Refractor telescope aperture 102 mm focal length 1 000 mm focal ratio 198 optical systems fraunhofer achromatic refractor suitable for beginners max useful magnification 204 x tracking equatorial mount equatorial mount 3 2 eq3 2 tripod aluminium tripod telescope features barlow lens compatible easily transportable astrophotography function none minimum useful magnification 14 coating fully coated series skywatcher evostar finderscope 6x30 eye