Vivitar 75-300mm Manual Focus Zoom Lens for Minolta Camera Compact and lightweight 75-300mm telephoto lens with 4x zoom Manual focus lens not designed for use with autofocus cameras Macro ratio of 1:3.8 at 300mm Aperture range of f/4.5 to f/22 Minimum focusing distance of 3.7 feet; filter and accessory size of 58mm