Actually, if you think about it, from a lens on the surface, the focus of a 10 mile away object is the same as one at 250,000 miles.<br /><br />It's infinity.<br /><br />A lens's focus only makes a substantial difference within a mile or so, after that it's all infinity. <div class="Discussion_UserSignature"> <p><font color="#000080"><em><font color="#000000">But the Krell forgot one thing John. Monsters. Monsters from the Id.</font></em> </font></p><p><font color="#000080">I really, really, really, really miss the "first unread post" function</font><font color="#000080"> </font></p> </div>