[ftpaddict]

Originally Posted by Ben_Edict

The question is, what energy (wavelength)) does a X-ray scanner use, what energy level do we have at high altitudes (that is the easiest to answer) and to which kind of wavelength does the film respond the most? Anybody got any info on that?

Ben

Wikipedia kindly points this out:

Originally Posted by someone on Wikipedia

An X-ray (or Röntgen ray) is a form of electromagnetic radiation with a wavelength in the range of 10 to 0.01 nanometers, corresponding to frequencies in the range 30 petahertz to 30 exahertz (30×1015Hz to 30×1018Hz) and energies in the range 120 eV to 120 keV

So somewhere between these values, I presume.