EF 28mm f/1.8 USM

Features Focal length and maximum aperture: 28 mm 1:1.8 Lens construction: 10 elements in 9 groups Diagonal angle of view: 75° Focus adjustment: Rear focusing system with USM Closest focusing distance: 0.25m / 0.8ft Filter size: 58mm With the large maximum aperture, excellent background blur is possible even with a fast shutter speed The large maximum aperture makes excellent background blur possible even with a fast shutter speed.The aspherical lens element makes the lens compact and corrects spherical aberrations. The image is sharp even at the edges.