View Full Version : Monocular vision...
yungatart
14th December 2010, 13:57
Monocular vision ..where both eyes work seperately rather than together.
Who has it? And how does it affect your life? Ever been turned down for a job because of it? Can it be treated?
allycatz
14th December 2010, 14:57
I have it, failed drivers licence visuals miserably so wear glasses for driving and reading. Main effects from it are momentary adjustment of line of vision when refocusing on something new. So can get slight double vision
Hitcher
14th December 2010, 14:59
Many people who have monocular vision don't know they have it. Only one red eye in family photos is often a good giveaway of who may have this condition.
It may pay to check whether you have it or not before you fork out thousands of dollars on 3D television.
Mom
14th December 2010, 15:01
Yepper, I dont have binocular vision, fail the eye sight test for drivers licence. I cant use binoculars either unless I hold them away from my eyes.
I always thought monocular vision was only being able to see with one eye. That is what Maha had before he had his eyes fixed. Blind in one eye and could not see out of the other :dodge:
If it means eyes work independantly then that is what I have. No problems with work, though I do wear correcting lenses for reading. I can not use the $2 shop ones as I also have astigmatism, where one eye focusses ahead of the other.
Mom
14th December 2010, 15:04
I have it, failed drivers licence visuals miserably so wear glasses for driving and reading. Main effects from it are momentary adjustment of line of vision when refocusing on something new. So can get slight double vision
I was told that was due to the fact that your brain was overriding what the eye was seeing, I can find my vision splitting if I am really tired and not concentrating. I can not afford to focuss in a lazy way, I have to deliberately do it sometimes. I used to do excercises to help correct the double/split vision.
Hitcher
14th December 2010, 15:07
I also have astigmatism, where one eye focusses ahead of the other.
Erm, I think you'll find that astigmatism is a compression of the eyeball that causes lines at certain angles to go out of focus.
Mom
14th December 2010, 15:08
Erm, I think you'll find that astigmatism is a compression of the eyeball that causes lines at certain angles to go out of focus.
To be absolutely truthful, my optician actually told me I had brain damage :shit:
yungatart
14th December 2010, 15:16
Many people who have monocular vision don't know they have it. Only one red eye in family photos is often a good giveaway of who may have this condition.
It may pay to check whether you have it or not before you fork out thousands of dollars on 3D television.
I definitely won't be buying a 3D tv.... I have monocular vision, diagnosed when I was in my late 20's. Suddenly I understood why I was always tripping up/down steps, falling over on uneven ground and completely useless at tennis etc as a child. It has not really been an issue...I have learned to compensate over the years.
however, it has just become an issue as some idiot thinks it calls into question my ability to drive and park a vehicle....
Mom
14th December 2010, 15:20
however, it has just become an issue as some idiot thinks it calls into question my ability to drive and park a vehicle....
Do what I did when I failed my eyesight test for my licence. Went and got a certificate that says my vision is fine for driving without corrective lenses. Yours would have to say "with" corrective lenses is all. That will put paid to any employer saying you cant see well enough to drive I suspect.
yungatart
14th December 2010, 15:29
I already have that Anne, otherwise I wouldn't have a licence.
Oh no! I'm so special I have to have a special letter from my optometrist, which they will then consider!!!!
Having a licence and a clean record doesn't actually count.
imdying
14th December 2010, 15:31
however, it has just become an issue as some idiot thinks it calls into question my ability to drive and park a vehicle....If that idiot isn't an optician then he'd be wise to stop discriminating on ground that he's not qualified to comment on.
/edit: Unless you're applying for a job to drive a bomb disposal truck or such like!
Ferkletastic
14th December 2010, 15:48
Yeah I've got it. Eye's don't work together at all, no 3d vision etc. Doesn't affect my driving at all, can paralell park etc.
As above I'm rubbish at tennis, stairs etc.
MSTRS
14th December 2010, 16:04
If that idiot isn't an optician then he'd be wise to stop discriminating on ground that he's not qualified to comment on.
The man is a 100% complete knobend. Arrogant, bullying, rude. Would be best suited as a parking warden.
allycatz
14th December 2010, 16:23
I never knew I had it until new licence system test came in. I cant actually tell much difference wearing glasses driving car but does seem better when I'm on scooter
MSTRS
14th December 2010, 16:53
I don't think monocular vision can be corrected. At least not with glasses etc.
YT can see perfectly well with either eye, well, perfect is debateable - she does wear glasses. The problem I guess is that the brain does not process the 2 incoming sight signals in the same way as 'normal'. What she sees with both eyes is what the rest of us see if we cover one eye. This means that she can't see in stereo - or 3D - and therefore has trouble gauging distance, determining the rate of approach of another vehicle. That sort of thing.
