SIGMAs first ultra-telephoto zoom lens for full-frame mirrorless cameras.A Handy Tele Master that empowers your photography vision, anytime, anywhere.A remarkable optical performance and a full range of functionalities in a compact body for exceptional lightweight shooting.With the levels of optical performance and functionalities essential for full-fledged shooting packed into a lightweight and compact body, which is a key in field photography, the SIGMA 100-400mm F5-6.3 DG DN OS | Contemporary is an ultra-telephoto zoom lens that invites you to take it with you on casual outings.The state-of-art optical design technology ensures edge-to-edge high-resolution and high-contrast image quality throughout its entire focal range. This ne.w lens achieves high image quality which rivals that of standard zoom lenses such as the SIGMA 24-70mm F2.8 DG DN | Art, ensuring a perfect match with these lenses while shooting.The level of bokeh and compression effect only achieved by an ultra-telephoto lens provides a fresh perspective to ordinary everyday scenes. This combination of ultra-telephoto images with the excellent mobility of the SIGMA 100-400mm F5-6.3 DG DN OS | Contemporary will open up ne.w ways for you to enjoy ultra-telephoto photography, as well as its possibilities, from everyday snapshots to field photography and everything in between.Whether you are currently considering trying a telephoto lens or already are a telephoto lens connoisseur, the SIGMA 100-400mm F5-6.3 DG DN OS | Contemporary is a light and enjoyable ultra-telephoto zoom lens that will provide a great value and a variety of styles to your shooting experience.FUJIFILM X Mount additionThe SIGMA 100-400mm F5-6.3 DG DN OS | Contemporary, which was created in 2020 as the Handy Tele Master, the DG DN version of the ultra-telephoto zoom dedicated for full-frame mirrorless cameras, will now be added for the Fujifilm X Mount.A control algorithm including AF drive and communication speed optimization has been developed specifically for X Mount interchangeable lenses. In addition to realising high-speed AF, the lens also supports AF-C (Continuous AF) and in-camera aberration correction*. The mount is rubber-sealed to cater for use in a variety of environments.*Function available on supported cameras only. Functionality may vary depending on the camera model.SIGMAs 5th DG DN lens with an exclusive ne.w design for full-frame mirrorless camerasWith the optics design specifically for a camera with a short flange back distance, the DG DN series of lenses achieves a supreme combination of optical performance and compactness that could not have been possible with lenses for single-lens reflex cameras. Thanks to the stepping motor system that is optimised for both phase detection AF and contrast AF, the SIGMA 100-400mm F5-6.3 DG DN OS | Contemporary makes shooting with the video or eye-tracking AF very smooth. SIGMAs 5th DG DN lens is a long-awaited ultra-telephoto zoom lens. This lens will expand the possibilities of mirrorless camera photography even further.Product names: Abbreviations DG and DN indicate that the lens is suitable for full-frame cameras and is designed exclusively for mirrorless (short flange back distance) cameras, respectively.Uncompromising image quality:The lens construction of the SIGMA 100-400mm F5-6.3 DG DN OS | Contemporary comprises 16 groups and 22 elements, with one FLD and four SLDs used for the effective correction of aberrations and distortions.