| IR Illuminators or Infrared illuminators used in CCTV and | | | | you want to cover more wide angel for your |
| Video Surveillance systems consist of two types; | | | | illuminator beam, more short distance you can reach. |
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| LED Infrared Illuminators and Halogen Bulb IR | | | | 3. The Wavelength in which the IR illuminator produces |
| Illuminators. IR illuminator can greatly improve the | | | | light as to it being slightly visible to completely invisible to |
| effective night vision of an IR sensitive security | | | | the human eye. |
| camera and the overall performance of CCTV video | | | | Cameras See the Light But The Human Eye Does Not |
| surveillance systems in low light applications. Weather | | | | Normal IR illuminators have infrared leds that emit |
| halogen bulb or LED Infrared Illuminators are chosen | | | | light at 850nm. This is a part of the spectrum that the |
| the key to selecting the correct IR illuminator is based | | | | human eye cannot see. Infrared cameras or ir |
| on three major factors. | | | | sensitive cameras, however, can see the light. This |
| 1. The IR Illuminators overall Distance capabilities | | | | means that you can add light to your video security |
| Since Infrared emitters or illuminators can add lighting to | | | | system without adding visible light (such as a flood |
| an existing surveillance camera if the camera is | | | | light). Your video image will be brighter and more like |
| infrared sensitive or compatible, long distance | | | | daylight when you use an infrared illuminator. |
| capabilities can be reached by adding more IR Leds. | | | | The Illuminator Advantage |
| However longer distance will result in smaller | | | | Infrared illuminators can be a great addition to your |
| illuminator beam. | | | | video surveillance setup. Because they do not require |
| | | | | a video signal, only power, you can add them into an |
| 2. The spread of the Infrared illuminator beam | | | | existing system to help your lighting. If there is a |
| Depending on your CCTV project, normal IR illuminator | | | | particular area you need more light in, you just need to |
| beam will cover between 15degree to 80 degree. If | | | | plug it in and point it at that area. |