If you were to buy a telescope what type of radiation would it use

Question: If you were to buy a telescope what type of radiation would it use
- Keywords:
  radiation,
  telescope,
  win
Asked by welshdragon4029 to Ezzy on 12 Mar 2012.
- Elizabeth Pearson answered on 12 Mar 2012:
  
  It would have to be optical, ie. what we can see. Anything else costs a few million pounds, which is a little outside the budget.

Question: If you were to buy a telescope what type of radiation would it use