Introduction Aimed at wildlife, bird and action photographers, the newly designed super-telephoto Tamron 150-600mm f5-6.3 Di VC USD zoom looks to be a promising update to the non-stabilized 200-500mm f5-6.3 Di LD [IF] (A08) model it replaces. As well as the longer range and built-in stabilization the new model also features an ultrasonic type AF motor and adds the firm’s new eBAND (Extended Bandwidth & Angular Dependency) coating to their existing BBAR (Broad-Band Anti-Reflection) coatings to reduce flare and ghosting. The new model boasts a complex optical construction consisting of 20 elements in 13 groups including