The Canon EF 24-85mm f/3.5-4.5 USM is a versatile wide-angle to telephoto zoom lens designed for Canon EF-mount DSLRs and film SLRs. This compact and lightweight optic covers a practical 24-85mm focal range, making it an excellent all-in-one solution for general photography. The ultrasonic autofocus motor delivers fast, silent focusing, while the aspherical lens element minimises optical distortion for sharp, high-contrast images across all focal lengths. Built with 15 elements in 12 groups, this lens balances optical quality with portability, weighing just 380g. The 67mm filter thread accepts standard accessories, and the fixed minimum focus distance of 0.5m provides good versatility for both landscapes and portraiture.