Designed for crop sensor mirrorless Ideal portrait focal length Ultra-fast F1.4 maximum aperture Outstanding low-light performance Superb sharpness at all apertures Minimizes optical aberrations Quiet and fast stepping motor Dust and splash resistant mount Minimized flare and ghosting Compatible with Lens Aberration Correction* Specification Lens Specifications Lens Construction 10 elements in 6 groups Angle of View 28.5° (Sony E L-Mount FUJIFILM X) 26.9° (Canon EF-M) 21.9° (Micro 4/3) Number of Diaphragm Blades 9 (rounded) Maximum Aperture F1.4 Minimum Aperture F16 Minimum Focusing Distance 50cm / 19.7 in. Filter Size 55mm Maximum Magnification 1:7.4 Weight 280g / 9.9 oz. (Sony E Canon EF-M FUJIFILM X) 285g / 10.1 oz. (L-Mount) 256g / 9.0 oz. (Micro 4/3) Dimensions 66.5 x 59.5mm / 2.6 x 2.3 in. (Sony E Canon EF-M) 66.5 x 59.8mm / 2.6 x 2.4 in. (FUJIFILM X) 66.5 x 57.5mm / 2.6 x 2.3 in. (L-Mount) 66.5 x 58.1mm / 2.6 x 2.3 in. (Micro 4/3) What’s in the BoxLens hood (LH582-01)