XF 50-140mm f/2.8 R LM OIS WR lens Telephoto constant zoom with a maximum aperture of f/2.8 A telephoto zoom offering the most frequently used telephoto focal lengths, equivalent to 76mm*1 to 213mm*1, and a maximum aperture of F2.8. It features the latest technology, including dust / water and low temperature resistance, a triple linear motor, and the world’s top image stabilization technology in its class, so that users do not miss a shot in any conditions. Its advanced performance makes it a perfect choice, not only for portraiture and snapshots, but also to capture fast-moving subjects in sports or wildlife photography, and for general outdoor nature photography. The lens offers compatibility with the 1.4x Teleconverter (XF1.4X TC WR) and 2.0x Teleconverter (XF2X TC WR). By applying seals to each portion of the barrel, the lens is weather-resistant, dust-resistant and -10°C low-temperature operation. Both the focus and aperture rings are metal, plus metal is also used on the exterior of the lens body for a high-quality finish. Thanks to long-term experience and broaden know-how for other top-end professional lens fields such as Broadcasting and CinemaScope, the texture and torque on the rings makes for comfortable shooting. The lens mount is made from brass for improved strength. Combined with a camera body, the lens is approximately 60% of the weight of a full-size system, considerably reducing the burden on the photographer. The AF+MF function enables seamless manual focusing. After pressing the shutter to autofocus on the subject, fine adjustments can then be made using the manual focus ring.