Quote:
Originally Posted by DavidU
I had a mess around with focusing the 50mm finder by using the threaded objective holder then locking it in place with the lock ring.
Tighter stars sharper DSO's.
Try it.
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When I bought my DOB the focuser was already adjusted, I thought they would be one already when I bought the new one. Couldn't find focus control at the back of the new one so I was just about the call the supplier. Managed to find the screw thread at the front. Learn something new.
