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Sigma 17-50mm f/2.8 EX DC OS HSM Lens for Nikon F 583306 B&H
AF-S DX Zoom-Nikkor 17-55mm f/2.8G IF-ED | Nikon
Tamron 17-50mm f/2.8 Aspherical LD XR Di II SP (8-Pin) APS-C (DX) Lens for Nikon F-Mount {67} A16II at KEH Camera
Sigma 17-50 mm f/2.8 EX DC OS HSM review - Build quality - LensTip.com
Amazon.com : Sigma 17-50mm f/2.8 EX DC OS HSM FLD Large Aperture Standard Zoom Lens for Nikon Digital DSLR Camera : Camera Lenses : Electronics
Tamron SP B005 17-50mm f/2.8 Di-II XR VC IF AF Lens For Canon for sale online | eBay
Sigma 17-50mm f/2.8 EX DC OS HSM review | Digital Camera World