[ballaratdragons (Ken)]

Originally Posted by IanW

Fine focusers with a reduction element (planetary reducer on one knob for example) have been around for a long time. Fullerscopes, Broadhurst & Clarkeson in the UK were fitting them to their refractor, Cassegrain and Newtonian focusers back in the 1960s as I remember drooling over one in 1969 while visiting their shop in London.

Skip forward a while and looksee what you can get for your existing Synta refractor: http://www.finefocuser.com/ff2.html

Cheers,
Ian

Thanks Ian

Originally Posted by EzyStyles

Saxon makes the ed80's with 10:1 focusers.

http://www.andrewscom.com.au/site-section-10.htm

or

http://www.saxon.com.au/m_refr.html

Eric,

Regarding both links, No, that's an APO 80 and cost more than twice as much as the ED's. Lot's of dollars just to get an 11:1 focuser!