Re: PHOTO-3D digest 1378

[P3D Neil Harrington <nharrington@xxxxxxxxxxxxx>]

Gregory J. Wageman writes:

>>     I even looked up John Bercovitz's web reference for the diagram of the 
>>     apertures separation relative to the lenses, and sure enough the 
>>     apertures are shown to be farther apart.  
>     
>>     What am I missing? 
>
>Remember that the images are *upside down* on the film plane, so they
>are left-right reversed in the diagram.  Left side of 'reality' is focused
>on the right side of the aperture.

Yes, but that doesn't really have any bearing on this.  Even if the lenses
were made to produce an erect image at the film plane, they would still have
to be closer together than the film apertures in order to produce a stereo
window.



------------------------------