Can grocery store barcode scanners damage your eyes?

Can grocery store barcode scanners damage your eyes?
and how long would you have to look at to damage the eyes

Best answer:

They are so weak and have such a short wavelength , you can look at it for years with no damage to your eyes.

If they were dangerous, don’t you think all the cashiers would be blind by now ?

The beam barely makes it through the glass, that’s why the article has to be so close to it to be read.

Tags: Barcode, damage, eyes, grocery, scanners, store

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