People v. Mann

Following a bench trial in the circuit court of Du Page County, defendant, Jack T. Mann, was found guilty of speeding (625 ILCS 5/11—601(b) (West 2006)). On appeal, he argues that the trial court erred in permitting the State to introduce evidence that the officer who ticketed defendant used a LIDAR 1 device to measure the speed of defendant’s vehicle. We affirm.

Using a Kustom ProLaser III LIDAR device, the officer determined that defendant’s vehicle was traveling at 80 miles per hour. The vehicle was traveling along a portion of 1-88 where the posted speed limit was 55 miles per hour.…