Re: [ATM] Not tde or tue, important oblate spheroid, ellipsoid

["lütfü" "çakmak" <lutfu_cakmak@yahoo.com>]

Excuse me Jerry, I see now, a little bit hill still
not remain. On the contrary a little bit hole 
happened. People fall to be mistaken easily. I think I
worked some more.

Lutfu


--- lütfü çakmak <lutfu_cakmak@yahoo.com> wrote:

> Hi Jerry,
> 
> I agree with you. Already I have worked for about 5
> months on this mirror. One time I had to returned to
> fine grinding. It is a training mirror for me.
> Actually I will make a 10" for planets and a 15" for
> deep sky. 15" blank is ready for grinding and I have
> waited 10" pyrex blank from a my frend will to send
> from USA.
> 
> After 30 + 15 min. the big W stroke + 15 min. the
> big
> W stroke using rouge here is ronchi;
> 
>
http://www.atmlist.net/contrib/lutfu_cakmak-at-yahoo-dot-com/lutfu_1_12_2008/
> 
> I think my mirror returned to shpere, but a litte
> bit
> a hill still remain and there is a little bit TDE on
> the edge, for my part.
> 
> Well, afterwards what is your suggestions. 
> 
> Unfortunately I have not yet a foucault test device.
> Surely I will have to make one.
> 
> Best regards,
> 
> Lutfu
> 
> 
> --- Jerry <wa4guu@verizon.net> wrote:
> 
> > You could finish that quickly. But it usually
> > doesn't happen that fast.
> > Maybe it will happen this time. If it doesn't, be
> > patient and look at the
> > bright side. You will learn more if you have to
> > fight for it and it takes
> > longer. If you finish this weekend you will just
> > have to learn more on the
> > next mirror.
> > 
> > Show me some pictures of your progress. I have
> seen
> > your Ronchi images. Can
> > you Foucault test? Do you have a mask to test
> zones?
> > If so tell me the
> > dimensions. 
> > 
> > Jerry
> > 
> > -----Original Message-----
> > From: lütfü çakmak 
> 
> 
> 
>      
>
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