Why do CCTV IR LED’s Shine Red?

The red shine that can be seen if you look directly at the IR light source is due to the light being in the upper limits of our eyes visible spectrum. (400nm-750nm). IR LED’s emits light around 850nm, which is in the ‘near visible’ spectrum, meaning we cannot see any light cast on a surface […]


How to Avoid Hot Spots when using Infra Red Cameras

As more and more retail shops are selling budget security cameras, the level of expert knowledge provided to the end user is less and less resulting in an increase of next to useless coverage. A lot of low cost security cameras have inbuilt IR lighting located in a ring around the lens, which sounds like […]