The Tamron 28-75/2.8 is the smallest and lightest 2.8 standard zoom suitable for full frame cameras. Sigma has a smaller one, but it is a DX lens designed for the reduced APS sensor size.
When the digital SLR cameras with APS size sensors first appeared, most photographers were disappointed by the fact that their wide angle lenses were not wide enough anymore. Then, Nikon responded with the launch of DX lenses, of which the Nikon 12-24 DX had the same coverage as a 18-35mm on film or full frame digital cameras. Continue reading
Despite its penetration to the market, this lens is sometimes overlooked by the digital camera buyers or is sold very early in favor of different other zoom lenses, said to be better or longer, depending on the taste of the owner. I just presume that in a lot of cases, the owners are quite new to (D)SLR photography and are not very familiar with the zoom lenses other than those on compact or bridge digital cameras. Continue reading