Quote:
Originally Posted by aft_72005
Ancient Iran had over 12000 years old, there are many valuable historical items
There are many ancient place in Iran but intelligent police captive treasure hunters .
What city or what region of Iran you saw it?
Strange, I never hear deep to 20 meter . as i know technology not allow yet
Build such detector !!!! may be was trick!!! Are you sure ?
If sensor was laser, you must be saw laser beam ???
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We worked in west of Iran.
I tell you which I saw myself how the device works. anything hier is real. Some times I think that the device uses a laser doppler vibrometer
http://en.wikipedia.org/wiki/Laser_Doppler_vibrometer
Please believe this fact which there is a LRL with camera!
I pay 50,000 $ for such device ( of cource after testing of device in Germany)!