Cutting the ellipsoid shape

Published March 7, 2018, 8:29 p.m.

I've cut the whole piece into a disc by turning it around and cutting the other side.

Now I'm cutting the ellipsoid by programming the lathe to follow the path of an ellipse. The ellipse's parameters were found empirically by fitting an ellipsoid to the domed watch glass.

Cutting the ellipsoid shape

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Copper disc Watch Case Progress The tool direction set up to cut the ellipsoid