| 1. | Like the zeiss lenses for motion picture , zf lenses feature unusually high mechanical quality , fixed focal length , very precise manual focussing , reliability , and exceptional durability 如同电影用的zeiss镜头, zf镜头的特色就是非常高的机械品质,固定焦长,非常准确的对焦系统以及高度可靠性,并且非常耐久。 |