The AX103S 103mm f/8 Apo Refractor Telescope from Vixen Optics is built for serious astrophotographers who demand an imaging platform with user-friendly functions that allow for comfortable operation. The AXD2-A103S package comes with the quad element AX103S apochromatic system that features SD glass for uncompromising optical performance, the pinnacle of this aperture class. It comes with the AXD2 equatorial with STAR BOOK TEN controller and AXD-TR102 adjustable aluminum tripod.