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Re: [ATM] mirror grinding
That was the 'yard scope'; saw it at Stellafane in
1994, IIRC.
Guy
--- Andy Saulietis <iss@pvtnetworks.net> wrote:
> Re sandblasting mirrors,
>
> Also saw somewhere where some guys sandplasted a rib
> pattern
> on the back of their primary to lighten it. They
> went
> to a gravestone place..they use sandblasting to
> carve
> the names etc on marble. A special heavy tape is
> applied
> to make the desired pattern. This was a *heavy* duty
> sandblaster,
> it took only a few minutes to do the mirror ribs.
> Special
> clothing & masks required.
>
Guy Brandenburg
Washington, DC
My home page:
http://home.earthlink.net/~gfbranden/GFB_Home_Page.html
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