January 15, 2010 8:04 PM

TV Biz Turns Blind Eye to non-3D Viewers

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CBSNews
(RTV/BILD)  This piece was written by CNET News.com's Rafe Needleman.

When it comes to 3D television, I don't see it. Literally. The technology that's supposed to convince me that a 3D image exists when I look at a 2D screen doesn't work for me. Nor does it work for a small but significant percentage of the population--4 percent to 10 percent, depending on which expert you ask. Millions of people like me are being left behind by content and hardware companies as they move to 3D. I don't mean to complain. It's not the end of the world. Flat-viewers, like me, can watch 2D versions of 3D content. I saw "Avatar" in the non-3D version. As a bonus, the theater was nearly empty--the 3D showing down the hall was more crowded. Plus, we didn't have to wear those dorky glasses.

Of course, we are social beings, and not being able to view 3D means that group or family outings to 3D showings are awkward for the flat viewers, who may have to sit through a showing that will cause headaches or just look bad to them. But the flat-viewer's experience with 3D imagery can vary. While I find viewing 3D imagery uncomfortable, Daniel Terdiman, another person at CNET who can't see 3D, saw the 3D version of Avatar and wore the 3D glasses. It looked fine to him, just not 3D.

Manufacturers are mute

At CES this year, the trend toward 3D in home television sets was unmissable, but there was no mention by the manufacturers of how this move would affect flat viewers. I was curious how the hardware companies, which fight for every point of market share jealously, could cavalierly ignore the large number of us who won't like this new direction. It's a lot of market. How are they planning to deal with losing it?

Oddly, none of the HDTV manufacturing companies I reached out to could provide a direct comment on this topic, but I did talk with people familiar with the industry and with an optometrist who has a vested interest in promoting the growth of 3D content viewing.

Bruce Berkoff of the LCDTV Association and formerly a marketing executive at LG, noted that for all the hype around 3D, the television manufacturers are not really investing much in putting products on store shelves, nor are they expecting consumers to pay for it yet. Adding the capability for televisions to display alternating images for stereoscopic viewing through electronic shutter glasses is not expensive. It's the glasses themselves that are, and only a few 3D-capable sets actually come bundled with them. So consumers will be able to soon buy televisions ready for 3D without spending much. Berkoff, and everyone else I talked to about 3D TV, reminded me that a good 3D TV is also a good 2D TV. You should be able to turn off the 3D display features and view content designed specifically for 3D but in 2D: You just show the view for only one eye. If the refresh rate of the program is high enough, you should not notice much of a difference in picture quality.

Get your eyes examined

From the optometrist's perspective, the inability to process stereoscopic imagery is, for many people, a treatable condition. Dr. Brad Habermehl, president of the College of Optometrists in Vision Development, told me, "You don't have to be a 3D refugee if you get to the root of the problem. The majority of stereo-blind people really can be helped."
Habermehl says that there are methods to teach people to see in 3D. Using graduated methods and physical aids (lenses) as "training wheels," he says, people can eventually learn how to "point both eyes to focus on the same space." It's like riding a bike. Once you learn, the training wheels come off and you can't imagine not doing it. "Vision is definitely learned," he says. "That's what vision training is."

The doctor sounded to me suspiciously like a spokesperson for the 3D television manufacturers, or at least a recipient of some marketing dollars from them. But he's not. "It would be nice if they would fund us," he said. But after reminding me that "Avatar" had already made $1 billion in box office receipts, he added, "I don't think the industry is worried about this."

Personally, I have no interest in undergoing medical treatment just so I can spend more money on consumer electronics. Although Dr. Oliver Sacks, in a compelling New Yorker article, Stereo Sue, did make me wonder what my kind is missing. (Related reading: Fixing My Gaze, by Sue Barry, a subject of Sacks' story.)

And regardless of whether you see in 3D or not, the technology is inexorably changing the visual language of movies and television shows. When directors create shows for 3D, they can't rely on cinematic methods viewers are used to in 2D for conveying action, depth, and movement. Hard cuts and swooping camera moves can disorient viewers new to 3D. The new standard of practice is to lock down the camera and move the action around it, instead of the reverse, which is the case in today's 2D movies. Good 3D movies today will appear subtly more stately and cinematic than 2D shows.

