Canon EF 14mm f/2.8L II USM Lens

EF-Mount Lens/Full-Frame Format Aperture Range: f/2.8 to f/22 Two UD Elements, Two Aspherical Elements Super Spectra Coating Ring-Type Ultrasonic Motor AF System Weather-Sealed Construction Rounded 6-Blade Diaphragm The EF 14mm f/2.8L II USM is a Canon L-series lens well-suited for landscape, nature, and interior photography applications. Its relatively bright f/2.8 maximum aperture is well-suited to working in difficult lighting conditions and also makes this lens an ideal choice for astrophotography. The optical design incorporates two aspherical elements and two ultra-low dispersion elements to control both spherical and chromatic aberrations in order to realize a high degree of sharpness, clarity, and color accuracy. A Super Spectra coating has also been applied to suppress flare and ghosting for increased contrast and color fidelity when working in backlit and harsh lighting conditions. A ring-type USM and internal focusing mechanism also afford quick, quiet, and accurate aut