I can understand it being an issue when applying for a licence IF it was tested for. But it's not. Just need to be able to read a chart (as it was then) with either eye. And she has held a car licence since 1980ish and has a good driving record.
The only way she knows she has this 'problem' is one of her kids was having an eye check. There was a picture of a butterfly, which appeared to float a few inches above the page when viewed through some sort of special glasses. She tried it too - and the picture remained flat on the surface. Another check or 2 and 'You have monocular vision. Don't let it worry you. It's more common than you might think.'
And it hasn't been a problem. Until now.
Hitcher
14th December 2010, 17:04
I don't think monocular vision can be corrected. At least not with glasses etc.
It's often caused by both eyes not working together. People can see quite well through either eye, but generally have a dominant eye that does all the work for them. That's why the one red eye in those family photos. I suspect that by adulthood there is bugger all that can be done by way of exercises that will make both eyes work as a team.
MSTRS
14th December 2010, 17:17
What is the most galling is that she has done the special driving course, passed it with a perfect score and has been driving the big white bus on and off for the last month when working shifts. All without any problems.
thehovel
14th December 2010, 17:41
Had it all my life both eyes work seperately but in parallel. This gives me double vision, not a problem until you crash a bike and some spectator shines a torch in your face and pronounces brain damage, you explain that you have had it forever, "OH SHIT IT'S SERIOUS". One night or one weekend in hospital because someone with brain damage doesn't know what he is talking about!!!!!FFS.Only now my left eye is down a bit (only read to the 4th line) Nornally i can read to the second to bottom.At the moment I have an Inflamed Corotted artery and one of the symptoms is dould vision bugger I didn't see that one comming. I have great priffial (?) (side vision) and no depth perseption. Regards Richard
rainman
14th December 2010, 18:22
\Who has it? And how does it affect your life? Ever been turned down for a job because of it? Can it be treated?
- Me.
- Not much, eyes go skew when I'm tired, and I favour one strongly over the other.
- No.
- I tried surgery as I was also having headaches. Complete waste of time and money, my advice to anyone is the same situation is don't bother.
fail the eye sight test for drivers licence.
Really? When they ask you to read a line with 12 letters on it (you know by the size of the letters) read the left 8 with your left eye, shift focus to the right eye and read the last 4...
This means that she can't see in stereo - or 3D - and therefore has trouble gauging distance, determining the rate of approach of another vehicle. That sort of thing.
There's a third dimension??? :)
Actually, I have pretty good depth perception and can judge speed of moving objects, etc, but am definitely monocular rather than stereoscopic. I reckon it's just "in software", rather than hardware: I choose to look at the same things at the same time because otherwise I scare small children, and at the same time I figure out the things the hardware isn't doing for me, like depth perception etc. Sorta simulated/assisted binocular vision.
Then again, maybe I have no real idea of "proper" 3D so don't know what I'm missing?
Stirts
14th December 2010, 18:47
I don't think monocular vision can be corrected. At least not with glasses etc.
APPARENTLY.....virtual reality computer games have shown some promise in improving monocularity :niceone: I read it on the internet so it must be true!!
I also found out, while searching on the internet, that the specialists have misdiagnosed my "condition" all these years. I don't have a lazy eye.... I have a lazy brain. Who'da thunk it :killingme :mellow:
And for the record .......Autostereograms suck farken arse!!!
Maha
14th December 2010, 18:50
Monocular vision ..where both eyes work seperately rather than together.
Who has it? And how does it affect your life? Ever been turned down for a job because of it? Can it be treated?
I have monocular lenses inplants in both eyes, and you know how they twinkle...:yes:
Stirts
14th December 2010, 19:00
eyes go skew when I'm tired, and I favour one strongly over the other.
- No.
- I tried surgery as I was also having headaches. Complete waste of time and money, my advice to anyone is the same situation is don't bother.
Surgery worked for me....kinda. That and farking patches....I wanted to KILL my specialist at the age of 5!!! Improved the wandering eye a little, but when I am tired my left eye still tries to bury itself under my nose.
- Really? When they ask you to read a line with 12 letters on it (you know by the size of the letters) read the left 8 with your left eye, shift focus to the right eye and read the last 4...
:yes::yes:
Mom
14th December 2010, 19:11
APPARENTLY.... I don't have a lazy eye.... I have a lazy brain. Who'da thunk it :killingme :mellow:
And for the record .......Autostereograms suck farken arse!!!
Yeah, like mine told me, I have brain damage LOL
F5 Dave
15th December 2010, 16:23
It's often caused by both eyes not working together. People can see quite well through either eye, but generally have a dominant eye that does all the work for them. That's why the one red eye in those family photos. I suspect that by adulthood there is bugger all that can be done by way of exercises that will make both eyes work as a team.
