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Tamron AF 17-50mm F/2.8 SP XR Di II VC (Vibration Compensation) Zoom Lens for Canon Digital SLR Cameras
- Compact Fast Zoom with VC (Vibration Compensation).
- Fast Constant F/2.8 Aperture.
- For use on APS-C size DSLR cameras.
- 11.4-Inch minimum focusing distance / 1: 4.8 Maximum magnification ratio.
- Internal Focusing.
Technical specifications: focal length 17 - 50 MM: format size APS – C: maximum aperture F/2.8; minimum aperture F/ 32; diagonal angle of view 78 degree and 45 minute - 31 degree and 11 minute; lens construction 19 elements, 14 groups; minimum focusing distance 11.4-Inch (0.29m); maximum magnification ratio 1:4 0.8; filter diameter 72 mm; overall length 3.7 inches maximum diameter 3.13 inches; weight 20.15oz. 570g; diaphragm blades-seven; standard accessory flower shaped lens hood; Canon mount
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