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Old 05-11-2013, 12:43 PM
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Pinwheel (Doug)
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Join Date: May 2010
Location: Wimmera victoria
Posts: 512
Quote:
Originally Posted by barx1963 View Post
Hi Doug
That method can work quite well on smaller newtonians, especially of the slower variety. The issue with it is that it is hard to know that you are holding your eye centrally in relation to the focuser. That is where a collimation cap or simply a film canister with a hole drilled in the base is usefull as it positions your eye exactly.

Malcolm
Well mines an f=4 and is a short tube too! so it's really no wonder the laser was so inaccurate. Anyway I learned so much doing it this way.
Totally worth it.
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