If you've been hankering for a project that would take the already awesome nature of handheld lasers and kick it up a notch, this one's for you. Turn a hand-held laser and some glow-in-the-dark paint ...
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Glow Pen Doodle Using UV Light
In this video, I explore creating a doodle using a glow-in-the-dark ink pen under UV light. The lines appear invisible until the light reveals them, making for a fun and experimental drawing session.
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