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Grinding, Polishing and Figuring Thin Telpe Mirrors Abridged from an article appearing in Telpe Making #12 Provided: Courtesy of Astronomy Magazine Article's Author: Bob Kestner Part I - Grinding For many years ...

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Holding the mirror: Don't let your fingers touch the bevel of your glass while rotating the mirror during grinding and polishing. When you rotate the mirror during it closer to the center of the edge. Touching the bevel heats the Pitch ...

Jan van Gastel: Making a mirror-o-matic mirror making machine Once I had seen a grinding machine, working at 380 Volts and weighting about ... the machine, capable of making 20 inch mirrors, and a CD with building plans.

My Zeiss grinding and polishing machine - YouTube The movie shows the Zeiss machine in all its phases, putting together notes, drawings and films that make up the story: from initial idea to the project ...

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Ritchey Mirror Grinding Machine Motor – Smithsonian National . This is the electric motor that replaced the original overhead belt-driven drive on the mirror-grinding machine built by George Willis Ritchey . Plan Your Visit; ...

I have been casting my own telpe mirror blanks for a few years now. How I do it is explained elsewhere on this web site. The casting process leaves the blanks slightly oversize, and the edges of the blanks rough, and not quite ...

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Mirror Grinding Machine - posted in ATM, Optics and DIY Forum: I have some interest in building a grinding machine for possible up to an 18 mirror, but something that will also do a 6 or 8 mirror. I have plans for the Mir O Matic but ...

Mirror-o-Matic mirror making machine -. Mirror-O-Matic grinding machine was that all measurements and plans are done in imperial units since the machine has been developed in the United States.Chat Online Or Get Price

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Preparation before grinding Throw rough grit around the rim of the mirror, wet it down, grab a piece of metal, and grind in a nice rounded bevel 1/12" wide. Do this for the back side of the mirror also. As grinding proceeds, maintain the ...

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This is a good indication of the mirror having a very highly polished surface and we can now plan to check the mirror for it's spherical curvature on a test stand. This is an exciting time in the process, when a reflection is apparent ...

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Mirror grinding machine By Astroman, July 25, 2005 in DIY Astronomer Recommended Posts Astroman 4 Astroman 4 ...

Astro-Tel - Mirror grinding machine - . MIRROR GRINDING MACHINE. I made my first mirror grinding and polishing machine over thirty years ago. It used the ... mirror grinding machine plans in nigeria Surface Grinding Machine ...
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