Tamron 18-400 mm f/3.5-6.3 Di II VC HLD review - Introduction - LensTip.com
Tamron 18-400mm f/3.5-6.3 Di II VC HLD Lens Review
Amazon.com : TAMRON high magnification zoom lens 18-400mm F3.5-6.3 DiII VC HLD for Canon APS-C only B028E(International Version - No Warranty) : Electronics
Tamron reveals $699 18-300mm F3.5-6.3 APS-C lens for Sony E mount cameras, X-mount version due out 'this fall': Digital Photography Review