The Tamron SP A025 is a full-frame DSLR camera lens with fresh and upgraded optics from its predecessors. Sold as a premium lens, the Tamron SP has faster autofocus (AF) and enhanced five-stop vibration compensation (VC). Weighing in at approximately 1.5 kg, the lens is resistant to dust and moisture. The A025 can focus down to 37.4 inches, providing a magnification of 0.16x (maximum).