Newton’s rings put on a microscopic show.
This is a microscope image, about 20x, of some bright bands of color that
appeared on the surface of one of my samples. They’re formed from a colorless
film of residue left behind after some IPA dried on my sample -
![(Untitled)](/content/images/size/w795/049fbc5507ab32ffb82e27722635913d/tumblr_mph56spbEG1spzrmao1_1280.jpg)