Hi,
I think $200 is not close even for second hand unless your very lucky, have a look at
http://www.scopesim.com/index.php?op...d=46&Itemid=58 (hope its ok to post live links!) this willl let you see what you want then look at whats available, join a club most (all?) will have 'scopes you can use on club nights and keep saving.
Roger