DESC: Introducing our SmartStar -E-R80 Entry Level telescope system. Designed with the latest technology the 80 mm lens is crafted with a fluorite based low dispersion glass that is ground and polished to exact specifications. The precision design is excellent for viewing bright stars planets and their moons as well as for bird watching and other land objects. Two eye pieces come standard to allow for flexibility in viewing either a wider field or a single focused object.Alt-Azimuth Mount The Cube The SmartStar -E-R80 refractor telescope comes with our patented Alt-Azimuth Mount a.k.a. The Cube . This compact mount design is probably the most functional and flexible unit on the market. Both axis motors are built into a small single unit which is universally compatible with all telescopes using a dove-tail connection. In addition there are no dead spots so you can point your telescope to ANYWHERE above the horizon whereas other mounts block the telescope tube at certain points of rotation.