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http://www.apo.nmsu.edu/users/morgan/APO/3.5m-Collimation/Collimation/report.html.
http://www.apo.nmsu.edu/users/morgan/APO/3.5m-Collimation/Collimation/report.html.
1. Procedure to Collimate the SDSS 2.5m Secondary Mirror
... Procedure . ... The alignment telescope is delicate and extremely expensive; treat it carefully. ... Manhole cover" and associated shoulder screws and pins: the fixture used to mount the alignment telescope to the 2.5m instrument rotator. ... Adjust the focus of the crosshairs of the alignment telescope by rotating the eyepiece. ... Record the position of the alignment telescope's crosshairs on the secondary mirror's dimple (e.g. by making a sketch). ... Adjust the mirror until it is collimated: . ...
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Ссылки http://www.apo.nmsu.edu/Telescopes/SDSS/25Procedures/Optics/op070302M2Collimation.html -- 9.5 Кб -- 02.07.2003
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