The Lumix G Vario 100-300mm f/4.0-5.6 MEGA O.I.S. lens combines the ability for handheld ultra-telephoto zoom shots in a compact, lightweight design.Capture a wide range of images including sports, wild animals and other types of subjects where distance is required. The Panasonic MEGA O.I.S. stabilizes the lens for any shake that occurs, especially when shooting in the longer zoom range.The Lumix G Vario 100-300mm is comprised of the lens unit with 17 elements in 12 groups including an ED lens, which minimizes chromatic aberration to render sharp, high contrast images. The multi-coated lens elements help minimize ghost and flare to insure a sharp, clear image while the metal mount assures durability for repeated mounting and removal.