SUPERIOR IMAGES - Experience exceptional clarity with 14 elements in 10 groups, enhanced by ASP, Hybrid ASP, ED, and HR lenses for stunning detail and minimal distortion. ULTRA-WIDE PERSPECTIVE - Capture expansive scenes with an APS-C 89.9° angle of view, perfect for landscapes, interiors, and creative compositions with your Canon EOS M. LOW-LIGHT EXCELLENCE - The wide f/2.8 aperture excels in dim conditions, offering beautiful bokeh and allowing for creative depth-of-field control for captivating imagery. ROBUST BUILD - The weather-sealed design ensures reliable performance in various conditions, protecting against dust and moisture for worry-free shooting in challenging environments.