And then I put some ultraviolet filters on my camera and took a very, very long exposure with the particular frequencies of ultraviolet light and this is what I got.

Insects see green, blue and ultraviolet, and they see various shades of ultraviolet.

back to top Check with an ultraviolet lamp

Then there's ultraviolet light.

Check with an ultraviolet lamp ( 2 )

Ultraviolet rays are harmful to us.

Counterfeit Under UV light

Under UV light

Banknote sheet under UV light .

I think there's something poetic here, that these pictures taken with ultraviolet filter, the main use of that filter is for astronomers to take pictures of Venus actually the clouds of Venus.

We can't see ultraviolet light, but insects can.

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