2" 3X Focal Extender 50mm Often considered the perfect mid-range

Often considered the perfect mid-range focal length for most amateur telescopes

Explore Scientific’s HR Variable Coma Corrector is a high-performance optical corrector designed by world famous optical designer Harrie Rutten

75 adapter adds 3 mm

and Explore Scientific Telescopes

2" 3X Focal Extender 50mm Often considered the perfect mid-rangeThe Explore Scientific 3X 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