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Science

swong19104

(463 posts)

10. We know this happens

Reply to erronis (Reply #4)

Thu May 22, 2025, 02:33 PM

May 22

When out in the sun, even with the eye lids closing in front of the eyes, one can still sense where the sun is. It’s quite penetrating even with the eyes closed. Now, that’s not just the infrared portion of the sun, but whatever wavelengths that the sun hits us with.

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Infrared contact lenses allow people to see in the dark, even with their eyes closed [View all] erronis May 22 OP

Very interesting. sop May 22 #1

I remember those ads, & Sea Monkeys! CaptainTruth May 22 #9

Those could be useful if they also correct the vision Jerry2144 May 22 #2

Does not compute Bmoboy May 22 #3

Yes - apparently. The eyelids have evolved to block visible light but infrared can penetrate erronis May 22 #4

We know this happens swong19104 May 22 #10

This interesting and potentially very useful research is being done in China. Ocelot II May 22 #5

Similar to the test atomic bomb blasts. I could see my bones. twodogsbarking May 22 #7

X-ray shoe-fitting machines in shoe stores were very popular, they were banned for obvious health reasons. sop May 23 #11

Mice needed this Bayard May 22 #6

Eagle vision OceanPete May 22 #8