It's got your attention, eh?
Moons are traditionally domed for strength but the reflections in the sample look more cone-shaped.
They rent the jig so people won't try on their own and make it not work(prolly). I'm sure they would sell the jig as well to anyone setting up a series.
Anyone with a Bridgeport mill can do without it. Like Bucky Fuller said, it's all in the (reproducible) angle and frequency.
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.Without freedom of speech we wouldn't know who all the idiots are. -- anonymous poster
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.Three conspiracy theorists walk into a bar --You can't say that is a coincidence.
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