Tamron Announces Second Generation 150-600mm f/5-6.3 Ultra-Telephoto Lens
First launched in December 2013, the Tamron SP 150-600mm f/5-6.3 Di VC USD ultra-telephoto lens is now seeing its first update. The second generation (G2) lens will feature improvements to several areas including faster speed and better accuracy. Canon, Nikon, and Sony A mount versions of the lens start shipping September 28 at a cost of $1,399.