RE: [APML] Astro-Physics Field Flatner

["Lane, Jason R" <jason.lane@navy.mil>]

Jerry did you ever resolve this problem?

-Jason

-----Original Message-----
From: astro-photo-bounces@seds.org
[mailto:astro-photo-bounces@seds.org]On Behalf Of Jerry Lodriguss
Sent: Friday, August 26, 2005 11:32 AM
To: Discussion of Film Astrophotography
Subject: Re: [APML] Astro-Physics Field Flatner



Hi Wei-Hao,

I don't know, this FF was used with techpan with excellent results.

I'm talking to AP about it right now. It might be something as simple as 
the optical element being in backwards.

Jerry


At 05:30 AM 8/26/2005, you wrote:
>Hi Jerry,
>
>I don't have an answer for your question but I saw something similar on
>other AP scopes.  If you are interested, check out astromart forum
>CCD Imaging and Processing/Deep Sky.  On 8/17, Stefan Seip posted
>an image of NGC6992 taken by 20Da and AP Traveler with field flattener.
>The astigmatism in his case is much worse than yours.
>
>Is it possible that the image quality of AP+FF has been like this from the
>very begining and we didn't notice it before simply because of the poor
>resolution of film (comparing to DSLR)?
>
>Wei-Hao
>
>--
>________________________________________________________________
>Wei-Hao Wang  :)
>
>Institute for Astronomy at University of Hawaii
>
>Address:
>2680 Woodlawn Drive         Personal Website:
>Honolulu, HI 96822             http://www.ifa.hawaii.edu/~wang
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