Meike MK-E-35-1.7 35mm F1.7 Large Aperture Manual Prime Fixed Lens APS-C for Sony E-Mount Digital Mirrorless Cameras A7III A9 NEX 3 3N 5 NEX 5T NEX 5R NEX 6 7 A5000 A5100 A6000 A6100 A6300 A6500 Lens structure:5 groups 6 slices Minimum aperture: f/22 Filter diameter:49mm super multi-coated / Angle: Diagonal 44 degree 20' Horizontal 36 degree 30' Vertical 23 degree Maximum magnification: 0.113x Large Aperture f/1.7 Wide angle Manual focus Multi-coted6 multi-coated elements in 5 groups All Metallic construction Dexterous