Tamron 28-300mm f/3.5-6.3 XR LD Aspherical Macro Ultra Zoom Lens for Minolta AF and Sony Alpha Digital SLR Cameras 28 percent Lighter than previous model Compact 28-300 zoom Ideal for such subjects as sports photography, wildlife and landscape Lightest available astoundingly light at 14.8 ounces More compact than any lens like it just 3.3 inches long