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Best way of measurement sodium wavelength?

  1. May 23, 2014 #1
    Hello everybody ,A friend of mine told me that best way (The most accurate) to do this is grating diffraction experiment , What u think? Thanks in advance
     
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  3. May 23, 2014 #2

    Simon Bridge

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    Well what do you think? Can you think of another method?
     
  4. May 23, 2014 #3

    UltrafastPED

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    In undergraduate optics lab we used prisms and gratings. For the lab report we were to answer that very question!
     
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