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Amazon.com : Sky-Watcher EvoStar 100 APO Doublet Refractor – Compact and Portable Optical Tube for Affordable Astrophotography and Visual Astronomy : Refracting Telescopes : Electronics
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Amazon.com : Sky-Watcher EvoStar 100 APO Doublet Refractor – Compact and Portable Optical Tube for Affordable Astrophotography and Visual Astronomy : Refracting Telescopes : Electronics
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