2" 2X Focal Extender 62-series-eyepieces It serves as an excellent

It serves as an excellent filter to reduce glare and irradiation when observing the Moon with any telescope 4"(10

Made from matte black anodized aluminum

Made of fully multi-coated BaK-4 glass

Designed for both planetary and deep-sky observation

The Explore Scientific ED80 Essential Series Air-Spaced Triplet Refractor is a compact

2" 2X Focal Extender 62-series-eyepieces It serves as an excellentThe Explore Scientific 2X Focal Extender (2. 0 inch O. D.), accepts both 1. 25 inch O. D. and 2. 0 inch O. D. format eyepieces and camera adapters. Fully EMD Coated on all air to air lens surfaces, with all lens elements edge blackened to produce superior contrast, this focal extender adds some real versatility to your telescope accessory line up. First of all, it allows you to increase the magnification of any eyepiece with the same barrel size that