Fast maximum aperture F4.5 telephoto lens optimized for digital SLR cameras.
New coating reduces Ghost and Flare
It is equipped with ELD (Extra Low Dispersion) glass elements
It also features a rotatable drop-in filter
HSM (Hyper Sonic Motor for Sigma, Canon and Nikon mount lenses)
Inner Focus
Accepts both 1.4X and 2X APO EX Tele-Converters
Lens Construction: 12 Elements in 9 Groups
Angle of View: 5 degree
Number of Diaphragm Blades: 9pcs
Minimum Aperture: F32
Minimum Focusing Distance: 400cm/157.4 in.
Maximum Magnification: 1:7.7
Filter Size: 46mm (drop-in type)
Dimensions: Diameter 123mm x Length 350mm / 4.8" x 13.8"
Weight: 3150gr/111.1oz