The sony 16 50mm f28 dt ssm lens is a bright wide angle zoom lens designed for exclusive use with sony digital slr cameras that take a mount lenses and delivers the highest level of optical image quality for a wide range of everyday shooting including travel landscapes and portraits leading features include its rugged weather resistant design with interior seals and a bright f28 aperture shooting at all lens settings a focal range from 16mm wide angle to 50mm tele built in ssm for smooth