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Light-emitting diode

technology Maturity 9-11

Some small parts make bright light.

LED, 5mm, green (en).svg
LED, 5mm, green (en).svg
They use power to glow. These lights can be red or blue. They help us see in the dark. They are used in many things.
Red and green traffic signals, Stamford Road, Singapore - 20111210.jpg
Red and green traffic signals, Stamford Road, Singapore - 20111210.jpg
Do you see them at night?

51 words
🖼️ Images & Media (30)
File:LED symbol.svg
LED symbol.svg
File:LED, 5mm, green (en).svg
LED, 5mm, green (en).svg
LED Operation.ogg
File:Surface mount LED close up image.png
Surface mount LED close up image.png
File:Br20 1.jpg
Br20 1.jpg
File:Blue light emitting diodes over a proto-board.jpg
Blue light emitting diodes over a proto-board.jpg
File:Herb Maruska original blue LED College of New Jersey Sarnoff Collection.png
Herb Maruska original blue LED College of...
File:RGB_LED_Spectrum.svg
RGB_LED_Spectrum.svg
File:RGB-Led-projection.jpg
RGB-Led-projection.jpg
File:White LED.png
White LED.png
File:1 watt 9 volt SMD LED.jpg
1 watt 9 volt SMD LED.jpg
File:Led Lights Panel.jpg
Led Lights Panel.jpg

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📚 Content adapted from Wikipedia | Readability: FK 12.5 | Vital Level 4