[Gllug] (infra red) webcam

Chris Bell chrisbell at overview.demon.co.uk
Sun Jul 28 13:40:54 UTC 2002

On Sun 28 Jul, Murray wrote:
> Thanks to all for the advice.
> Slightly more off topic, I was reading about the congestion charging coming
> to London.  There are to be no barriers as such, but instead a set of
> camera's.  They read the number plates, and then check them against a
> database of people who've paid for a permit to enter the controlled zone.
> All the images are to be stored on worm drives, which I assume is mostly to
> ensure they will be allowed as evidence in court [1].  The other interesting
> point was that none of the data captured from these camera's is supposed to
> travel more than 25 miles outside London.
> For more info:
> http://www.londontransport.co.uk/streets/cc_intro.shtml
   The M25 variable speed limit area around Heathrow has a number of video
cameras which read number plates and time the vehicles as they travel
between cameras rather than just measuring the speed in front of the
cameras. There is no flash, just a letter in the post.

Chris Bell

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