Buy Tamron 70-200mm f/2.8 Di LD (IF) Macro AF Lens for Canon
Tamron SP 70-200mm f/2.8 Di VC USD G2 lens review with samples (Full-frame and APS-C) - YouTube
Lens Comparison: Tamron SP 70-200 f/2.8 Di VC USD vs Canon EF 70-200 f/2.8L (PART 1) - Light And Matter
Tamron 70-200mm f2.8 VC G2 review | Cameralabs
Amazon.com : Tamron AF 70-200mm f/2.8 Di LD IF Macro Lens with Built in Motor for Nikon Digital SLR Cameras (Model A001NII) : Camera Lenses : Electronics