Large -diameter wide -angle single focus lens that can draw details with high resolution and enjoy a smooth blur- model Nikon Z mount Focal Distance 24mm Maximum caliber ratio 1 -vs 1.8 lens configuration 12 10 groups (1 ED lens, 4 aspherical lenses, with nanocrystal coats) angle of view 84 degrees (imaging range FX)/61 degrees (imaging range DX) Focus multi -focus method, RF (rear focus) method The shortest shooting distance 0.25m from the imaging surface Maximum shooting magnification 0.15 times Number of squeezed feathers 9 pieces (circular aperture) Aperture method Automatic aperture by electromagnetic aperture Maximum aperture f/1.8 minimum aperture f/16 Attachment size (filter size) 72mm (P = 0.75mm) Dimensions 78mm (maximum diameter) x 96.5mm (from lens mount reference surface to lens tip) Mass about 450g Accessories Lens cap 72mm LC-72B (Spring type)/back tsuto LF-N1/Bayonet hood HB-88/lens case CL-C1