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nobody

17 Mai 2012 05:14



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Part 4: Eyepiece Designs http://www.handprint.com/ASTRO/ae4.html
Part 5: Evaluating Eyepieces http://www.handprint.com/ASTRO/ae5.html

Si un PDF: EVOLUTION of the ASTRONOMICAL EYEPIECE
http://www.brayebrookobservatory.org/BrayObsWebSite/BOOKS/EVOLUTIONofEYEPIECES.pdf