If you take a look at the comparison between the new Tamron 28-75mm f/2.8 Di III VXD G2 and the existing Nikon NIKKOR Z 28-75mm f/2.8 lenses, you will notice that the price of both lenses is identical, but the technical specifications are NOT: Here are the lens design diagrams for both lenses (Tamron with … Continue reading The new Tamron 28-75mm f/2.8 Di III VXD G2 lens is NOT identical to the existing Nikon NIKKOR Z 28-75mm f/2.8 lens