Quote:
Originally posted by BLiTZWiNG
I think I got it lined up because I finally noticed my eyeball in the secondary mirror!
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Janos, I didn't notice the hole either! and no I wasn't using it...
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See your eye is not enough. I could see my eye in the focuser when I got my dob, but the collimation was still way out.
Use the dustcap with the pinhole in it (in a brightly lit room or outside in the day time). It'll help keep your line of site centred in the focuser.