For a simple, inexpenisve, helical focuser, take a look at Dave Trott's page... http://hometown.aol.com/davetrott/page11.htm Mark ________________________________________________________________ YOU'RE PAYING TOO MUCH FOR THE INTERNET! Juno now offers FREE Internet Access! Try it today - there's no risk! For your FREE software, visit: http://dl.www.juno.com/get/tagj.