RE: [ATM] Another Astigmatism question, but at the sphere stage

[Guy Brandenburg <gfbrandenburg@yahoo.com>]

If you can see the astigmatism in those 2 knife-edge
images, you either have much better eyes, or a much
better imagination, than I do. Are you serious, Jerry?
Guy

--- Jerry <wa4guu@verizon.net> wrote:

> Ok! Thanks James. And the astigmatism does show in
> those images.
> Jerry
> 
> 
> -----Original Message-----
> From: atm-bounces@atmlist.net
> [mailto:atm-bounces@atmlist.net] On Behalf Of
> James Lerch
> Sent: Sunday, August 28, 2005 7:02 PM
> To: ATM
> Subject: Re: [ATM] Another Astigmatism question, but
> at the sphere stage
> 
> ----- Original Message ----- 
> From: "Jerry" <wa4guu@verizon.net>
> 
> >Can someone provide Foucault and Ronchi images of
> this astigmatic mirror?
> 
> Jerry,
> 
> I have archived 120+ unmasked Foucault images on
> mirror C, here:
> 
> http://lerch.no-ip.com/atm/MRR/
> 
> Click on Mirror C Results at the top, Section #3,
> sub-section 3 (Between the
> 
> robo Foucault results and the interferometry
> results)
> 
> BTW, each image is flawed by a small speck of dust
> some where in my CCD
> camera. 
> The flaw shows up as a small 'blotch' in the bottom
> center of each image.
> 
> Hopes this helps.
> 
> Take Care,
> James Lerch


Guy  Brandenburg
Washington, DC
My home page:
http://home.earthlink.net/~gfbranden/GFB_Home_Page.html
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