Commuters in the northern Swedish town of Umea are being treated to ultra-violet light therapy as the long, dark winter for which the Nordic state is renowned draws in. Energy company Umea Energi has decided to install ultra-violet lights at about 30 bus stops for people, which will be in place for the next three weeks. "This is so people can get a little energy kick as they are waiting," said Umea Energi marketing chief Anna Norrgard. Umea is about 600 km north of capital city Stockholm...
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Engineer and self described nerd Alek Komarnitsky describes how post cataract surgery, he now sees an expanded color spectrum. What could the lilac glow beyond violet be — auras, pet spirits, Venus rays? Via Komar:
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Numerous people who have also had their natural lens removed have written me saying they see similar to what I describe below. I’ve been very happy so far with the Crystals implant for cataract surgery. But one unexpected/interesting aspect is I see a violet glow that others do not … I’m seeing Ultraviolet light!
An eye surgeon recently wrote about blue-violet color changes after Crystalens implants and his experience is that only 3% of patients have experienced (or mentioned!) this phenomena … but some people may just have more sensitive photoreceptors, so the vast majority of the patients would not see this.
Some related interesting tidbits include during WWII, the British used aphakics for signaling using UV lights … since only they could see it.