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X ray film
is spectral sheet film for radiography, having a thick emulsion coated on both sides of the support to increase the absorption of X rays.
RADIANT ENERGY-Energy in the form of an electromagnetic wave; for example, gamma rays, X rays, ultraviolet energy, light, infrared energy, radiant heat, and radio waves. RADIATION -The process of emitting electromagnetic energy.
Radiography
A technique of using X rays, gamma rays and charged particles to form shadow images on photographic materials. Used in medical and industrial research because of its ability to penetrate opaque objects.
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That part of the ultraviolet spectrum nearest to X rays, i.e. short wavelength UV.
UVB
Between UVA and UVC.
 See also: Light, Photograph, Photography, Speed, Back
  
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