Film Badge (Dosimeter)




Film Badge (Dosimeter)

  1. All the α-particle, β-particle and γ-ray can be detected by a photograph film.
  2. The ionisation effect by the radioactive rays will decompose silver bromide crystal on the film.
  3. Films are kept in the badges worn by workers as a tracer device of radioactive rays.
  4. The main disadvantages of using a film as a radioactive tracer is that it needs to be processed in order to prove the presence of radioactive rays)