Tamron 17-50mm F/2.8 XR ASL (IF) Di-II with Hood for Canon

SP AF17-50mm F/2.8 XR Di II LD Aspherical [IF]
The SP AF17-50mm F/2.8 is a lightweight, compact, fast standard zoom lens designed exclusively for digital SLR cameras, expanding the product concept of the popular SP AF28-75mm F/2.8 zoom lens.

In addition, portrait shots are made beautiful with the natural out-of-focus effect characteristic provided by the fast F/2.8 aperture. Additionally, a broader photographic expression through the use of faster shutter speeds as a result of the maximum aperture offers enhanced photographic pleasure. The lens boasts one of the best close-up shooting performances in the class of fast standard zoom lenses designed exclusively for digital cameras and featuring an F/2.8 maximum aperture throughout the entire zoom range, to ensure stress-free photographic shots at all focal lengths and distances.

Specifications :
• Model : A016
• Lens Construction (Groups/Elements) : 13/16
• Angle of View : 78¡45'-31¡11' (APS-C size equivalent)
• Diaphragm Blade Number : 7 (Circular apertures)
• Minimum Aperture : F/32
• Minimum Focus Distance : 10.6in.(0.27m)
• Macro Magnification Ratio : 1:4.5 (at f=50mm MFD 0.27m)
• Filter Diameter : 67
• Weight : 430g (15.2oz)
• Diameter x Length : 2.9 x 3.2in. (74.0 x 81.7mm)
• Accessory : Flower shaped lens hood
• Mount : Canon, Nikon, Sony