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Re: Anaglyph everywhere


  • From: Stephen Puckett <spuckett@xxxxxxxxxxxx>
  • Subject: Re: Anaglyph everywhere
  • Date: Tue, 30 Jun 1998 12:46:21 -0800

Elliot wrote:

>As a joke I sent a "black and white in color" anaglyph pair to a 
>stereo competition. I took the shot using a red and blue filter, 
>and stuck it in a standard Realist mount. When projected you could 
>see the projected image in 3D using either polaroid or anaglyph 
>glasses... :) --Elliott

I would like to take MF anaglyph slides for projecting (single 
images, not side-by-side as in the Realist mount mentioned above).  
I have a single projector.  I conceptualize some ways to accomplish 
this:

1. Use MF camera that permits double-exposures.  Take Left pic
   with 1 filter (Red?) and Right pic double-exposed with the 
   other filter (Blue?) double exposed.  Question: Do I adjust the
   exposure to get 'proper' end exposure - say, under by 1 stop?  A
   disadvantage is that the images may have alignment problems that
   cannot be corrected.

2. Take both images separately with appropriate filters and then
   double-mount the chips (ie. 1 on top of the other in the mount). 

3. Use a beam-splitting arrangement with filters over the different
   sides. 

Questions that I have:
A. Which color goes on which side?
B. What are the best color filters to use (brand, ID number)?
C. Can this be done with color film?  How?  I've seen color
   anaglyphs that were OK but don't know about limitations of film
   used or colors in the scene (ex. avoid blue and red). 

I'm thankful for any assistance but this is *not* a burning issue
with me.  I'm busy cobbling up a nifty MF slide viewer with lenses
I just got from Sam Smith 8D