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Made of fully multi-coated BaK-4 glass
but they relax the eye so the observer could pay attention to subtle details for extended periods
The Explore Scientific ED80 Essential Series Air-Spaced Triplet Refractor is a compact
small Refractor or small Solar Scope and of course
Battery Charger 12
2" 2X Focal Extender 62-series-eyepieces Made of fully multi-coated BaK-4The 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
