High performance l-series ultra-wide-angle zoom lens with constant f/2.8 maximum aperture.
All-new optical design for significant improvements in outer and corner sharpness.
Sub Wave length coating (SWC) and air sphere coating (ASC) help to significantly reduce flare and ghosting.
Highly resistant to dust and water intrusion, enabling shooting even in harsh conditions*.
Description
Ultra-wide-angle constant f/2.8 maximum aperture all-new optical design Subwavelength coating (SWC) Air Sphere coating (ASC) highly resistant to dust and water intrusion Circular aperture (9 blades) inner focusing, ring USM, high-speed CPU and optimized AF algorithms full-time manual focus option Fluorine coating