Refractor telescope aperture 90 mm focal length 900 mm focal ratio 110 optical systems refractor fraunhofer achromatic max useful magnification 180 x tracking equatorial mount equatorial mount exos 1 tripod steel tripod minimum useful magnification 12 finderscope 6x30 eye piece 125 eyepiece type super plssl total weight 84 kg included in delivery star diagonal 125 90 software cd rom