Xref: utzoo comp.windows.misc:915 comp.sys.mac:24660 alt.cyberpunk:1238
Path: utzoo!hoptoad!amdcad!pyramid!prls!philabs!ttidca!hollombe
From: hollombe@ttidca.TTI.COM (The Polymath)
Newsgroups: comp.windows.misc,comp.sys.mac,alt.cyberpunk
Subject: Re: replacing the desktop metaphor
Keywords: desktop metaphor, graphical interfaces, computing environments
Message-ID: <3637@ttidca.TTI.COM>
Date: 3 Jan 89 21:12:57 GMT
References: <454@blake.acs.washington.edu> <17939@glacier.STANFORD.EDU> <3166@sugar.uu.net> <1611@ssc.UUCP>
Reply-To: hollombe@ttidcb.tti.com (The Polymath)
Organization: The Cat Factory
Lines: 20

In article <1611@ssc.UUCP> markz@ssc.UUCP (Mark Zenier) writes:
}What resolution (pixels per inch or meter) and contrast (bits, levels, ratio)
}are needed to form a decent hologram.

Pixels would have to be separated by no more than half the wavelength of
the light used, a distance commonly measured in Angstroms.  That's well
beyond the ability of current technology to create, let alone drive.

}How good would the display have to be, and how many instructions would need 
}to be processed to display a frame.

You're talking about millions of pixels _per inch_.  I'm not sure it's even
theoretically possible, let alone feasible.  The processing capacity to
drive such a display would be mind boggling, even by today's standards.

-- 
The Polymath (aka: Jerry Hollombe, hollombe@ttidca.tti.com)  Illegitimati Nil
Citicorp(+)TTI                                                 Carborundum
3100 Ocean Park Blvd.   (213) 452-9191, x2483
Santa Monica, CA  90405 {csun|philabs|psivax}!ttidca!hollombe