Expand your photo experience with the advanced Tamron 17-70mm F2.8 Fujifilm X-mount lens for Aps-c mirrorlessThe 17-70mm F/2.8 Di Iii-a Vc Rxd (model B070) is a fast standard zoom lens designed for Fujifilm mirrorless Aps-c system cameras (a full-frame equivalent of 25.5-105mm), and is the world's first fast-aperture F2.8 standard zoom lens for Aps-c mirrorless cameras to achieve a 4.1x zoom ratio. It strikes an ideal balance between a large zoom range and high image quality. Equipped with Tamron's Vc image stabilizer, it offers the shortest focusing distances of 7.5"" (0.19m) at wide angle and 15.4"" (0.39m) at telephoto, allowing for impressive close-ups with soft background blur. Perfect for portraits, landscapes, or snapshots, this lens captures life's most beautiful moments in stunning detail.The World's First 17-70mm F2.8, Fast-Aperture Standard Zoom Lens For Aps-c Mirrorless CamerasThe Tamron 17-70mm F/2.8 Di Iii-a Vc Rxd (Model B070) is a fast everyday zoom lens for mirrorless cameras. Sharp, quiet, and small, this zoom is extraordinarily versatile and perfect for everyday photography. It's the world's first 17-70mm F2.8 standard zoom lens with a 4.1x zoom ratio for Aps-c cameras.It's lightweight and compact, even with Vc image stabilization and a host of other user-friendly features. In your everyday life and on your trips to distant places, this lens captures all the excitement and discoveries with the finest possible detail.Fast F2.8 aperture throughout the entire zoom range for Fujifilm XThe Tamron 17-70mm F2.8 lens maintains its fast maximum aperture throughout the entire zoom range (unlike variable aperture lenses where the maximum aperture changes as you zoom). Thanks to the F2.8 and high optical performance, the 17-70mm F2.8 allows you to capture your subjects with clear details from wide-angle to telephoto. The three main advantages of a fast F2.8 aperture are the ability to shoot successfully in lower light levels beautiful and dreamy bokeh and better control of depth-of-field, which is particularly useful when intentionally limiting depth-of-field to improve portraits by blurring the area behind the main subject.Remarkable image quality edge to edgeStructurally, the optical formula includes 16 elements in 12 groups. It was created in pursuit of superior optical performance, utilizing an effective allocation of two Gm (Glass Molded Aspherical) lens elements and one aspherical hybrid lens element. The optical design ensures high resolution and high contrast not just in the center of the image but also in corners and at the edges.Your key to beautiful, brilliant video shootingThe Tamron 17-70mm F2.8 Fujifilm X-mount is a standard zoom lens that's ideal for not only still photography but also for video shooting. The 17-70mm F2.8 has minimal focus breathing, an undesirable phenomenon in which the angle of view changes depending on the focusing distance during videography. By counteracting focus breathing, the 17-70mm F2.8 empowers users' expression of their creative intentions to the fullest degree. In addition, the quiet Rxd Af drive motor and the Vc image stabilization mechanism facilitate hand-held video shooting.tamron's proprietary Vc for stable photography and video shootingThe 17-70mm F2.8 utilizes Tamron's highly regarded Vc image stabilization system to maximize the inherent optical performance of the lens.