> Fast, wide angle lens will "slow" it down some, but you are going to
> get trails if you expose for "several minutes", unguided. You can
> make your own "barn door" guider that will allow longer exposures.
> There are instructions for these in some books on astronomy and there
> may be even plans on the web.
Here's one:
http://ourworld.compuserve.com/homepages/pharrington/scotch.htm
Aaron
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