%0 Journal Article %T Design and integration of a mechanism for focusing and alignment of the Echelle spectrograph for the telescope of 2.1 meters of the National Astronomic Observatory %A GutiƩrrez, Horacio O. A. %A Farah, Alejandro S. %A Echevarria R., Juan M. %A Sierra, Gerardo D. %J Proceedings of SPIE %V 9147 %P 91474Y-91474Y-11 %@ 0277-786X %D 2014-08-06 %I SPIE %~ DeepDyve