ESI is a systems engineering company specializing in electronic control systems. ESI has an extensive line of standard products that support the professional video industry. These products provide pan, tilt, zoom, focus, iris, and camera remote controls for the worlds finest professional video cameras. For applications requiring the control of single and multiple cameras, ESI manufactures a number of control alternatives. From the single controller with selectable outputs to multiple controllers packaged into a single console, ESI has a video motion control solution for the most demanding camera robotic applications in teleconferencing, churches, municipality chambers and distance learning.