John Riley has just posted a detailed review of the new released Tamron 70-180mm f/2.8 Di III VXD lens (Amazon/ B&H/ Adorama) at the ePhotozine. He tested this new lens on Sony a7R III and found many pros:  Excellent sharpness,… Read moreTamron 70-180mm f/2.8 Di III VXD Lens Review (ePhotozine)