Originally Posted by Blue Fire

Okay, guys, Thanks for all your responses and information re my original post here! Much appreciated. I was not aware Phil had indeed covered this in his book. I haven't read it. I made the incorrect assumption (hunh, imagine that!) that since the issue of metamers and how the eye percieves different wavelengths of light wasn't mentioned in his article in the Misconceptions page of this site, that perhaps he hadn't been comprehensive enough.