Warp wrote:
> Thomas de Groot <t.d### [at] internlnet> wrote:
>>> texture{pigment{color rgb 0 transmit 1}} ;-)
>
>> Now, that reminds me of an item recently in Nature (the scientific
>> magazine). Scientists are seriously searching for something like
>> this. A cloaking device in fact.
>
>   If the density of the thing being cloacked is different from the
> density of air, it will be rather difficult to avoid the effects of
> ior...
>
>   Even completely transparent objects are very obvious because of
> their ior...

And their surface reflectance and specular properites, or maybe those are as
a result of the difference in ior, I don't know.

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