Tamron has announced a new lens, the Tamron 15-30mm f/2.8 DI VC USD ultra-wide zoom lens. The company showcasesd a prototype of the lens at Photokina 2014. According to Tamron, it’s the first ultra-wide f/2.8 zoom to offer image stabilisation. The lens is designed for full-format DSLRs. It has a 9-blade diaphragm and an ultra-sonic focussing motor.
The lens weighs about 2.4pounds (1.1kg), and it is 5.7 inches long (145mm).
The company informed that it will be available in Canon, Nikon and Sony mounts, and have yet not announced the pricing and availability.