Do humans see UV light?
Hi! I'm currently researching UV radiation for school. I'm a little confused, though. With a UV flashlight, you can see the blue light, but the internet says humans can't see UV light… can anyone help me? Thank you!!
Physics: what else could be true?
I think a) and c) should be correct But now I'm not sure if any statement could still be correct
Can you see mold (spores) under UV light?
On the Internet I only found articles about house building etc. My problem is that some hay bales have tiny patches of mold visible on one side. What kind of light can I use to illuminate them to determine which (invisible) areas are affected?
Where can I get UV foil to turn LEDs into a black light lamp?
On Amazon, you can find countless flashlights with LEDs that emit 365nm or 395nm “light.” There are some where the LEDs themselves have this "violet" color, others are white, but shine through a filter disc – e.g. in 100W spotlights. I'm not looking for the LEDs now, but for a foil or plate that lets…
UV flashlight at night in the forest?
I came across UV flashlights and saw videos of people making scorpions glow at night. Now my question: Can you see much when you shine a UV flashlight in the forest at night? Or rather, is there a lot of organic material that fluoresces? If so, I imagine it would be fun 🙂 There are…