Tamron's 17-50mm F4 for Sony E-mount hits stores in October: Digital Photography Review
6 key points of the 50-400mm F4.5-6.3 (Model A067) starting from 50mm 'standard' focal length | Impression | Special Contents | TAMRON Photo Site for photgraphic lenses
Do you really need a prime lens for portraits? I Tamron 17-70 mm 2.8 vs. Sony 50mm 1.8 I 4K - YouTube
Lens, Tamron, 17HF, 16 mm, 2/3"
Tamron is Working on Five f/1.4 Prime Lenses for Mirrorless Cameras | PetaPixel
Tamron SP 45mm F1.8 Di VC USD vs Sigma 50mm F1.4 DG HSM A Detailed Lens Comparison
Sigma 50mm f/1.4 DG HSM Art vs Tamron SP 45mm F1.8 Di VC USD: What is the difference?
Just an image to show how ridiculously huge this Sigma 50 f1.4 Art for native E-Mount is on a Sony A7III (Compared with the Tamron 28-75 f2.8 : r/SonyAlpha