[. . . ] For your safety on use of a lens Before operating, pay special attention to the following remarks. [. . . ] If the lens emits smoke, smells of smoke or gives off heat, discontinue use immediately. In case you are unable to focus either at the shortest or longest focal lengths, adjust the back focus of the camera by the following method, referring to the Operating Instructions of the camera. Cover front of the lens with a ND filter according to the prevailing lighting conditions. ) Set the focus ring at [FAR] position, and then adjust back focus of the camera. If the lens is not at the desired position, repeat the procedures and , and mount the lens firmly on the camera. Format size Mount Focal length Iris range Minimum object distance Driving coil Damping coil Driving voltage Temperature range 1/3 CS 4mm F2F64 0. Note: This type lens the images are reversed on the monitor both vertically and horizontally. To correct this overturn the camera or the deflection coils both vertically and horizontally. [. . . ] Note: This type lens the images are reversed on the monitor both vertically and horizontally. [. . . ]