How electron microscopes work.
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Previously:
https://www.homemadetools.net/forum/...068#post187650
https://www.homemadetools.net/forum/...271#post169245
https://www.homemadetools.net/forum/...223#post169118
https://www.homemadetools.net/forum/...368#post158236
https://www.homemadetools.net/forum/...516#post158794
