Archive for the ‘refractor telescope images’ tag
Refractor Telescope
How to Buy a Telescope : Telescope Buying Guide: Refracting Telescopes
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Portable refractor telescope Photo Mugs This is a refracting telescope with a portable stand. It has a mahogany tube with brass fittings as well as a brass draw tube and fittings. There is a small brass refracting telescope (finderscope) at the eyepiece-end of the barrel. The telescope belonged to Rev. George Fisher (1794-1873) who went to the Arctic as an Astronomer with Captain David Buchan in HMS Dorothea in 1818 and with Captain Wil… |
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Using the 28-inch refracting telescope at Royal Observatory, Greenwich Photo Mugs This telescope is the largest refractor in Britain and the seventh largest in the world. It was installed in 1893 and was used mainly for double-star observations. A characteristic onion-shaped dome, originally built in 1893 of papier mache and later rebuilt in fibreglass, covers it….. |
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Carson Red Planet Series Refractor Telescope with Tripod – 50 – 100 x 90mm – RP-200RP-200 Carson Red Planet Series Refractor Telescope with Tripod – 50 – 100 x 90mm… |
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Choosing and Using a Refracting Telescope (Patrick Moore’s Practical Astronomy Series) $28.29 Choosing and Using a Refracting Telescope has been written for the many amateur astronomers who already own, or are intending to purchase, a refracting telescope â perhaps to complement their existing arsenal of larger reflecting telescopes â or for the specialist who requires a particular refractor for serious astronomical applications or nature studies. Four hundred year ago, during t… |
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Making a Refractor Telescope $34.95 This is a hands-on book for the amateur who has always wanted to make a refractor. The author adopts the role of coach and guides the reader, step by step, through all aspects of making a doublet lens; from the characteristics of glass, abrasives, and pitch to methods for mounting the finished lens. The author’s spreadsheet programs, included on CD-ROM, provide a direct approach to designing a wel… |