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The "white" LEDs you see in light bulbs in the store are actually blue.
by eli 12y ago
The "white" LEDs you see in light bulbs in the store are actually blue.
- jestinjoy1 12y agoHow? Or is it a mix of Red, Blue and Green?
- TTPrograms 12y agoThere are down-converting phosphors on the surface that convert a fraction of the blue light to other wavelengths to get close to white.
- azmenthe 12y agoIs that the same method as fluorescent lighting?
- Florin_Andrei 12y agoSimilar in principle.