Tamron AF 28-75mm f/2.8 XR Di LD Aspherical (IF) Macro Zoom is a fast and versatile lens. “Di” (Digitally Integrated Design) is a designation Tamron puts on lenses featuring optical systems designed to meet the performance characteristics of digital SLR cameras. It delivers high performance across the zoom range and the macro has a minimum focusing distance of 13″ and a maximum magnification ration of 1:3.9 (at 75mm).
Focal Length [mm] : 28-75
Maximum Aperture : F/2.8
Minimum Object Distance [m] : 0.33
Maximum Magnification Ratio : 1:3.9
Filter Size [mm]L : 67
Weight [g] : 510
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