... Measure spectrographic field distortion . ... Test collimation . ... The systems that comprise the 2.5-m Sloan Digital Sky Survey (SDSS) telescope must be tested as installation and integration occurs so that problems are discovered at the component and subsystem level rather than at the system level where debugging is more expensive and time consuming. ... This document complements the telescope tests dependency chart that is available as a postscript file. ... Z1 == azimuth axis (zenith direction)...