Lidar

A Radar Detector is simply an RF Receiver that is tuned to frequencies in the 10 to 36 Giga Hertz Range and will alert you if there is a Radar Transmitter nearby. It will also receive a Laser signal, approximately 905 nanometers (nm) that will alert you if there is a Laser Transmitted near by.

Detection Band. Laser and Radar Detectors have specific bands of frequencies that they receive. The identification of the Radar Bands are X Band, K Band, Ka Superwide, Ku Band, VG-2, Spectre ...