ZWO FF80 APO - 80 mm f/7.5 APO Quadruplet Refractor - FF80 - On Sale! Tripod Extensions Retractable Eyecup

Retractable Eyecup

30fps12bit ADC 5496×3672 19fps3840×2160 36

About the Baader Astro Conversion Filter for Canon DSLRs - EOS 400XTi/400D/40D/450D

All you have to do is follow the arrows pointing to your chosen celestial object on your app-enabled smartphone

49 arc seconds Light Gathering Power (Compared to human eye) 1127x Secondary Mirror Obstruction 3

ZWO FF80 APO - 80 mm f/7.5 APO Quadruplet Refractor - FF80 - On Sale! Tripod Extensions Retractable EyecupThe ZWO FF80 APO is a f 7. 5 APO refractor with a flat field optical design there is no need to add a field flattener to this system! It is a pleasure to work with a system that does not require a separate field flattener; it eliminates the hassle of calculating the back focus distance and figuring out which spacers you require to achieve that distance for best focus. Just add any accessories you need, focus carefully, and start shooting! The FF80 has