The Canon EF 24-70mm f/4L IS USM is a premium compact standard zoom lens designed for full-frame Canon EF-mount DSLRs, though it also works beautifully on APS-C models. This versatile L-series lens features a constant f/4 maximum aperture and spans wide-angle to short telephoto focal lengths, making it an ideal all-in-one solution for professional and enthusiast photographers. The advanced optical design includes ultra-low dispersion and aspherical elements that minimise aberrations and distortion for outstanding sharpness and clarity. A four-stop-effective hybrid image stabilisation system compensates for both angular and shift camera shake, with a dedicated macro mode enabling close-focus work at up to 0.7x magnification. Built tough for demanding environments, the lens is dust- and splash-resistant with weather sealing, a protective fluorine coating on exposed elements, and a ring-type ultrasonic motor for fast, silent autofocus. Full-time manual focus override is available for added control.