Plastic black eyewear frames is täysmustat, light impermeable lenses, which are evenly spaced ten small holes.
I Take off my glasses, which usually I need to read text. See the text without glasses, but I can't quite figure.
I Put the eyes in front of black sunglasses. I see the text as black through the net and what a surprise: I see the letters carefully!
What the hell is this?
– This is a well-known optical phenomenon, told the optometry degree programme principal lecturer Kaarina Pirilä Metropolia university of applied sciences.Eyesight may not be these glasses improve, but they can do some interesting tests for my own amusement. PETE anikari pin hole
Pirilälle this so-called needle-eye phenomenon is very familiar. He presents it self one version of most of the students at the beginning of studies.
the tests in the usual cardboard pressed pin hole, through which barely sees.
Quirky and downright miraculous is it, that when this hole through a person who otherwise needs glasses, he can see the target accurately without wearing her glasses.
Pirilä, to explain this phenomenon.
When you look through a small hole, is like a camera shutter opening pienisi. It means that the depth resolution increases.
the Phenomenon is, however, transient. Although I see your point through the target accurately, it does not change in the eyes of itself is nothing.Hazardous for transport
pirilä's view, there is no reason why a hole a child could not try and wonder phenomenon.
the hole in the child, however, does not keep trying to replace them glasses which you normally use.
– it would be really dangerous to go driving to the hole children away because of their look through in the field of vision narrows immensely. It would be a great risk to traffic, the work environment as well as warn.
the Risk is offered, even if the hole children from hääräillään at home.
hole children's through the looking while lost in stereo vision. Therefore, for example, we can easily bump into the furniture or even fall down the stairs.
the hole in the child view does not affect the eye muscles at all.holes for children to take advantage of the needle's eye effect. PETE anikari as yoga help?
the photographer Sami mainland tribe has been testing the hole the children at the viewing.
He also makes the regular so-called eye yoga, which aims to relax the eye muscles.
– my Experience is that my sight would be for yoga to help even improved, the mainland tribe to tell.
the mainland of the tribe for the yoga part of the new everyday habits.
– sometimes you have to remember to look into the distance and have to remember to blink often, he said.It needs lepuutus
– It should remember the rest, Pirilä, remind.
work environment as well as the instructions are in the same line as the yoga of rentouttamis principles.
If a large part of the day spent on a computer screen keep you waiting, would Pirilä, especially important to remember to look at regular intervals of time into the distance.
Another eye for the good to do things is sufficiently frequent flapping. According to studies, the computer working flapping of the difference between sensitivity to growth.
If flapping a few people, eyes can dry.
Also the hole in the children through viewing can relax your eyes, because then it can do something else than usual.