❤️The 11mm F2.8 large aperture,strong background blur ability,highlight the subject,it is helpful to reduce the noise of the picture and improve the picture quality when shooting at night. ❤️Exaggerated images and surreal information transmission may open up new inspiration for sports photography and landscape photography. ❤️Full frame sensor coverage with extreme ultra-wide 180 degrees angle of view on full-frame cameras. ❤️11 Elements in 7 Groups with aperture range of f2.8 - f16 effectively improve the image degradation of the fisheye lens edge. ❤️Aluminum Body with anodizing coloring design. Multiple brass components.Focusing method: Manual focusing. ❤️The 11mm F2.8 large aperture,strong background blur ability,highlight the subject,it is helpful to reduce the noise of the picture and improve the picture quality when shooting at night.❤️Exaggerated images and surreal information transmission may open up new inspiration for sports photography and landscape photography.❤️Full frame sensor coverage with extreme ultra-wide 180 degrees angle of view on full-frame cameras.❤️11 Elements in 7 Groups with aperture range of f2.8 - f16 effectively improve the image degradation of the fisheye lens edge.❤️Aluminum Body with anodizing coloring design. Multiple brass components.Focusing method: Manual focusing.