inputs.text: great piece software coupled right camera patience make real difference - nice piece software useful tool gathering evidence support traffic calming measuresfollow manufacturers recommendations use high frame rate capable camera ps3eye unless traffic slow separate sensors distance several 20 meters need high frame rates measure time traffic cross entryexit sensors ps3 eye bought amazon less 10 well worth small costexpect spend little bit time setting things adjusting best results software configuration positioning camera found best results obtained measuring speed traffic approaching camera geometry vehicles moving away makes reliable speed measurement difficult achieve projection vehicle trigger sensors prematurely thats geometry not fault software theres tradeoff image resolution frame rate operate camera highest resolution youll get sharper images operating lower resolution improves ability measure higher speeds shorter distances youll need experiment little determine works best little maths work highest speed youre likely need measure distance measure ie cameras field view road question estimate minimum frame rate toleratethe system generates excelreadable csv log files speed vehicle kmh mph plus raw data time measurement time entry exit also set lower upper thresholds images vehicles recorded image contains snapshot vehicle crossing entrance middle exit sensor speed shown great providing additional evidence id recommend setting photo trigger speed high possible images large high traffic volumes generate large amounts data quickly ive set mine record extreme offenders twice speed limit moresupport excellent software author helpful always responds quickly questions email