The Fujinon XF100-400mm zoom lens covers a focal length range of 152-609 mm (equivalent to full-frame) and consists of 21 elements in 14 groups, including five ED lenses and one Super ED lens. This telephoto zoom is equipped with image stabilization that provides up to five stops of compensation to counteract camera movements and prevent blurry shots. Along with its relatively light weight of less than 1.4 kg, the Fujinon XF100-400mm is also well-suited for handheld shooting. The combination of the Fujinon XF100-400mm and the Fujifilm X-T1 weighs less than two kilograms.