The future of the 3D feature

For all the hype at CES, 3D for the next few years is likely to be a "feature" in the new crop of TVs, according to Gary Merson of the HDGuru3D site. "It's not black-and-white to color," Merson says. "It's a feature, like Internet connectivity and stereo." He also points out that the content is not there yet, and that many consumers have only recently upgraded their tube televisions to HD flat screens.
For people like me, for whom the world is flat, this feature can not roll out slowly enough.






By Rafe Needleman

RTV/BILD
Add a Comment
by lorne46 March 14, 2011 11:34 PM EDT
Anyone who does not have co-ordinated eye-movement vision out of both eyes (such as someone with a lazy eye or one-eyed vision) and I am one of them, CANNOT see 3D. We will never really know what we are missing. From what I've read, 3D technology takes advantage of the microsecond when the image from both eyes passes between the bridge of the nose. Now I am also told that if you only have vision out of one eye that you also cannot see depth. Or at least you cannot perceive depth in the way that two-eyed vision can. I don't know if that is quite true. I have only one good eye and I can perceive depth. Again, whatever it is I am missing I will never know. I won't be buying a 3D TV!
Reply to this comment
by NowBeWithThat April 6, 2010 10:40 AM EDT
Opinions and world views are formed by the film industry and celebrities with a cause of the month. Whether you sit in front of the tube or in a darkened multiplex with a hundred others, you're being force-fed a collective way of thinking - i.e., good is evil and evil is good.

It's easier than observing, reading, listening and thinking for yourself.

So stop whining when you know you'll go into debt to buy that 3D tv and pay a fortune for stereo-vision training.
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by stephand March 10, 2010 3:52 PM EST
It's not just movies... think 3D video games, watching the super bowl in 3D etc. this could be cool!
Reply to this comment
by barbaram99 January 22, 2010 3:11 PM EST
As a legally blind person I would never be able to see a 3D TV and never heard of such a thing. tool, yep I heard ye there..There are lots of things that I can't use as a blind person..My friend hate the digital things. I am 55.
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by Scimajor January 21, 2010 11:02 AM EST
I'm with you guys. The whole 3D experience underwhelms me. The thing is, it just doesn?t WOW me. Five minutes in and I?m not really paying attention to it anyway. I guess that?s why the old ?3D? movies used to have characters senselessly and suddenly move closer to the camera to ?enhance? the 3D experience.

As anyone, particularly those without 3D vision can tell you, a true 3D experience does not require stereoscopic vision. In true 3D you get the effect of parallax and anyone with any kind of vision can see that. ?3D technology? has yet to duplicate that effect.

Yawn. I?ll see Avatar in 2D thanks. Don?t need the crowds.
Reply to this comment
by barbaram99 January 27, 2010 11:20 PM EST
Anyone that only has one eye can't see in 3D..
by tuathadedannan January 18, 2010 4:48 PM EST
Is this 3D stuff really that important? I think that the electronics companies are at a loss as to what the next big thing is and this is all they could muster. How many perfectly good TVs are in the garbage now because we all had to go out and get a flat screen hdtv when the digital conversion happened? What problem does this technology solve? Is seeing a flat image that much of a problem?

Better yet, turn the tv off and invite some friends or neighbors over.
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by ddaryl1 January 17, 2010 12:23 PM EST
I've never been able to see anything impresive with this 3D hype... Just looks like a crappier version of 2D IMO
Reply to this comment
by emh1701 January 16, 2010 7:49 AM EST
I have a lazy eye and most 3D images do not work for me because of it. I saw Avatar in 3D also. It looked like the images were trying very, very hard to get off the screen, but they didn't quite make it. I enjoyed the movie, but I could have done without the dorky glasses.
Reply to this comment
by ToolMangler1 January 17, 2010 9:41 PM EST
I don't mind others being able to see 3D and me not to be able. I have never known what three dimensional vision is like. What I do mind is being forced to but a 3D HDTV when I can never enjoy it. That time is coming at breakneck speed. You look at how fast CD's came and went. We had them one day and then had to go buy a DVD player/burner, we had them another day and then have to go buy a 'Blu-ray player/burner. I will suffer along with what I have until I am forced to buy a new machine. I have a very good 40" Cathode ray type Toshiba TV and it works very well for a one eyed old man. I know all about 'Cutting-edge tech' and see no need to jump on it.
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