Weighing in at 25.75 oz and measuring 3.94 inches in length and 3.13 inches in diameter, the Minolta Maxxum AF is designed with enhanced high-speed focusing. The 135 mm fixed focal length of this compact Minolta camera lens for Sony lets the photographer experience more precise and quick focusing. With its f/2.8 maximum aperture and f/32 minimum aperture, this 135 mm f/2.8 lens works excellent in a wide variety of lighting settings, providing more depth-of-filed control and higher speed. It also adds an overexposure effect, if so desired. The Minolta Maxxum AF works great for mid-range to long-distance photography due to its 34.2-inch minimum focusing distance. Creating visual effects is simple even for amateur photographers. Users may attach a 72 mm filter on this Minolta camera lens for Sony to alter the light that passes through the lens, enhance images, and even help protect the lens from dirt and scratches. There is no confusion as to what type of camera a photographer needs to use this 135 mm f/2.8 lens, as it is set-up to mount perfectly onto a 35 mm SLR Sony camera. When searching for a new mid- to long-range lens for a Sony SLR camera, a photographer knows that a high-quality lens is of the utmost importance, and this Minolta Maxxum AF is designed to satisfy that need.