Why Can T You Look At A Solar Eclipse
Olivia Luz
During the eclipse the sun won t be more harmful to your eyes than any other day.
Because you are looking directly at the sun while it is being blocked and because of the relative darkness of the eclipse your iris s are dilated. But with the moon blocking a lot of the sun s bright white light you won t have to strain as much to look at. And this is actually even worse than when you normally look away from the sun because during the total eclipse it is dark out and your pupil therefore dialates so that it can let in enough light to get a good picture. There are uv rays still glaring down from the visible prominences of the sun which can cause serious damage to the human eye.
The exact moment when the. One of the ways to view this amazing cosmic event is get a certain. For the same reason don t watch an eclipse through unfiltered telescopes binoculars or photographic lenses. Because the retina has no pain receptors you won t be aware of the damage until it s too late.
The lens of the eye focuses and concentrates sunlight on the retina scorching it and leading to solar retinopathy. To be triply safe during a solar eclipse use approved eclipse glasses that block the ultra violet use only one eye and don t stare. While environmental exposure to uv radiation is known to contribute to the accelerated aging of the outer layers of the eye and the development of cataracts the concern over improper viewing of the sun during an eclipse is for the development of eclipse blindness or retinal burns. To prove just how dangerous it is astronomer mark thompson shared this now viral video which captures a pig s eye burning to a crisp when exposed to intense sunlight warning this is very graphic.
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On a sunny day if you were to look directly at the sun you would know to look away after a split second because of the pain caused by the brightness. Wondering what happens if you stare at the sun during an eclipse without protective eyewear staring into direct sunlight can burn a hole in your retina and even cause blindness. You can also view a solar eclipse safely by looking at an image of it cast on a screen by a telescope binoculars or a pinhole camera.
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