Quote:
Originally Posted by Tannehill
Sorry, don't follow...you can't reach focus now after adjusting your collimation? Did you move your primary mirror "down" a lot by left-turning all your primary mirror collimation bolts? I can't otherwise envision easily how collimation adjustments would affect that, unless you mean you've inadvertently decollimated so much that you have blurry images as a result.
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not quite sure but i was adjusting the primary mirror collimation screw. will need to investigate into this.
I think a Cat's eye is what i need
.. quite pricey though...