Canon ef 800 millimeters f 5.6l is usm super telephoto lens canon digital slr cameras ef 1.4x iii telephoto extender canon super telephoto lenses Camera Lenses

Canon EF 800mm f/5.6L IS USM Super Telephoto Lens for Canon Digital SLR Cameras with EF 1.4X III Telephoto Extender for Canon Super Telephoto Lenses The Canon EF800mm f/5.6L IS USM, which is a L (Luxury) series lens incorporating a high-performance Image Stabilizer Feature optical systems utilizing special optical materials such as fluorite Focal Length & Maximum Aperture Magnification: 1.4x Lens... Canon EF 800mm f/5.6L IS USM Super Telephoto Lens for Canon Digital SLR Cameras with EF 1.4X III Telephoto Extender for Canon Super Telephoto Lenses