I should have said "the best for this application at a reasonable price".

Tom C.



>From: "Tom C" <[EMAIL PROTECTED]>
>Reply-To: Pentax-Discuss Mail List <[email protected]>
>To: [email protected]
>Subject: Re: OT: DPR Nikon D3, Full-Frame, previewed
>Date: Thu, 23 Aug 2007 13:02:26 -0600
>
>The main thing is their extremely low noise characteristics.  Noise will
>build up in any sensor of course, but of all the DSLR's out there, the
>Digital Rebels and the 5D are recognized as the best.  There's also 
>hardware
>(filter mods) and control software that's been written for them
>
>Surpassing them are the dedicated, cooled, CCD cameras specifically 
>designed
>for astrophotography, that both record the image and send guiding signals 
>to
>the scope's computer, off of one chip.
>
>Tom C.
>
> >From: "Amita Guha" <[EMAIL PROTECTED]>
> >Reply-To: Pentax-Discuss Mail List <[email protected]>
> >To: "Pentax-Discuss Mail List" <[email protected]>
> >Subject: Re: OT: DPR Nikon D3, Full-Frame, previewed
> >Date: Thu, 23 Aug 2007 14:27:52 -0400
> >
> >On 8/23/07, Tom C <[EMAIL PROTECTED]> wrote:
> >
> > > Viewfinder
> > > aside, they are a standout in astrophotography circles, with the most
> >bang
> > > for the buck of any DSLR.
> >
> >Tom, why are the Digital Rebels good for astrophotography? I thought
> >mechanical shutters were still the best thing for astrophotography.
> >
> >Thx,
> >Amita
> >
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>
>
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