The Vario-Sonnar T* 70-200mm f/3.5-4.5 lens by Carl Zeiss is a convenient tele-zoom for the Contax N auto-focus SLR system. It is designed with the motives and needs of the demanding traveling photographer in mind. It has a durable precision barrel, but is relatively lightweight and small, especially in transport mode. Filters with 67mm thread can be used at any focal length. The Vario-Sonnar T* 70-200mm f/3.5-4.5 lens is equipped with an internal auto-focus drive motor. The auto-focus can be switched off if desired.