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Your 100mm f/9 ED has been designed with high quality optics and excellent mechanical construction. The ED glass in the objective lens means you’ll enjoy images with far less color distortion than those seen in a standard refractor, and the smooth Crayford focuser will make getting sharp images a breeze. These instructions will help you set up and use your telescope tube. Getting Started The 100mm f/9 ED comes fully assembled from the factory. The telescope’s optics have been installed and colli