New posts in Light
Chemistry - How were x-ray diffraction patterns deciphered before computers?
Sep 12, 2021
Chemistry - When a candle burns, why does the top of wick glow if bottom of flame is hottest?
Jul 09, 2021
Lumens specs when buying a flashlight/torch. Why maglite has only 680lm but cheap ones have 900,000?
Aug 21, 2021
Omnidirectional LED, is it possible?
Aug 08, 2021
Can antennas be viewed as light sources?
Sep 02, 2021
Why does an LED have to be a diode?
Sep 03, 2021
If Infrared not visible, why the red LEDs?
Oct 04, 2021
Are LEDs in modern streetlights usually pulsed? If so, roughly what frequency?
Sep 10, 2021
Why are Edison screws allowed to be used?
Aug 20, 2021
Will repeatedly turning a light bulb on and off damage it?
Sep 22, 2021
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