Tamron today has officially announced they are developing two new FE lenses for Sony E-mount: 35-150mm f/2-2.8 Di III VXD and 28-75mm f/2.8 Di III VXD G2 lenses. Both lenses are expected to be released in late 2021.
Nokishita Camera has just leaked more info about upcoming Tamron 28-200mm f/2.8-5.6 Di III RXD lens for Sony E-mount. As we already know, this lens will be officially announced on June 11th. The Japanese price for this lens is JPY 85,800, US price around $700, the release date for this lens is on June 25th, 2020. You can take a look at first real world image of this lens above.
Tamron has posted the second teaser for the upcoming zoom lens for Sony E-mount. According to the video above, the official announcement for this lens will be on June 11th, 2020.