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Re: [ATM] first light of my 20"



You have in that mirror, the ability to startest just as well as with the
aluminized mirror which is something that I recommend that you do as you
will verify what the Foucault and Ronchi tests show on the mirror's surface.
You won't see the light as bright but you will still be able to see all of
the fine details that you would if it was aluminized.
Bob May
http://nav.to/bobmay
bobmay@nethere.com
NEW! http://bobmay.astronomy.net


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