This Ultraviolet display was made for the Open day in 2014.
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Ultraviolet display
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Tag Archives: tonic water
Fluorescein
This is one drop of 40% concentrated Fluorescein dye dropped into water with some bleach alkalinisation which enhances the fluorescence under long wave UV light.
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Mystery Photos 1
How many lasers were used to make this photo? What is going on?
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Ultraviolet
Ultraviolet becomes visible when it makes things fluoresce. Tonic water under ultraviolet (UV) glows blue due to the Quinine content. Fluorescein glows green. “Continue reading” to see the effects of UV and the ways it is created. 10 photos and links. Continue reading