Newtonian Reflector

Celestron NexStar 130 SLT Newtonian Optical Design: Newtonian Reflector Aperture: 130mm (5.12") Focal Length: 650mm (26") Focal Ratio: f/5 Focal Length of Eyepiece 1: 25mm (0.98") Magnification of Eyepiece 1: 26x Focal Length of Eyepiece...