RE: [APML] Astro-Physics Field Flatner

[Jerry Lodriguss <lists4@astropix.com>]

Hi Jason,

I think so, I think it was just that the optical element was in backwards, 
but I haven't used it on the sky yet, it's been cloudy, and now we're 
waiting for the remnants of the hurricane.

Jerry


At 10:10 AM 8/29/2005, you wrote:
>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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