Celestron astromaster 90eq telescope is a powerful telescope scope with an equatorial mount and comes with a 10 years warranty if youre looking for a dual purpose telescope appropriate for both terrestrial and celestial viewing then the astromaster 90eq is for you each astromaster model is capable of giving optically corrected views of land and sky the astromaster 90eq telescope produces bright clear images of the moon and planets features quick and easy no tool setup permanently mo