When you unlock a phone, step into view of a security camera or drive past a license plate reader at night, beams of infrared light - invisible to the naked eye — shine onto the unique contours of ...

The Dragon Dome LED SFH 4783 uses a focused beam high-power infrared LED (IRED) to achieve a range of more than 100 m for security surveillance. It measures 11 x 6 x 5.7-mm and does not need an ...

The BBA-4000 is a solar powered wireless infrared break beam system that is simple to install and requires no wiring. The break beam sensors are powered by lithium ion batteries that are recharged ...