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主題: 4 Telescopes Tested: Doublet vs. Triplet vs. Quadruplet vs Quintuplet 作者: peter 於 2023-11-18 20:51:06 4 Telescopes Tested: Doublet vs. Triplet vs. Quadruplet vs Quintuplet https://www.youtube.com/watch?v=WDLUv1GY3AQ
Quadruplet 4片 Quintuplet => 5片 William Optics ZS61ii: Sharpstar 61EDPHii Triplet Meade 70 APO: Meade's Series 6000 70mm Astrograph is a 70mm aperture, Quadruplet Apochromat Askar 65PHQ the 65PHQ is a quintuplet with two ED glasses which offers excellent control of chromatic and other aberrations. With its self-flattening design, 65PHQ offers strong advantages in the astronomical shooting. 主題: 回覆： 4 Telescopes Tested: Doublet vs. Triplet vs. Quadruplet vs Quintuplet 作者: peter 於 2023-11-22 13:27:37 4 Telescopes Tested from $300 to $2300
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