The lens in youe eye focuses the image of the arc onto a small portion
of your retina, which is more easily damaged than your skin.
Concentrated light plus more sensitivity equals more
Of course, you *could* try the experiment on yourself, then buy a screen
reader like Mr. Gaff's so you could post the results....
Arc eye is *not* fun. I know this from personal experience, and I only
caught a quick accidental glimpse of a welder working some yards away
For anyone sensible the answer is yes you always need a welding mask for
protection from the arcs hard UV component and any flux splatter.
But why don't you try it without and then experience the pain of welders
flash - if you are very lucky you might not do any permanent damage to
your eyes. Welders use a mask and wear gloves for good reason.
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