Download PDF by Stephen Tonkin (auth.), Stephen F. Tonkin BSc, FRAS (eds.): Astronomy with Small Telescopes: Up to 5-inch, 125mm

By Stephen Tonkin (auth.), Stephen F. Tonkin BSc, FRAS (eds.)

ISBN-10: 1447102290

ISBN-13: 9781447102298

ISBN-10: 1852336293

ISBN-13: 9781852336295

Small telescopes have much to suggest them.
Cost is naturally a attention, yet their such a lot confident function is sheer portability. a few brands have attempted to make huge telescopes extra moveable (with combined success), however the contrary process, that of creating small telescopes more beneficial, is what this ebook is all about.
Good 2-inch (60mm) telescopes are actually to be had for rookies, and significant American brands now supply small, cheap computer-controlled tools which are in a position to awesome results.
Stephen Tonkin has amassed the event of clients of small telescopes to supply an perception into simply what's attainable - for novices to astronomy or skilled observers who easily are looking to use a small, fairly moveable telescope.

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Additional info for Astronomy with Small Telescopes: Up to 5-inch, 125mm

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Canadian amateur astronomer Geoff Gaherty reported on the Talking Telescopes emaillist ll that he has achieved very satisfactory results using a Tele Vue Up-Swing head l2 and a heavy-duty Manfrotto tripod. Matt Tarlach of California has said that the Tele Vue Tele-Pod head l3 mounted on a Bogen 3221 tripod is also an excellent combination. 14 When I purchased my ShortTube 80 I already owned a Bogen (Manfrotto) 3011 video tripod. However, I replaced the original tripod head with a Bogen 3030 quick-release head for the sake of convenience and to save wear and tear on the mounting plate.

The capability to change focus easily, to interchange eyepieces and filters, and to use an Amici prism to produce erect-image views is advantageous in a finders cope. • Although I have seen the ShortTube 80 function as a CCD auto guider guides cope, it is likely that it will be inadequate for general use as an astrophotography guidescope. 8 kg (4Ib), the ShortTube 80 is light enough to be used in an altazimuth mode on a number of different photographic tripods. 00. 00. 00). 95) are required for the latter two mounts.

6. The ~rsl· quarter Moon, photogrophed on May 22, 1999 with a Penlax K1000 on Fuji Super G Plus 400 film. 51 In September of 1999 I had the opportunity to observe from atop the 1483 m (4863 ft) summit of Spruce Knob, the highest mountain in West Virginia. 8 Starsplitter Dob to very good use that night, but I didn't neglect my trusty ShortTube. 7. The Orion Nebula (M42 and M43) : a 2-minute piggybocked exposure on Kodok Gold Mox 400 film, Pentox KlOOO, September II, 1999. ShortTube piggybacked on my friend Sandy Goodstein's Celestron Ultima 8 Schmidt-Cassegrain.

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Astronomy with Small Telescopes: Up to 5-inch, 125mm by Stephen Tonkin (auth.), Stephen F. Tonkin BSc, FRAS (eds.)


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