Used Canon EF 400mm f2.8 L IS II - Good

Overview 
The Canon EF 400mm f/2.8L IS II USM Lens (White) pairs a super telephoto focal length with a bright f/2.8 max. aperture, & is part of Canon's line of L-Series lenses. This lens is suitable for outdoor, sports, and outdoor applications. Its fast maximum aperture gives you extensive control over depth of field for isolating your subject by using selective focus, & also assists with working in difficult lighting conditions. The Canon EF 400mm f/2.8's design consists of two fluorite elements, which are used to help reduce chromatic aberrations & color fringing for improved clarity & color accuracy, while a Sub Wavelength Coating is applied to elements to suppress ghosting & flaring  and to increase contrast & color neutrality ( while working in backlit conditions). This lens is also characterized by its advanced four stop-Image Stabilizer system, which is designed with three different modes to suit different types of shooting conditions. Its ring-type USM provides fast, quiet, and accurate autofocus, & is designed with full-time manual focus override. This lens is weather-sealed, which allows you to work in environmental conditions, & has a removable/rotating tripod collar to assist in working with a tripod or monopod.