Re: Long digital exposures?

[dave6134@xxxxxxxxxxx]

> Nov 19, 2008 08:20:47 AM, photoforum@xxxxxxxxxxxxxxxxxx wrote:
>
>
>    > ........... is there a digital technique, perhaps used with the better
>   >  cameras, that allows noiseless, minutes long, digital exposures?
>
>   >  AZ
>
> Dark frame exposure and/or digital image stacking works well for astrophotography. I have seen images from cumulative exposures several hours in length.
>
> Dave
> East Englewood
> --------------------------
> The proof is in the print.