Canon EF 800mm f_5.6 L IS USM

The magnesium alloy construction of the EF 800mm f/5.6L IS USM makes it a lightweight super-telephoto option. Superior Canon optics provide excellent image quality whilst minimising lens dimensions. - L-series construction. - 4-stop Image Stabilizer with tripod detection. - Fluorite, UD and super-UD lens elements. - 4.5 kg magnesium alloy build. - Super Spectra lens coatings. - Ring USM auto focus with full-time manual focus.