As the major camera manufacturers like Canon and Nikon pivot away from the traditional DSLR market, so too are the lens manufacturers like Sigma and Tamron. Today we’re talking about Tamron’s first entry into the Nikon Z-mount ecosystem, the 70-300mm f/4.5-6.3 Di III RXD. Labeled as being the “world’s smallest and lightest telephoto zoom for full-frame mirrorless cameras,” Tamron believes that all photographers “should enjoy easy and comfortable telephoto photography.” Coming in at just 20.5-ounces, Tamron might have just achieved this goal. Head below to learn more.