![Laser Radar](https://leelofland.com/wp-content/uploads/2008/02/hamilton-one-119-298x400.jpg)
Laser Radar
Laser radar sends a quick burst of infrared light to a speeding car. The light is reflected back and the unit calculates, in nanoseconds, how long it took for the light to travel in each direction. Then, the unit transposes the information…
![Radar Love](https://leelofland.com/wp-content/uploads/2008/02/radar-unit-speeds.jpg)
Doppler Radar
Radar is an acronym for radio detection and ranging. Doppler radar units, like the one pictured above, emit a continuous frequency that bounces off a moving object, such as a car or truck. The radar unit receives the reflected signal…
![If the Shoe Fits](https://leelofland.com/wp-content/uploads/2008/02/footprints_small1.jpg)
If The Shoe Fits – Impression Evidence
Detectives look pretty darn silly walking into court carrying a pair of plaster footprints. But, footprint and tire impressions can be extremely helpful to an investigator's case. They're especially helpful when the casts are a perfect…