The Tamron 20-40mm f/2.8 Di III VXD lens is now officially released and available for pre-order: Adorama B&H Foto Koch Additional information on the lens can be found here: Tamron 20-40mm f/2.8 Di III VXD lens specifications Tamron 20-40mm f/2.8 Di III VXD lens brochure leaked online Development announcement: Tamron 20-40mm f/2.8 Di III VXD … Continue reading Tamron 20-40mm f/2.8 Di III VXD lens officially released, available for pre-order