Features 11 GROUPS 13 ELEMENTS FILTERDiameter: 77mm Weight: 42.7 oz. Length: 7 in. Diameter: 3.3 in. Included accessories: Hood
Just 7" long, it takes beautiful shots of wildlife and sports with a constant f/5.6 aperture.
Two low dispersion glass elements reduce chromatic aberration.
Internal focusing and constant length minimizes vignetting and distortion.