From: "Jack Schmidling" 
To: 
Reply-To: "Jack Schmidling" 


I gave up trying to get that other message through.  Must have some
internet glue on it.

> "Jerry B. Hillman" wrote:
> >
> > Hi all,
> > I had nice clear skies last night.  The boiling image I mentioned in my
> > previous post was absent.  I modified my mirror cell sling and the
> > triangular image dissappeared.  Outside of focus the image was round
only in
> > my imagination. Inside of focus the image was irregular and fuzzy. In
focus
> > the image was a irregular blob with no true form.  This was done at the
> > maximum mag I can get to with a 3.6 mm eyepiece.
> > Obviously, this mirror is junk,
>
> The star test is telling, but it also takes time to learn.

I hate to get commercial here but in spite of it's worts, the Ronchi test
might help in this case.  I have never claimed it to be anything other than
a lemon finder.

In this case we clearly have a lemon or a worker that needs some help in
the form of a simpler test to provide another opinion.

Borrow an EasyTester from someone or rig one up yourself.  If you don't
know what it is, it's on my web site.

js

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