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Re: [photo-3d] Making a Stereomonscope or iconoscope


  • From: Peter Davis <pd@xxxxxxxxxxxxx>
  • Subject: Re: [photo-3d] Making a Stereomonscope or iconoscope
  • Date: Fri, 16 Feb 2001 22:39:00 -0500

At 10:00 PM 02/16/2001, you wrote:

>Many people on this list are probably familiar with the Bi-lens viewer
>made by (I think) Sawyers that was designed to allow viewing of a single
>flat 35mm slide with both eyes - This viewer has two eye holes and looks
>very much like a stereo viewer - I've have seen them sold on Ebay for
>less than $20.  - If you chop off the end that holds the slide with a
>hacksaw and remove the lenses - you have a viewer that lets both eyes
>see exactly the same thing- I have done this and it works great.
>Its a very strange effect - because when you view solid objects with
>both eyes, you expect to see 3D - and this thing makes everything look
>flat - in a way that viewing with a single eye does not.

Interesting idea.


>(By the way, I made this viewer by accident - my original intent in chopping
>the thing up was to produce a device that would make anaglyphs - I had
>planned to put a filter over each eye hole - and shoot from the other
>end with a mono camera - but it didn't work - when viewing from the "slide
>end" - the holes at the other end appeared very small. )

This does make a good viewer for anaglyph slides!  I shot some slides with 
a Vivitar Q-dos lens, and put them in this viewer.  Looking with the 
red/cyan glasses, you really do get 3D.  It better than a print, but still 
not as good as a "real" stereo pair.

-pd

--------
                                 Peter Davis
                  Funny stuff at http://www.pfdstudio.com
                  "The artwork formerly shown as prints."
            Resources for children's writers and illustrators
                    http://www.pfdstudio.com/cwrl.html