Focal length: 120-400mm
Maximum aperture: 4.5-5.6
Minimum Aperture: 22
Lens Construction: 21 Elements in 15 Groups
Angle of View: 20.4 - 6.2 degrees
Number of Diaphragm Blades: 9 Blades
Minimum Focusing Distance: 150cm / 59.1 in.
Maximum Magnification: 1:4.2
Filter Size: 77mm
Dimensions (D x L): 92.5mm x 203.5mm (3.6 in. x 8 in.)
Weight: 1750g (61.7 oz.)