Night Vision Systems of Allentown, Pennsylvania, offers the NVS Pan and Tilt Series of thermal imaging cameras that combine standard CCD and thermal technology. The thermal camera enables the user to see in complete darkness and through adverse conditions, including rain, smoke, dust, and most fog. The CCD camera provides increased performance in recognition and identification. The cameras are designed for perimeter security and surveillance and feature all-weather rugged housings that are environmentally sealed, as well as 99 preset positions for perimeter scanning. Pelco and IBDSS protocols are supported, and the cameras are available with tactical or control center accessories.