Why It Was Almost Impossible to Make the Blue LED
Why It Was Almost Impossible to Make the Blue LED
The blue LED was supposed to be impossible—until a young engineer proposed a moonshot idea.
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203 comments
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I took a blue sharpie on my white LED - voilà
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Your white led is a blue led with a phosphorescent coating.
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Well no, but...yeah sure why not haha
Edit: Read the comment I replied to completely backwards nvm, am dumb lol
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It literally is. They even covered that in the post's video.
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Sorry, I totally misread the comment I replied to, disregard haha
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203 comments