View Single Post
      08-22-2010, 12:26 AM   #3
hmi1750
Major
hmi1750's Avatar
11
Rep
1,130
Posts

 
Drives: M135i
Join Date: Jun 2007
Location: London, UK

iTrader: (0)

Yer some form of ANPR. VEry common on the A4 and around Hounslow/Heathrow. Seem to monitor trucks breaking the emissions route and also monitor traffic flow (for dodgy plates) in and around the area.

Often have 2 cameras of the same design for a 3 lane road.