• matchphoenix
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      1 year ago

      The video shows someone shining a UV light on the iPhone 15 box to reveal watermarks and a QR code that helps verify device authenticity.

      Still hidden outside of the visible light spectrum.

      • johnthedoe@lemmy.ml
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        1 year ago

        Makes counterfeiting just a bit more difficult. Like when money started having this. Where I lived getting one of these uv flashlight to check notes was very common back then.