Amazon.com : Tamron AF 17-50mm F/2.8 XR Di-II LD SP Aspherical (IF) Zoom Lens for Konica Minolta and Sony Digital SLR Cameras (Model A16M) : Camera Lenses : Electronics
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Tamron SP AF XR LD Aspherical IF Di II 17-50mm F2.8 Lens Reviews - Tamron Lenses - Pentax Lens Review Database