Relay-Version: version B 2.10 5/3/83; site utzoo.UUCP Path: utzoo!watmath!clyde!burl!mgnetp!ihnp4!houxm!houxz!vax135!cornell!uw-beaver!tektronix!hplabs!sri-unix!sde@Mitre-Bedford From: sde%Mitre-Bedford@sri-unix.UUCP Newsgroups: net.physics Subject: Visual chords Message-ID: <12251@sri-arpa.UUCP> Date: Thu, 9-Aug-84 10:52:18 EDT Article-I.D.: sri-arpa.12251 Posted: Thu Aug 9 10:52:18 1984 Date-Received: Sun, 12-Aug-84 01:05:49 EDT Lines: 8 It seems that I can recall attending a Laserium concert in which several colors of laser light were superimposed on the same spot without mixing; in other words, that all the several colors were simultaneously and distinctly perceived. When I mentioned this phenomenon to a friend, I was informed that a similar effect is witnessed (if I recall the comment correctly) as a result of certain diffraction patterns, though I don't recall any 1st person example of such. David sde@mitre-bedford