Re: VR4 and V6 Optical Configurations (fwd)

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Angus Dorbie (dorbie++at++sgi.com)
Wed, 11 Nov 1998 07:03:20 -0800

Roy Ruddle wrote:
>
> Since I started making enquiries about this, several people have asked me
> to copy the data to them. I thought I outght to make it more
> widely-available (appologies for the cross-posting).
>
> Anyway, the staff at Virtual Research have kindly provided me with the
> following data about the optics of the VR4 and V6 (these HMDs share the
> same optical design):
>
> FOV: 48 degrees (horizontal), 36 degrees (vertical), 60 degrees (diagonal)
>
> Optical axes: Each eye has a 2 degree outward rotation (outward meaning
> that the optics come closer together), a total convergence of 4 degrees

With nominal forward vectors converging and symmetric 48 degree
horizontal FOV
you actually get more more than 100% overlap at infinity, is this right?
Is
there any asymmetry to left an right eyes here, or is it safe to just
specify
48 degrees HFOV?

>
> Now there's no excuse for not setting up your HMD correctly!

??

Cheers,Angus.

>
> cheers
>
> roy

-- 
"Only the mediocre are always at their best." -- Jean Giraudoux 


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http://www.dorbie.com/

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