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Neeum Zawan wrote:
> Don't really know. However, I think it does agree on the physics
> behind refractive index. It's just a function of the permittivity, which
> electromagnetics precisely describes (in terms of waves). I don't know
> if there's a "particle" explanation.
IIRC, it's accurate enough that predictions of refraction based on
permittivity yield correct results, even for fringe cases like negative
or really high indices of refraction.
--
Chambers
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