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Collimation test
From: Thomas Kleemann
Date: 2009 Jul 21, 01:27 +0200
From: Thomas Kleemann
Date: 2009 Jul 21, 01:27 +0200
Hello all,
someone, most probably Alex E., described a collimation test method for
soviet era SNO sextants some time ago. May I ask for a recapitulation?
Can't find it in the archive.
And another question about SNOs: What are the two L-shaped diopters
(диоптp) for?
Thanks a lot.
Thomas.
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