Cameras detection ranges of 1 km to over 20 km
United Vision Security Systems Long Range Camera System Long Distance CCTV IR Camera surveillance in Oil and Gas Industrial, On-Shore and Offshore rigs, border, ports, and airports Offshore rigs border, ports Airport Camera ranges from 1 to 20+ Miles / 1 to 25+ km www.ev3000.com info@ev3000.com +1-413-592-8477 Stainless Steel Explosive proof FLIR PTZ Camera and HD Color Hi-resolution