YONGNUO YN35mm F2 Lens 1:2 AF/MF Wide-Angle Fixed/Prime Auto Focus Lens for Canon EF Mount EOS Camera View-angle CoverateDiagonal 63 Degree/Vertical 38 Degree/Horizontal 54 Degree. Lens Structure:5 sets, 7 pieces Minimum Aperture:F/22,Minimum Focusing Distance:0.25m / 0.8ft,Maximum Magnification:0.23X. Filter Diameter / Auantity Available:52mm / 1,Maximum Diameter and Length:73*59mm. Support auto focus (AF) and manual focus (MF) mode.