[ATM] ronchi shots

[toolontop at yahoo.com (Mark Cowan)]

Hi Charles:

Looks like a nice sphere peeking thru the ragged
ronchi grating... ;)  Maybe a bit of edge problem,
could be high or low depending on where the grating
and the light is. 

Cheers,
Mark Cowan
Salem, OR
 
--- c f <quantemlp@hotmail.com> wrote:
> Hello to all,
> 
> Well, I have gone back and polished some more, (now
> total about 6 hours on 
> my 6" f/7.4) and finally figured out how to take
> some shots of my ronchi 
> tests.
>            (
> http://www.geocities.com/quantemlp/page4.html )
> I would enjoy hearing back on what the members think
> of where the mirror is. ...

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