The Tamron 17-28mm F/2.8 Di III RXD is a fast, compact wide-angle zoom lens designed specifically for Sony Mirrorless full-frame cameras. Constructed so it weighs just 420g and measures less than 100mm in length, the lens barrel doesn't extend when focusing or zooming, ensuring perfect balance. High-speed and high-accuracy focus is achieved thanks to Tamron's Rapid eXtra-silent stepping Drive (RXD) focusing system which is also silent, making it ideal for both photography and videography.
Superb optical performance
The 17-23mm F/2.8 features a construction of 13 glass elements in 11 groups, including 3 aspherical, 2 low-dispersion elements, and an extra low-dispersion element. These elements marry together to suppress artefacts and aberrations, while Tamron's Broad-Band-Anti Reflection coating effectively reduces flares and ghosting.
The 17-28mm focal length offers fantastic versatility as an all-day travel lens, while the lens can focus as close as 19mm on the widest focal length, and 26mm when zoomed in, with a magnification ratio of 1:5.2 – 1:6, allowing users to get creative with perspective in ways very few other lenses can achieve.
Outstanding AF performance
Tamron's Rapid eXtra-silent stepping Drive (RXD) focusing system offers high-speed and high-accuracy performance and is ideal for both video and photo work.
Built to last
The lens features moisture-resistant construction, offering protection when shooting outdoors in adverse weather conditions. The front glass element is coated with a protection fluorine compound that repels water and oils, making it easier to wipe clean and protecting it against dirt and fingerprints.
The Tamron 17-28mm Di III RXD features a completely new Tamron-designed fast and accurate AF system. The RXD (Rapid eXtra-silent stepping drive) delivers the perfect balance between speed and quiet operation, making it perfect for both video and photo shooting. The case has a moisture-resistant construction essential for shooting in poor conditions, plus a hydrophobic fluorine lens coating that is highly resistant to moisture, fingerprints and dirt. The Tamron 17-28mm Di III RXD is fully compatible with the various Sony camera-specific features, such as in-camera lens correction and Direct Manual Focus (DMF), Fast Hybrid AF and Eye AF. As a result, this new professional ultra-wide-angle zoom takes full advantage of the advanced camera functions, which ensure an optimal user experience.
This ultra-wide-angle zoom lens delivers superior optical performance with excellent image quality). This is only possible with high brightness, rounded aperture blades and thanks to a new optical system specifically designed for Sony mirrorless cameras. The Tamron 17-28mm stimulates expressive and creative photography in a variety of scenarios, thanks in part to a unique minimum focusing distance of only 19cm in wide-angle and 26 cm in tele-mode. The overall length does not change when zooming in or when focusing, therefore creating a stable, well-balanced operation and excellent portability. In addition, the Tamron 17-28mm has a filter size of only 67mm, which is very small for an ultra-wide-angle zoom lens. The usability and versatility inherent in compact Full-Frame mirrorless cameras are enhanced by the compact length and light weight of the Tamron 17-28mm, which is only 99mm and 420 gram.