Re: [photo-3d] Camera separation in stereo photography

["don lopp" <dlopp@xxxxxxxxxxxxxxx>]

70 mm is 2.8 inches which is the  Realist lens separation !!! Don.
----- Original Message -----
From: "Greg Erker" <erker@xxxxxxxxxxxxxx>
To: <photo-3d@xxxxxxxxxxx>
Sent: Monday, June 26, 2000 8:37 AM
Subject: Re: [photo-3d] Camera separation in stereo photography


> >GREG, IF YOU DIDNT NOTICE  i ICLUDED THE FOCAL LENGTH of the lens  which
> >means that a 35mm lens with 12 inches of separation , the closest point
wold
> >be 35 ft, therefore 6 inch separation  would get you down to 17 ft. The
> >Realist has 70mm separation Therefore 17 ft/2.8 = about 6ft.
>
>   Sorry, but I don't understand this. Why are you
> dividing 17' by 2.8?
>
>
> >I was trying to
> >point out a quick way to figure out  the proper way to quickly figure out
> >the stereo base when using different focal length lenses when the 1 to 30
> >doesn't work ! How close can you shoot the Sputnik when you include
infinity
> >7 ft , 10ft. I doubt it.? Don.
>
>   I'm sure I've taken 7' to infinity shots
> with the Sputnik. It's hard to get enough
> DOF but from a deviation point of view
> it works okay.
>
> Greg
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