diy truss tube telescope
Homemade 12.5 inch dobsonian telescope: how to build a 12.5 inch closed tube dobsonian telescope. i began building it in the spring of 2008, but the bulk of the work was done in july of 2008 with first light occurring on july 25. this instructable describe the planning, design, and p.... Sooner or later reality took hold again and i thought that the truss tube idea could be applied to the primary and secondary mirrors i already had in my possession, namely a 150mm (6 inch) primary and a matched secondary mirror. i eventually discovered david kriege’s book about how to build the open truss type telescope.. Homemade truss tube telescope featuring an aluminum-graphite construction. diy telescope telescope images hubble space telescope space and astronomy cosmos milky way photography refracting telescope stargazing interstellar. dr. erhard h
