The Sky-Watcher Evostar 120/1000 optical tube is an achromatic refractor with a 120mm diameter and a focal length of 1000mm. The large diameter allows it to collect much more light, making it easier to observe fainter objects. A very respectable lens with good features and quality, within everyone's reach given its very low price.

The long focal length of this Sky-Watcher Evostar allows you to improve and increase the resolving power of this versatile and lightweight instrument, it can be used in both deep-sky and planetary cases, both visual and photographic.