Tamron has been in the lens-making business for decades and was initially known for making affordable optics if not always professional-grade optics. Many enthusiasts flocked to Tamron super-zooms for the inherent convenience and low cost that they represented. However, there is a focal length that gained legendary status amongst amateurs and professionals alike and the Tamron 90mm f/2.8 Macro found its way into even the most discerning camera bags.