After very carefully collimating the telescope (readjusting primary and secondary mirrors) I tested the new adjustment on a bright star.
Vega, of the starsign Lyra, a very bright star only 24.3 lightyears away.
Judging from the diffraction spikes (from the spidervanes of the secondary mirror) the collimation and focus are very good now in the center of the telescope.
Tuesday, September 25, 2007
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