@myrrlyn It’s well studied: https://t.co/rEHREkmt7j
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@Hair_Artiste We should be able to see in some of the IR freq range that thought to be contributing to healing. "Long wavelength-sensitive visual pigments of vertebrates exhibit maximal absorption at the ∼500- to ∼625-nm range." https://t.co/BH45ashE29
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@joachimgoedhart Humans can see wavelengths >1000 nm if the light is bright enough. This phenomenon was first studied in the 1940s. Here’s a recent paper: https://t.co/dTUIyJ4C4q
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これだったかな Human infrared vision is triggered by two-photon chromophore isomerization | PNAS https://t.co/39czXSKmvZ