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Telescope Making, Rough Grinding a 12.5 Inch Primary Mirror for a Buchroeder Quad Schiefspiegler

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Published on Aug 1, 2009

In this video, I continue to work on my 12.5 inch primary mirror for the Buchroeder Quad Schiefspiegler. I am running into problems as the mirror is wearing unevenly, leading me to speculate to myself that perhaps the glass lacks complete homogeneity.

This video illustrates the slow progree that is made while making a telescope. It also illustrates my techniques for mirror making, including my strokes and the underlying philosophy of my particular technique.

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