4 Telescopes Tested: Doublet vs. Triplet vs. Quadruplet vs Quintuplet

FOUR popular astrophotography telescopes scopes tested to see how the number of glass elements affects your deep sky photos! To try everything Brilliant has to offer—free—for a full 30 days, visit The first 200 of you will get 20% off Brilliant’s annual premium subscription. Telescope Purchase Links ============================= William Optics ZS61ii: and Flat 61A: Sharpstar 61EDPHii: and Reducer/flattener: Meade 70 APO: discontinued - check used markets Askar 65PHQ: Contents ============================= 0:00 Intro 0:53 Disclosures 1:41 History / Background 4:30 Cost 5:33 William Optics ZS61ii overview 9:18 Sharpstar 61EDPHii overview 13:04 Meade 70 APO overview 15:40 Askar 65PHQ overview 19:18 Brilliant (sponsor) 20:07 Image Comparisons (OSC) 27:02 Ima