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A Community Devoted to the Preservation and Practice of Celestial Navigation and Other Methods of Traditional Wayfinding
Re: C.Plath on Ebay
From: Bill B
Date: 2005 Jun 10, 02:53 -0500
From: Bill B
Date: 2005 Jun 10, 02:53 -0500
> Yes, of course. > This picture could be used in a beginner's > textbook to explain what is "collimation error":-) > Modern sextant scopes (for the reasons that excape me) > do not have collimation error adjustment, > with one exception: the inverting scope of SNO-T. > Once Bill suggested to adjust collimation error > with a hammer... Alex Hoisted on my own petard. For the record, the suggestion was tongue-in-cheek. The "bigger-hammer" school of impact adjustment, AKA, "If it doesn't go, force it. It it breaks, it needed replacement anyway." Personally, I do not subscribe to that theory past a rubber mallet with the point of impact broadened by worn underwear. Bill
