The new Tamron 17-28mm f/2.8 Di III RXD Lens for Sony E mount is now on display at CP+ 2019 event.

Here are the first hands-on images of Tamron 17-28mm f/2.8 Di III RXD wide-angle zoom lens. Shipping is expected to start from mid 2019.

The Model A046’s AF drive system is powered by the RXD (Rapid eXtra-silent stepping Drive) stepping motor unit, enabling it to deliver high-speed, high-precision and superbly quiet operation suitable for shooting video as well as still photographs.
…
Read full post here:
https://www.dailycameranews.com/2019/02/tamron-17-28mm-f-2-8-di-iii-rxd-lens-hands-on-at-cp-2019/