Sigma 105mm f/2.8 EX DG OS HSM Macro Lens

Focal Length 105mm Maximum Aperture f/2.8 Minimum Aperture f/22 Lens Mount Nikon F Format Compatibility Full-Frame Angle of View 23.3° Minimum Focus Distance 1.02' / 31.2 cm Maximum Magnification 1x Macro Reproduction Ratio 1:1 Optical Design 16 Elements in 11 Groups Diaphragm Blades 9, Rounded Focus Type Autofocus Image Stabilization Yes Filter Size 62 mm (Front) Dimensions (ø x L) 3.08 x 4.98" / 78.3 x 126.4 mm Weight 1.6 lb / 725 g Packaging Info Package Weight 3.15 lb Box Dimensions (LxWxH) 12.6 x 6.15 x 5.9"