Sky-Watcher 0.85x Reducer-Corrector for Evostar ED 100 Refractors

Description

0.85x 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 telescope’s focal length by a factor of 0.85x and provides much improved field-edge correction. Features:

• 55mm back focus
• M48 threads (not standard T-thread)
• Drops Evostar 100 from f/9 to f/7.56

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