Amateur Telescope Making in the Internet Age: Finding Parts, - download pdf or read online

By Robert L. Clark

ISBN-10: 1441964142

ISBN-13: 9781441964144

The net Age is altering every thing approximately human invention and using know-how. The swap has been in comparison to that of the creation of printing. Making your individual telescope isn’t what it was once, both, thank you in part to the web. The outdated days of grinding and sprucing are long gone – until you must do it! now you can gather an excellent software from quite a lot of reasonable Internet-available parts, new or used. the net is the recent components “junkyard,” with stuff from world wide so that you can choose via, day or evening. during this publication you'll find out what’s quite often to be had and the way to entry it. you are going to how to evaluation optical elements and mix them from various net assets. you'll get many rules on easy methods to make the components that you simply don’t purchase or scrounge and the way to revive previous lenses and mirrors. and you may study a few user-friendly physics of designing ergonomic – cozy – telescopes. Navigating your method round the percentages is straightforward utilizing this worthy and well timed source. With Robert Clark’s assist you can get the easiest that the net has to provide. start now!

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Additional resources for Amateur Telescope Making in the Internet Age: Finding Parts, Getting Help, and More

Sample text

After you have been observing all night. Be very conservative. The Dobsonian mount design and its variations are pretty well adapted for portability. Since the first two (relatively thin) eBay offerings would be lightweight, they would be very appropriate for a portable Dobsonian, telescope. Two other criteria for selecting a design are: How much you are willing to spend, and how much work you are willing to do? These play off against each other. An obvious way to save money is to do it yourself.

L = Distance from the objective to the proposed diagonal.

1 shows the completed telescope in the star diagonal version. The straightthrough version just substitutes a straight tube for the angled tube shown. As it is you could set it on a table and begin to try it. Without a mounting arrangement it is useless for the sky. Attempting to wave a 3-foot tube around in the sky just doesn’t work. The travel tripod that is described a little later in this chapter will provide a good mounting. The star diagonal needs a first surface mirror mounted at a 45-degree angle.

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Amateur Telescope Making in the Internet Age: Finding Parts, Getting Help, and More by Robert L. Clark


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