Re: ATM vacuum chamber configuration

[Andy Saulietis <iss@pvtnetworks.net>]

Dave Smith writes:

>I couldn't help but think option #3 would be the best.  If even dispersion
>of the aluminum coating *is* a problem with this approach, how difficult
>would it be to have the mirror mounts mounted by way of a steel shaft with
>bearings through the chamber wall/door, such that you could drive the shaft
>with a gearmotor and slowly spin the mirror whilst aluminizing.
>Hmm....rotisserie mirrors?

Mirrors have been parabolized by changing
the amount of aluminum deposited while
spinning the mirror. I think there's
on commercial example of this but can't
think of the source...


Andy Saulietis
ISS Enterprises
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Mayhill NM 88339
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e-mail: iss@pvtnetworks.net