As a complete newbie to the world of digiscoping I have just found Nikon's Digiscoping WebPage and thought that other newbies might find it informative.
The address is:
http://nikon.topica.ne.jp/bi_e/how_to/digisco/index.htm
The address is:
http://nikon.topica.ne.jp/bi_e/how_to/digisco/index.htm