Simon Lemieux wrote:
>
> If I can just correct this... space is void and there is no matter, so there is
> no IOR, but there is in the air.. the air's IOR is ~1 and so the light passing
> from air to space will be refracted with an indice of 1, 0 means no refraction
> (ie: passing from space to space), common glass is at 2.2 i think...  And again,
> look at the glass on earth, it looks nice, look at it in space and it looks
> different, because the IOR passes from 1 to 2.2 and in space from 0 to 2.2...

Back to shool for you! Vacuum ior=1.0.
http://www.glenbrook.k12.il.us/gbssci/phys/Class/refrn/u14l1d.html

______________________________________________________________________
Kari Kivisalo                                  http://www.kivisalo.net

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