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Astronomy Talks - Don Pensack talks telescope viewing

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Takahashi APO Refractors: The GOOD, the BAD, and the UGLY!!! Are they good telescopes???

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The Professor Who Taught People How To Think (1962)

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False Color Comparo! Short Tube 80 vs Ranger vs Takahashi!

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My 3 Laws Of Telescopics to Get Sharp, Clear Telescope Views!

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How an astronomical telescope is made! The No. 1 telescope manufacturer in Japan.

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The Story of Palomar, 1948

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Telescope Restoration - John Dobson used THIS #Dobsonian

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4" APO Refractor Shootout

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Making a Telescope : How Stargazing Devices Are Really Made

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The Takahashi CN212 Convertible Telescope!

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Doctor D talks Takahashi

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Stellarvue SVX127D Refractor

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Buying A Telescope IN JAPAN: What You Need To Know Before You Go

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Purely Japanese made! I bought the Sightron Infini D50 astronomical telescope (unboxing)

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How To Collimate A Refractor

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A Future Cult Classic? The Vixen ED81S Refractor!

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Don't Do It!!!

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【工場見学】天体望遠鏡ができるまで|大一光学のモノづくり現場【大一光学株式会社】

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