The new Tamron 70-300mm f/4.5-6.3 Di III RXD lens is a pure delight to use. It does its job admirably, without any glitches or vices getting in the way of enjoying our photography. The optical performance is not perfect, although at the centre of the field it is excellent throughout.
Excellent central sharpness, Nice bokeh, Excellent CA control centrally, Fast, accurate and silent AF, 5 Year Warranty, Modest vignetting, Light and compact, Moisture resistance, Superb flare control, Superb handling
Edge softness at some apertures, Edge CA obvious (correctable), Visible distortion (correctable)