In this case, time doesn�t matter...:-) The machines I�ve seen never emit x-rays continuously (have you ever seen something actually MOVE on the screen, even when the belt is running?), but just flash, and keep the image in memory until next flash. So stopping the belt and pointing things out gives no additional dose.
In fact, if the x-rays were on continuously, the stray radiation would very quickly exceed the allowed dose for the operators, who stand there for hours Per Bob Sull wrote: A new screener was getting trained and the scanner > was stopping as they pointed things out to the trainee. There was no > way I was going to let my film through this machine. > > Time is as important as intensity..... > > Bob * **** ******* *********************************************************** * For list instructions, including unsubscribe, see: * http://www.a1.nl/phomepag/markerink/eos_list.htm ***********************************************************
