Some white LEDs are actually near-UV LEDs coated with a phosphor layer to emit v... | Hacker News

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		fellerts on May 15, 2024 \| parent \| context \| favorite \| on: Femtosecond lasers create 3D midair plasma display... Some white LEDs are actually near-UV LEDs coated with a phosphor layer to emit visible wavelengths. Could be GP got LEDs with poor coating allowing UV through?

relaxing on May 15, 2024 [–]

The visible component would still cause your eye to narrow the pupil.

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