Sky-Watcher Evostar-120 (HEQ5 PRO) 120mm (4.75") f/1000 Syn Scan GO-TO Achromatic Refractor Telescope. The Sky Watcher Evostar series are two-element air-spaced, multi-coated object achromatic refractors. They are truly outstanding, high-performance, high-resolution instruments manufactured to extremely high standards & mechanical precision. With their long focal lengths & breathtaking optical performance, they are ideal for the detailed high-power study of the moon, Planetary Surfaces & other objects in our solar system, giving crisp contrasty images. These telescope packages will stand you in great stead for a lifetime of serious astronomical viewing.