All-new optical design with significant improvements in peripheral brightness.
High-performance standard zoom lens with constant f/4L aperture and a broad angle of view covering from wide angle to mid-telephoto.
Air Sphere Coating (ASC) helps to significantly reduce flare and ghosting.
Image Stabilizer performance at up to 4 stops* of shake correction helps capture sharp images.
Circular Aperture (10 blades) helps deliver beautiful, soft backgrounds.