Sky-Watcher Evostar 100 Reducer/Flattener (.85x) (S20201) AZ and EQ mount Main use and Performance

Main use and Performance

The Advanced VX 8" Newtonian telescope is an excellent entry- to mid-level setup that can grow with you

Especially when using both eyes

The Advanced VX 8" EdgeHD telescope combines the groundbreaking new Advanced VX mount with Celestron's best optics

and a built-in doublet corrector

Sky-Watcher Evostar 100 Reducer/Flattener (.85x) (S20201) AZ and EQ mount Main use and Performance0. 85x Focal Reducer Corrector for Sky Watcher Evostar 100 ED APO is designed for serious Astro Imagers. Optimized for the Sky Watcher Evostar 100 ED APO, this superb quality accessory effectively reduces the telescopes focal length by a factor of 0. 85x and provides much improved field edge correction. Specifications 55mm back focus M48 threads (not standard T thread) Drops Evostar 100 from f 9 to f 7. 56