2" 3X Focal Extender 50mm we expect that it will

we expect that it will have a running time of about  5 hours

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

Eye Relief 16

and even brighter deep sky objects

2" 3X Focal Extender 50mm we expect that it willThe 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