Hi serge, A very warm welcome to our little corner of the world.
General info. on E/Ps. You get what you pay for, so if poss. BORROW before BUYING, is the rule.You don't say what,T'scope or E/Ps you have. More info. please. Dob, Refractor, SCT? focal length etc etc.
ps. How long you been in SASI? How's BRETT?