The Advanced Vx (Avx) by Celestron sets a new standard in mid-level telescopes, providing many of the features found on Celestron s most sophisticated German equatorial mounts at an extremely affordable price. This set contains Celestron 8 Schmidt-Cassegrain Optical Tube Assembly, 6x30 Finderscope, 25 mm Eyepiece, and 1.25 Star Diagonal.