Lightweight and compact macro lens specifically for digital SLR cameras that support EF-S lenses

Combines a light and compact design with 1:1 macro capability by using an optical design that takes advantage of a short back-focus and small image circle

Uses a 3-group floating inner focus system to achieve superb image quality over its entire shooting area combined with a 90mm working distance in 1:1 macro mode, the longest in its class

Inner focusing, ring USM and new AF algorithms for fast and quiet autofocusing

Optimized lens coating minimising flare and ghosting prone occurring with digital cameras

Manual focusing enabled even during the AF mode (full-time mechanical manual focus)

Only environmentally friendly lead free glass used in optics