Re: [ATM] Couder Masks and Zone Testing

["Byron" <byron@astronomygeek.us>]

Sorry for my delay in getting back with all of you. I have been wrapped up
with business affairs for the last couple of days.  I need to review the
wealth of information that you guys have given me (Thank YOU) and then get
back with you.  I will be in touch in a couple of days.

Byron


----- Original Message -----
From: "Richard Schwartz" <richas@earthlink.net>
To: "Michael Lindner" <mikell@optonline.net>; "Byron"
<byron@astronomygeek.us>; <atm@atmlist.net>
Sent: Thursday, April 15, 2004 8:17 PM
Subject: Re: [ATM] Couder Masks and Zone Testing


> I don't know how you can make a Couder mask with software.   I always used
> black paper or cardboard and an X-acto knife.
>
> Note that it is best when testing to isolate the mask from the mirror.
> That way you can adjust the mask position without disturbing the distance
> from the mirror to the knife edge.
>
> . . . Richard
>
>
> > [Original Message]
> > From: Michael Lindner <mikell@optonline.net>
> > To: Byron <byron@astronomygeek.us>; <atm@atmlist.net>
> > Date: 4/14/2004 12:36:51 PM
> > Subject: Re: [ATM] Couder Masks and Zone Testing
> >
> > On Wednesday 14 April 2004 01:37 pm, Byron wrote:
> > > I have read some of about creating a Couder mask, but right now I
would
> > > like some type of software or anything that will make creating the
masks
> > > easier. I can always grasp a greater understanding of it as I go
along.
> >
> > Tex will also generate a printable couder mask.
> >
> > http://home.att.net/~mikel/
> >
> > --
> > Michael Lindner
> > http://www.starastronomy.org *** http://home.att.net/~mikel
> > http://www.atmsite.org *** http://www.atmlist.net
> >
> > _______________________________________________
> > ATM mailing list http://www.atmlist.net/
>
>

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