Quote:
Originally Posted by astronobob
1) Centering in tube, the spider hub is out by 3-4mm, compensating for the 2ndary mirror not being mounted center in the 45deg mounting face on the 2ndary mount tube,, the hub is smaller than 2ndary mirror, no obstruction. The 2ndary mirror is now central to tube.
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Do you mean your spider vanes are not square?
Do you have a
catseye collimating kit or do you know someone who can lend you one?
What do your on axis stars look like now?