T-Shaped Finder Scope Base for Essential Series with Mounting Screws 82-series-eyepiece With its advanced optical system

With its advanced optical system

5) large aperture refractor

from a wide range of northern hemisphere latitudes

Built with fully multi-coated lenses and premium BaK-4 prisms

using multiple precision lens elements to deliver light rays that remain parallel to the optical axis

T-Shaped Finder Scope Base for Essential Series with Mounting Screws 82-series-eyepiece With its advanced optical systemThis T Shaped Finder Scope Base is specifically designed to allow you to secure one of Explore Scientifics high quality finder scopes to an Essential Series telescope. The easy to install base is sturdy and comes with reliable mounting screws. Item Number FNDRBASE ESSEN Weight 1. 29 oz Length 50mm Width 51mm Height 25mm