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Homework Help: Two Lenses

  1. Aug 11, 2010 #1
    1. The problem statement, all variables and given/known data
    The lenses are separated by 250mm. Where should the object be places so that the final image is formed at infinity?
    I'm confused.
     
    Last edited: Aug 11, 2010
  2. jcsd
  3. Aug 11, 2010 #2
    We need more information, an attempt at a solution, and an explanation of what you're confused about.
     
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