invisible IR - CCTV Services https://www.cctv-services.com CCTV Security Systems, CCTV Monitoring & Response Solutions. Sat, 08 Mar 2025 00:35:22 +0000 en-US hourly 1 https://wordpress.org/?v=6.7.2 What Are 940nm Invisible IR CCTV Cameras and How Do They Work https://www.cctv-services.com/what-are-940nm-invisible-ir-cctv-cameras-and-how-do-they-work/ Sat, 08 Mar 2025 00:35:14 +0000 https://www.cctv-services.com/what-are-940nm-invisible-ir-cctv-cameras-and-how-do-they-work/ 940nm Invisible IR CCTV Cameras use infrared light at 940nm wavelength for nighttime surveillance without visible red glow. Unlike 850nm LEDs, these cameras remain undetectable to the human eye, making them ideal for covert security. They capture monochromatic footage in …

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