Best way of measurement sodium wavelength?

[justawebuser]

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

 

[Simon Bridge]

Well what do you think? Can you think of another method?

 

[UltrafastPED]

Hello everybody ,A friend of mine told me that best way (The most accurate) to do this is grating diffraction experiment

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