Re: [APML] Copygraph + M44 + Jupiter

["Chris Schur" <cschur@cybertrails.com>]

Brian, thats really a nice lens!  You might also try stopping the lens down
to experiment with star images.  My Aero Ektar worked best at f/4.

Chris
----- Original Message -----
From: Brian Larmay <astrobri@ameritech.net>
To: <astro-photo@seds.org>
Sent: Wednesday, March 26, 2003 6:18 PM
Subject: [APML] Copygraph + M44 + Jupiter


> Here's the Copygraphs first test shot:
> http://www.astrobri.com/m44_and_jupiter.htm
>
> Im Impressed by the barely noticeable vignette I got in all my shots from
> the 2' adapter.
> Of course this is not made for infinity so there is aberration at the
edges.
> There is a small amount of trailing in this one, but I was going more for
> just finding out the abberations and vignette
>
> Using an H-a filter might clear the rest of the scopes shortcommings, but
> may also enhance them.
>
> I didnt edit this image except for a quick levels adjustment, and the
> cloning tool to take out a small scratch.
> If anyone wants to see the raw scan I can post that as well.
>
> For those who gave me advice with this project, I give a thank you<g>
>
> Brian
>
>
>
>
> My Photography
> Nature: http://www.astrobri.com/nature_photography.htm
> Astrophotography: http://www.astrobri.com/astrophotography_ind.htm
> Storm chasing photography:
> http://www.astrobri.com/weather_pictures_2002_season.htm
> Northern Lights: http://www.astrobri.com/northern_lights.htm
> Miscellaneous: http://www.astrobri.com/miscellaneous.htm
>
>
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