A-mount owners will have to wait to get these lenses. Because according to Nokishita there will be Canon and Nikon version only. Usually Tamron does announce A-mount versions 6-9 months later but so far this is not confirmed. In the meantime here are the specs:
SP 24 – 70 mm F / 2.8 Di VC USD G 2
– A032
– Lens construction: 12 groups 17 sheets
– Diaphragm blades: 9 (circular aperture)
– Shortest shooting distance: 15 inches (about 0.38 m)
– Maximum photographing magnification: 1: 5
– Image stabilization effect: Approximately 4.5 steps
– Filter diameter: 82 mm
– Maximum diameter × length: 3.5 in × 4.4 in (about 89 mm × 112 mm)
– Weight: 31.9 oz (approx 904 g)
18-400 mm F / 3.5 – 6.3 Di II VC HLD
– B028
– Mount: For Canon · For Nikon
– Lens configuration: 11 groups of 16
– Diaphragm blades: 9 (circular aperture)
– Shortest shooting distance: 17.7 inches (about 0.45 m)
– Maximum shooting magnification: 1: 2.9
– Image stabilization effect: Approximately 3.5 steps
– Filter diameter: 72 mm
– Maximum diameter × length: 3.1 in × 4.8 in (about 79 mm × 122 mm)
– Weight: 25.6 oz (about 726 g)
– North American price: $ 649