From: george@northwest.Berkeley.EDU ()
Subject: Re: INFO: Virtual Reality Group (VRG)
Date: 7 Nov 1992 03:09:12 GMT
Organization: Silicon Graphics Inc., Mountain View, CA


In article <1992Nov6.034148.4196@u.washington.edu>,
m14494@mwvm.mitre.org (Mike White) writes:
|> 
|> Chirag N. Shah writes:
|> > I have heard about a company called Virtual Reality Group (VRG) which
|> > presumedly manufactures HMDs with resolutions upto 1280x1024.  Could
|> > anybody who is aware of this get me their address/ph# ?
|> 
|> The Virtual Reality Group
|> 800 Follin Lane, Suite 270
|> Vienna, VA 22180
|> (703)242-0030 (voice)
|> (703)242-5220 (fax)
|> 
|> Contact: Christopher Lewis
|> 
|> HMD specs:
|> Image source: 1" monophosphor CRTs
|> Sync: NTSC High res, VGA, 1290x1024 (per eye) workstation
|> Refresh rate: 60 Hz
|> HMD weight: 3 lbs
|> Power: 100 watts
|> Pupil res: 2 arc seconds per pixel
|> Pupil brightness: 25 foot-lamberts
|> Pupil diameter: 12mm
|> IPD adjustment: 62-74mm
|> Eye relief: 26mm
|> Monocular FOV: 50 degrees diagonal
|> Overlap positions: 35%, 67.5%, 100%
|> 
|> The above info is from a spec sheet I picked up at a demo.  I have no 
|> connection with VRG.  
|> 
|> ************************
|> * These are my opinions only.*
|> ************************


I have not had a chance to call VRG, but no HMDs currently have 1280X1024
resolution especially in a 1" CRT.  Correct me if I am wrong.

-george