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Cuiv The Lazy Geek on MSN8 小时
Should You Get This TINY, ULTRA-FAST Refractor? Putting It to the Test! Founder Optics Draco 62Is the Founder Optics Draco 62 refractor telescope the perfect compact solution for astrophotography? We put this tiny, ultra-fast refractor to the test to see how it performs in the field.
11 天
Astronomy on MSNReview: The RedCat 91 is a refractor everyone should wantThe RedCat 91 is a well-crafted astronomical imaging refractor that is easily portable, with a machined aluminum finish and ...
Well, any of us who has ever looked through a telescope could say the same, for the two principal types in use today were developed by giants: the refractor by Galileo and the reflector by Newton.
McKim Observatory still houses many of its original instruments, including a 9.53 inch Clark Refractor telescope, a meridian transit telescope, and a gravity driven chronograph. Missing from the early ...
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