Originally Posted by ft1337
My understanding about laser is you just can't escape this shit. Laser travels at the speed of light obviously, so by the time they hit you with it, they already have a reading. You can slam on the brakes if you want but you ticket is ready for you regardless.
I don't know how some people can claim that they got their ass saved a few times from a laser, it doesn't add up.
Aah, so do radio waves...
Both Lidar and Radar use the doppler effect to detect speed.