I read a great article in a bike mag of all places. It was written in the late 80s & went along the lines of a chap who did well at his local MX races where he knew the track but always crashed his brains out in Enduros etc.
he went to this specialist who incidentally had done a lot of testing of top sports people to see the relationship between great eyesight (working together not just vision) in several categories, they tested top tennis players & all sorts. Top scorers in 2 of the tests were Eddie Lawson & Mike Bell.
Anyhoo they gave him a bunch of tests & worked out his dominant eye meant his vision was basically monocular. There was nothing otherwise medically wrong with him. He was given a heap of exercises & though they hurt one day he walked out of the office & realised he was seeing in 3D. He was happy but wished he'd done this years ago when he was young enough to make a break with his racing. He'd done ok at his home track because he learned it & was judging speed by size increase & familiarity. Something he couldn't do elsewhere.
Obviously this wouldn't be the case for everyone, but worth asking your optician if they do anything in this line. My old Optician gave me some exercises, basically covering one eye & focusing back & forward, but there were a bunch more in this article. I try to do this before riding sometimes to try & remind the other eye to join the party.
MSTRS
15th December 2010, 17:22
There's a third dimension??? :)
Actually, I have pretty good depth perception and can judge speed of moving objects, etc, but am definitely monocular rather than stereoscopic.
Then again, maybe I have no real idea of "proper" 3D so don't know what I'm missing?
Hmmmm...interesting. Monocular but have depth perception. You should try the 3D butterfly thing I mentioned earlier.
YT tells me that what she sees for real looks no different to a photo or on TV.
There used to be a kid's toy - a binocular viewer that you put a picture in. If you looked at the picture through both lenses, it appeared to be 'real'...close one eye and it went flat/2D. This was because there was actually two pictures, slightly different to each other. The viewer sort of merged the 2, giving the illusion of depth. I think this is how 3D movies work. There's two pictures playing simultaneously, but you need the 'special glasses' to be able to see the 3D effect.
Sort of the same as our eyes. Each sees a 2D picture from a slightly different angle and the brain interprets the two images as one with depth.
Ever noticed how predatory animals have both eyes facing forward? They need the triangulation to accurately gauge distance. Same as us. I guess an animal that has the monocular problem is going to starve? Or learn to compensate in some other way.
As for gauging distance, I think it would be fair to say that most of us are fairly accurate over a short distance, because the triangle effect is greater? People who lose an eye have to relearn how to judge distance otherwise they'd have all sorts of trouble trying to grab the salt shaker at dinner...people with monocular vision would be the same, may have been clumsy as a child but eventually learned to compensate somehow.
munster
15th December 2010, 18:38
Yes, I have it.
20 / 20 vision separately, but together looks like shit.
I can bowl at cricket bloody well, but can't bat for shit.
Wore glasses for a few years when I was younger, but haven't done for 20 odd years now. No issues with drivers license at all.
I don't get those puzzles you're supposed to 'see through' and 3D movies aren't.
Never knew it was so common until this thread.
As with others above, when tired (or drunk), left eye has a mind of it's own and some people don't like playing poker with me as a result. I'm definitely right eye dominant.
bikemike
15th December 2010, 20:46
me
I found out at 18 when I went for flying scholarship tests with RAF
'where does the horizontal line cross the vertical line?'-
er, it doesn't... long pause and some note writing... :-(
They invited me to do photo-recon as my eyesight was good. Not quite the same as throwing a Tornado through the skies though!
I don't find it a problem mostly as I don't play ball sports - though badminton I managed.
I don't like tree lined avenues at speed, the rapid oscillation left to right really messes things up.
I did eye exercises about 12 years ago, Bates method. I actually got a few glimpses of stereo vision, very emotional. But did not persevere, who knows if it would have made any difference long term.
I was told recently that it is a tendency that runs in family. My two boys have signs of it but look to be overcoming it.
FWIW I also thought that the new 3D TVs would be a fail for us Monos, but I saw one the other day and whilst I can't say I saw in 3D, it did look very deep and rich compared to a regular TV. Try it!
At my work, there was a 1 in 10 known incidence of this condition. I don't think it's that uncommon.
Oh, my right was dominant and my left squinted, but at about 30 years, the left became dominant (I guess the right was fading...) and now my squint is less obvious, unless I'm tired.
ducatilover
15th December 2010, 20:46
Erm, I think you'll find that astigmatism is a compression of the eyeball that causes lines at certain angles to go out of focus.
This is true.
I have interesting eyes, monocular vision, not so noticeable for me as my left eye is fairly lazy, I have astigmatism also. A score of 6/12 in my last eye test was fun, I have to see (Hah, pun!) a specialist and get a cert to sit my licence tests. :sunny:
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