Photographers everywhere, especially those who enjoy photographing people, can add wider range to their creative expression with the new model a043 that extends from 35mm to 150mm and offers a fast f/2. 8 aperture At the wide-angle end while maintaining a bright f/4 at the telephoto end. The zoom range incorporates the 85mm focal length (often regarded as optimum for portrait shooting) and covers everything from full-body shots that include the surrounding environment to head-and-shoulders shots that stand out from a natural defocused “bokeh” background for which Tamron is renowned. The compact model a043 is designed for fast handling and easy transport, Measuring only 4. 9 in Long and perfectly balanced. For the discerning travel photographer who wants to pack light while maintaining excellent image quality, The New 35-150mm zoom pairs perfectly with Tamron’s 17-35mm f/2. 8-4 Di OSD (model a037) wide-angle zoom. The two lenses together cover 17mm to 150mm affording creative and versatile capture of landscape, street scenes, architectural details, food, street portraits and more, At a total weight of just 44. 1 oz. With fast f/2. 8 at the wide ends and F/4 at the tele end of each.