From: nedlatham@woden.valhalla.oz   
      
   Jos Bergervoet wrote:   
   > Ned Latham wrote:   
   > >   
   > > Has anyone ever tested for, or better yet measured, doppler shift   
   > > in light traversing a refractive substance such as glass?   
   >   
   > Wouldn't that just be the Fizeau experiment?   
   >    
      
   That demonstrates that a moving medium affects the speed of light.   
   What I'm looking for is measurements of change in either frequency   
   or wavelength between light as it approaches a refractive medium   
   and as it travels *in* that medium.   
      
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