Amazon.com : 6501300mm F8F16 Telephoto Manual Zoom Lens - with Adapter Ring - Alloy Body - for Ultra Long Distance Photography - for Canon EF Mount Camera : Electronics
Amazon.com : Ultimaxx 650-1300mm Telephoto Zoom Lens Set for Canon EOS 7D Mark II, 6D Mark II, 5D Mark III, 5D Mark IV, 5Ds, 1Ds, 80D, 90D, 77D, 70D, 60D, 60Da, 40D,