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Easy methods to construct a Dobsonian Telescope!

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Additional resources for How to Build a Dobsonian Telescope

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Q: Even the six-inch scope in your plans is a bit ambitious for me and my young child--is there someone that makes a kit in a smaller size? Yes! I recommend Stargazer Steve. Steve sells very affordable kits in various sizes. Q: Where can I get a printed copy of these plans? 00 from this address: The Sidewalk Astronomers 1946 Vedanta Place Hollywood, CA. 90068 If you are requesting these plans be mailed to another country, the price may be higher. I do not send any plans through the mail, nor do I have any infuence over those that do.

If the fit of the spider is too loose, we may tighten the fit with cardboard folded to the necessary thickness... Fitting cardboard under one shingle (the shingle opposite the eyepiece hole). Readjust the spider as needed after fitting the cardboard. When installed, the whole objective mirror will need to be visible in the diagonal when we look into the eyepiece hole. Do not glue the spider to the tube until final adjustments are made on the alignment. htm (12 of 12) [9/6/2001 11:33:23 AM] Section B of Making a Telescope Section "B" of Making a Dobsonian Telescope MAKING THE TAILGATE The tailgate should be a square with the same width as the objective mirror.

When the mirror is installed, it should rest on the two bottom blocks, but clear the two top blocks. Furring nails, or rubber furniture glides, are placed at the ends of each of the mounting blocks to prevent the mirror from rolling out of the front end of the tube. After you have installed the mounting blocks and the mirror, check to make sure that the mirror cannot get past the furring nails, or furniture glides. If it does, you will have to increase the height of the mounting blocks as necessary.

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