Polar Finder CG-4 (Omni Mount)Polar align your Celestron Omni or CG 4 equatorial mount more easily with this Celestron Polar Axis Finder Inserts into the polar finder port at the back of the mount The easily identifiable star patterns of the Big Dipper, Cassiopeia and Octans are etched into the reticle, as well as Polaris and the North Celestial Pole, to help with alignment in the Northern or Southern Hemisphere Eyepiece has focus adjustments for reticle clarity Get some help