3D TV

[P3D Marvin Jones <72657.3276@xxxxxxxxxxxxxx>]

> ***************  The original article is not easy to understand. It mixes
> things up without explaining why. The glasses used are undoubtedly the
same
> as the LCD glasses we know about. The 3D effect relating to motion is not
> Pulfrich, though the description sounds that way. Apparently they use
> relative motion to determine depth relationships of layers in the 2d
image
> on the fly and create a left and right image from this information, then
> display it in alternate fields for the glasses. There is a web page about
> this method (from before it was this advanced...) somewhere deep in my
> notes. The mention of stopping the tape and having a 2D image is kind of
> misleading to those who don't know much about stereo and LCD glasses. Of
> course it will be 2D when viewing only half the information! Whatever the
> source! 

So what you are saying is that this is just a way of achieving the Pulfrich
effect using cumbersome $200 shutter glasses instead of simple five-cent
cardboard ones. Technology marches on!


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