Orion 10013 GoScope 80mm TableTop Refractor Telescope (Burgundy) Bring the cosmos to your table! This little wonder telescope packs a big performance punch with its 80mm aperture refractor optics and compact portable tabletop base Observe the Moon, planets, star clusters and bright cloudy nebulas EZ Finder II red-dot sight makes it easy to accurately aim the Go Scope, then you can view them through the included 20mm or 10mm 1.25-Inch telescope eyepieces Lightweight design lets you take the Go Scope anywhere and its base can be easily mounted on a tripod with a 3/8 inch or 1/4-20 threaded post Ideal for beginners, the Go Scope 80mm collects over 70% more light than a 60mm refractor telescope