On Tue, Jul 4, 2017 at 12:01 PM, Niemand Sonst <[email protected]> wrote:
> But if you speak about 0.1 µm it is useless to build a lathe on that > accuracy, as you will never be able to turn a part at that accuracy. Just a > few degrees temperature difference will destroy the repeatability. > The people that work on optics would be really surprised to hear this, also diamond turning work is done at much finer levels than 100 nM. Sure, thermal growth is an issue. People really want to do work down in the 1nM range because that's what their requirements are. ------------------------------------------------------------------------------ Check out the vibrant tech community on one of the world's most engaging tech sites, Slashdot.org! http://sdm.link/slashdot _______________________________________________ Emc-developers mailing list [email protected] https://lists.sourceforge.net/lists/listinfo/emc-developers
