RE: ATM Airy disk as a guide to mirror quality???

["Ken Bertapelle" <kenb@cqg.com>]

Yes, it's very possible to check the mirror that way prior to coating.  In
fact, it's recommended.  The procedure is thoroughly documented in Suiter's
book, "Star Testing Astronomical Telescopes".

- Ken Bertapelle

> -----Original Message-----
> From: owner-atm@shore.net [mailto:owner-atm@shore.net]On Behalf Of
> pdk@tampabay.rr.com
> Sent: Thursday, December 06, 2001 4:11 AM
> To: atm@shore.net
> Subject: ATM Airy disk as a guide to mirror quality???
>
>
>
> Is possible to at least partially conclude
> that a mirror is "acceptable" if it gives
> airy disk on bright stars prior to being
> coated?  ie an 8"F6
>
> Thanks to all at ST Pete Mirror Lab
> whom helped me get it done!!!
>
>
>
>
>