Tamron SP A05

This is not the only time I have purchased a non-Canon lens and this one was kind of a last minute purchase. One of the main reasons for buying a Tamron lens is that they are far cheaper than the equivalent Canon product and in my experience there is rarely any variance in quality. Perhaps the only drawback is that they tend to look a bit on the cheap side when you compare them with their Canon or Nikon equivalents, but for me this really is a minor point. The Tamron SP AF 17-35mm is a superb ultra wide-angle zoom lens that starts at 17mm when used with a conventional 35mm SLR camera. When mounted on an APS-size digital SLR camera, it provides a focal ...  Read the complete review