According to the latest rumors, Tamron is about to announce a new 28 to 180mm E-Mount lens with a constant f/2.8 aperture throughout the zoom range. If this lens arrives, every wedding photographer would want to get their hands on it, given its incredible range and constant aperture.
Without a doubt, this lens is a massive update from the 28 to 75mm lens. Now, you can capture amazing candid moments as well as pre-wedding shots with full-size body portraits using the 28 to 180mm lens. It’s like having a combination of the Tamron 28 to 75mm and 75 to 180mm lenses in a single piece.
source – webio