Path: utzoo!attcan!uunet!aplcen!uakari.primate.wisc.edu!zaphod.mps.ohio-state.edu!wuarchive!mit-eddie!media-lab!wave From: wave@media-lab.MEDIA.MIT.EDU (Michael B. Johnson) Newsgroups: comp.graphics Subject: MIT Media Lab's Holographic Video System Message-ID: <3316@media-lab.MEDIA.MIT.EDU> Date: 6 Sep 90 18:54:55 GMT References: <1990Sep3.033831.2543@dhw68k.cts.com> <7192@eos.UUCP> Reply-To: wave@media-lab.media.mit.edu (Michael B. Johnson) Distribution: na Organization: MIT Media Lab, Cambridge MA Lines: 45 In article tomw@esd.sgi.com writes: >>In article <2982@amc-gw.amc.com>, kenb@amc-gw.amc.com (Ken Birdwell) writes: >> >>> PS: I saw something from MIT that does true 3D display by using a grid of >>> piezo-electric and acousto-optic light modulators to generate a normal >>> holographic interference pattern that can be recomputed on the fly (if you >>> have a connection machine :) but thats something different, and far too >>> complicated. >> >>I believe it's far from real time. Wrong. It is real time. >>Their (unnamed) supercomputer was about 50 times too slow for that. The CM-2 we have is just fine for the task. Of course, if it were 1000 times faster, that also would be interesting. >>They could, however, store a two second, 20 frame loop in memory and play that continuously. Yep. >>Also, they were only able to manage horizontal parallax. >> This is true. >> >>-- >>Tom Weinstein >>Silicon Graphics, Inc., Entry Systems Division, Window Systems >>tomw@orac.esd.sgi.com >>Any opinions expressed above are mine, not sgi's. I'm not in the Spatial Imaging group, which is the group which designed and built the Holographic Video System, but I like to go down the hall every few and look at it. -- --> Michael B. Johnson --> MIT Media Lab -- Computer Graphics & Animation Group --> (617) 253-0663 -- wave@media-lab.media.mit.edu