Quote:
Originally Posted by pgc hunter
One thing I noticed on the scope is that the secondary as seen thru the focuser was slightly de-centered but was busy during the day so had no time to play with it.
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Just make sure that Peter hasn't off-set it on purpose. I don't bother with mine, but the text book says you should...
http://www.asnsw.com/info/offsetcalc.asp