Cool story. The most important aspect of it, in my view, is that the problem of 'deriving the resolving power of an optical system' is a very interesting one th

Cool story. The most important aspect of it, in my view, is that the problem of 'deriving the resolving power of an optical system' is a very interesting one that inspired Heisenberg and Bohr! I speculate that the way Wien taught it was by rote, and not fully understood, even by Wien.