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Re: ATM Advice on Large Spherical Mirror?




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On Wed, 5 Dec 2001, David Sleeter wrote:

> I bought a large mirror today at a surplus yard. Here are the specs.
>
> It is 16-1/2" dia., F-2.5 (40" focal length) with a central perforation
> of approx. 5" dia. The blank is molded of a clear glass, probably Pyrex?
> It is 3.5" thick at the central hole, and 1-1/4" thick at the outer edge
> with 8 massive radial ribs connecting the center to the edge.

Good Lord!  Where the heck do you guys find these things (other than the
obvious answer of "a surplus yard")?  I guess I just don't know where to
look.

Congrats!

- -- 
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