting, thanks to the optical design and in-camera corrections.
• It produces smooth and pleasing bokeh, thanks to the f/4 aperture and the nine-blade circular diaphragm.
• It has good resistance to flare and ghosting, thanks to the Super Spectra coating and the petal lens hood.

Build Quality

• It has a high standard of build quality, fully living up to the L-series designation that Canon have given it.
• It is relatively compact and lightweight for a wide-angle zoom lens, weighing 615g and measuring 112.8mm in length.
• It is weather sealed, with a metal lens mount and a rubber seal around the mount.
• It comes with a petal lens hood that bayonets firmly into position.

Other Features

• It offers a close minimum focusing distance of 0.28m (11.02 inches) with a maximum magnification of 0.23x (1:4.3), making it suitable for close-up photography.
• The 77mm filter thread does not rotate on focus or zoom, which is convenient for using polarizers and graduated filters.
• Manual focusing is possible in a focus-by-wire fashion, with a smooth and responsive focus ring that provides fine control.