Skywatcher 0.85X Focal Reducer Corrector Evostar ED Range
Optimised for the Sky-Watcher Evostar ED DS PRO Range.
72mm, 80mm, 100mm, 120mm, 150mm
Designed for serious Astro-Imagers.
This superb quality accessory effectively reduces the telescope’s focal length by a factor of 0.85x and provides much improved field-edge correction.
A suitable M48x0.75 adaptor is required to match your camera.
Sky-Watcher manufactured Canon and Nikon M48x0.75 adaptors are available -