From: utzoo!decvax!harpo!eagle!mhtsa!alice!npoiv!npois!houxm!houxa!houxk!houxh!pvl Newsgroups: net.movies Title: Re: How does 3-D Work? - (nf) Article-I.D.: houxh.141 Posted: Thu Mar 10 09:33:10 1983 Received: Fri Mar 11 04:43:51 1983 References: pur-ee.833 I understand how the Red/Blue coding works, but while we're at it, can anybody explain how the Polarized movies manage to get polarized movies into standard theatres. Are special projectors/filters used?? Pete LaMaster BTL NJ (201)949-0040