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Re: Broadcast SL3D


  • From: P3D William Carter <wc@xxxxxxxxxxxx>
  • Subject: Re: Broadcast SL3D
  • Date: Sat, 24 May 1997 08:03:44 -0700 (PDT)

Larry Berlin muses:
>Unless you intend to provide new tools for everyone overnight, 
>why not use and enjoy what we have available now.

If I were to make an argument for SL3D, based upon economic practicality,
This would be it. With a single lens 3-D acquisition, all broadcasts could
be made in stereo, all the time. Without special hardware, SL3D is
indistinguishable from a flattie. It does annoy me that programs, all
programs, aren't being broadcast in single lens stereo. The investment at
the broadcasters end is virtually nil. Those without special sets, or
shuttered glasses, would never know what they were missing unless if they
were told.

>The public would be amazed if they knew what they were missing. 

Absolutely!

>.. there is nothing better  or more ideal than a dual lens (or more) system. 
>Better yet if it is equipped with a variable stereo baseline, something
impossible >with a single lens system.

Single lens has an (nearly) infinitely divisible baseline. It's much like a
hologram. If, for instance, a display detects your position, it can deliver
full head motion parallax. The single lens stereo camera records everything
in front of it, including depth. Not just a flattie from position A, and a
flattie from position B, but everything in between. That's why there's no
ghosting. That's why there's no edge boundary rivalries. And That's why SL3D
can be broadcast without those annoying dual lens artifacts which keep 3-D
from being broadcast generally, and marketed to a broader audience.

>If you have a system that requires shuttered glasses, 
>it uses or provides two images.

Not so. Think of it this way, Larry. If one could broadcast a hologram, and
it was right there on your set, you could look at it with one eye, or two
eyes. Not because it was from two images, which it isn't. But, because you
have a maximum of two eyes. That's a human factors issue.

I believe that if there were a general awareness of SL3D, we would have
full-time 3-D T.V.


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