Sky-Watcher Sky-Watcher 2 Inch Deluxe Di-Electric Coated 90 Degree Diagonal | Eyepiece Accessories & Filters

The Mirrors Inside These Diagonals Have Undergone A Special High-Reflectivity Multi-Coating Process, Allowing Them To Reflect 99% Of The Precious Gathered Starlight, Providing Exceptional Brightness And Contrast (Standard Diagonals Typically Reflect 90-95% Of Light).