They say about 6,000 cameras are currently in use in the UK.
There are nine different speed camera types in use and they are Gatso, Truvelo, SPECS, Peek, Speedcurb, Watchman, Traffic Light, DS2 and Mobile.
To read more on each type go to -
http://www.speedcamerasuk.com/speed-camera-types.htm
We don't have any fixed cameras in Fife - just the mobile one's.