The 17-28mm F2.8 Di III RXD is Tamron’s second ever lens for Sony’s now exxtensive range of Alpha E-Mount full-frame and APS-C mirrorless cameras.

This new wide-angle zoom lens features a constant aperture of F2.8 throughout the range, an impressive minimum focus distance of 0.19m, an all-new RXD (Rapid eXtra-silent stepping Drive) focus motor for quiet and fast AF operation, and a moisture-sealed construction.
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