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On 20 Nov 2001 06:38:08 -0500, Warp wrote:
> Alberto Mendoza <jac### [at] usb ve> wrote:
>: Having no mass, photons always travel at speed of light, even when they
>: go through transparent objects. They are absorbed and emitted several
>: times before they escape the material.
>
> I can grasp this. However, what I still don't understand is the refraction
> phenomenon.
Understanding refraction (and diffraction, too) requires one to see the
energy as waves instead of as particles. It's impossible to understand as
long as you keep thinking of them as strictly photons.
--
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R(_-z*3_+z)torus{1__ clipped_by{plane{_ 0}}}translate z+_1}#end#macro S(_)9-(_1-
_)*(_1-_)#end#macro Z(_1 _ __)union{P(_)P(-_)R(y-z-1_)translate.1*_1-y*8pigment{
rgb<S(7)S(5)S(3)>}}#if(_1)Z(_1-__,_,__)#end#end Z(10x*-2,.2)camera{rotate x*90}
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