Advanced CCTV Lens Calculator for CCTV designers. It offers standard functions of Lens Calculators - calculation of the field-of-view size depending on ... several new, more effective tools. The CCTV Lens Calculator will help you: Select lenses, resolutions and camera positions for proper design of CCTV systems. Calculate ... are calculated in 3D coordinate system, depending on camera height and inclination, as well as the maximum .... Free download of CCTV Design Lens Calculator 3.0