From: m14494@mwvm.mitre.org (Mike White)
Subject: Re: INFO: Virtual Reality Group (VRG)
Date: Thu, 5 Nov 1992 14:45:43 GMT
Organization: The MITRE Corporation


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.  

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* These are my opinions only.*
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