A red light camera is designed to take photographs of cars that speed past a red light. Every year, about 20 percent of car accidents are caused by drivers running red lights. This traffic offense takes away some 800 American lives every year and approximately $7 billion dollars of property is lost. read more
A: A vehicle nears the intersection when the traffic light turns red. B:If the vehicle is traveling at a certain speed, a video camera is triggered. C:The video camera records the vehicle moving through the intersection with traffic light overhead, and a still camera takes a photo of the license plate (the flash). read more