One of the most popular L-series lenses in Canon’s EF range.  With top quality optical performance, a constant maximum aperture of f/4 throughout the entire zoom range and fast USM autofocus, this ultra-wide angle zoom delivers top-quality performance at an affordable price.

Features

• Weather sealed
• Constant f/4 aperture throughout zoom range
• Minimum focussing distance 0.28m
• 77mm filter thread
• Rear gelatin filter holder