Re: [APML] Coma corrected SCT Part 2

[Duncan Munro <dmunro@sfu.ca>]

Ok, I've got a rough web page finished with some images:

http://www.sfu.ca/%7Edmunro/Coma%20corrector%20test%20page.html

cheers

Duncan


Duncan Munro wrote:

> Hi all. I've finally had a chance to do some more testing with CCs and 
> SCTs. I tried out my Baader MPCC last night. It's a definite 
> improvement over the Lumicon CC. I'll be posting some sample images on 
> my website shortly. With the MPCC and a 10" F6.3 OTA I get a coma free 
> field about 30mm in diameter. The Lumicon could manage about 20mm. 
> Again, I'm guessing that either CC would produce a coma free field 
> over a full 35mm frame with an SCT @ F10, which is tempting.
>
> BTW, my Meade 208xt produced excellent results with my 10" F6.3 OTA, 
> Lumicon NEG, and EQ-6 Skyscan GEM. I was a bit worried about guiding 
> on the uncorrected stars at the edge of the FOV but the 208xt had no 
> problems.
>
> cheers
>
> Duncan Munro
>
> http://www.sfu.ca/~dmunro/
>
>
> _______________________________________________
> Astro-Photo mailing list
> Astro-Photo@seds.org
> http://seds.org/mailman/listinfo/astro-photo
>
>

_______________________________________________
Astro-Photo mailing list
Astro-Photo@seds.org
http://seds.org/mailman/listinfo/astro-photo