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http://www.apo.nmsu.edu/Telescopes/SDSS/eng.papers/19960408_fsDrillingIV/19960408.html.
http://www.apo.nmsu.edu/Telescopes/SDSS/eng.papers/19960408_fsDrillingIV/19960408.html.
1. Fiber Positioning System Performance
... Plate drilling . ... Hole locations . ... Approximately 670 holes are drilled in each plate. ... Once the plug-plate is assembled and installed on the telescope, guide stars imaged onto coherent fiber-optic bundles are used to determine the errors in telescope pointing, image scale and rotator angle. ... As described in the introduction, the holes are drilled tilted with respect to the normal to the plate surface. The tilt of holes were measured on six plates drilled prior to plate uw0111. ...
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Ссылки http://www.apo.nmsu.edu/Telescopes/SDSS/eng.papers/19980127_FiberPositioning/19980127.html -- 19.5 Кб -- 16.04.1999
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