Catadioptric telescope aperture 180 mm focal length 2 700 mm focal ratio 115 optical system maksutov cassegrain max useful magnification 360 x tracking equatorial mount equatorial mount 6 pro eq6 pro goto tripod steel tripod minimum useful magnification 25 finderscope 9x50 eye piece 125 eyepiece type skywatcher let included in delivery star diagonal 125 skyscan goto software synscan controller