While overall dimensions are confined to the absolute minimum, the SP AF70-200mm F/2.8 Di LD (IF) MACRO zoom lens is packed with features that allow stress-free photography: a versatile MFD of just 37.4 inches over the entire zoom range; best-in-class maximum macro magnification ratio of 1:3.1 at f=200mm; and an advantageous internal focusing (IF) system. The new tele-zoom lens covers a desirable focal length range of 70mm medium telephoto to 200mm telephoto when mounted on full-size format SLR cameras and a focal length range from 109mm to 310mm* ultra telephoto when mounted on a DSLR camera with an APS-C sized imager. *Tamron uses an approx. of 1.55X
Features:
Fast Tele Zoom Dual Format (full size and APS-C size) Ultra Telephoto Capability to 310mm* with F/2.8 aperture Remarkably Lightweight Best MFD on the market (37.4") Best Macro Magnification Ratio (1:3.1 ) in Class AF/MF Switchover Mechanism for Enhanced Functionality Removable Lightweight Tripod Holder Specifications:
Model Name A001 Focal Length 70-200mm Maximum Aperture F/2.8 Diagonal Angle of View 34 degrees at 21' ~ 12 degrees at 21' Lens Construction 18 elements /13 groups Minimum Focus Distance 37.4" (.95m) throught the range Maximum Mag. Ratio 1:3.1 (at f=200mm) Filter Diameter 77mm Overall Length 7.6 in (194.3mm) Maximum Diameter 3.5 in. (89.5mm) Weight 40.6oz. (without tripod holder) Diaphragm Blades 9 blades Minimum Aperture F/32 Standard Accessory Flower-shaped Lens Hood and Case Included Compatible Mount Canon, Nikon, Pentax, Sony (Built-In-Motor for use on all Nikon DSLR cameras)
