Re: [APML] [OT] Stellarvue AT1010 Nighthawk good at photos?

[Jerry Lodriguss <jerry@astropix.com>]

Hi Matt,

I think John Boudreau was the first to detail a technique using RegiStar 
for the reduction of lateral chromatic abberation in astrophotos.

He has an article describing his methods at:

http://home.attbi.com/~jeboud/xchrom.htm

It's MUCH easier in RegiStar than in Photoshop, just like aligning multiple 
originals. <G>

Jerry



At 09:21 AM 2/4/2003 -0500, you wrote:
>Nicola,
>
>I have no comment on that scope per se.  If the main aberration is lateral
>chromatic, then there is a software solution.  I've been meaning to write
>an article about this.  You can use Photoshop to independently scale the
>channels.  I've done this for some of my wide field shots, including star
>trails.
>
>Matt
>
>nmontec@libero.it said:
> > Dear All,
> >
> > I was just looking at Stellarvue's homepage and I found this short scope
> > on sale. Do you have any idea about it?
> > Alternatively, If I'd ike to buy a short scope for direct focus
> > astrophotography what would you suggest me?
> > There should be probably some evident chromatism due to short focus, can
> > i get rid of it with a yellow filter to put between the camera and the
> > scope?
> >
> > Thanks a lot
> > Nicola
> >
> > ps:please consider that I'm on a budget (i.e. no pentax or zeiss allowed
> > :)
>--
>Matt BenDaniel
>http://starmatt.com
>
>
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