Tamron will soon announce a new 17-70mm f/2.8 Di III-A VC RX D APS-C zoom lens for Sony E-mount and the first pictures already leaked online:
Via Nokishita
As a part of their Deal Zone, B&H has the Tamron 70-210mm f/4 Di VC USD lens for Nikon F-mount on sale for $379 – that is $420 off from the original $799 price tag.